diff --git a/.github/workflows/DNS.yml b/.github/workflows/DNS.yml
index 057972f6..615e5d8b 100644
--- a/.github/workflows/DNS.yml
+++ b/.github/workflows/DNS.yml
@@ -59,10 +59,15 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Set env file
       run: |
         cd ../acmetest
@@ -81,9 +86,7 @@ jobs:
         if [ "${{ secrets.TokenName5}}" ] ; then
           echo "${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}" >> docker.env
         fi
-        echo "TEST_DNS_NO_WILDCARD" >> docker.env
-        echo "http_proxy" >> docker.env
-        echo "https_proxy" >> docker.env
+
     - name: Run acmetest
       run: cd ../acmetest && ./rundocker.sh  testall
 
@@ -104,28 +107,33 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install tools
       run:  brew install socat
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Run acmetest
       run: |
         if [ "${{ secrets.TokenName1}}" ] ; then
-          export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+          export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
         fi
         if [ "${{ secrets.TokenName2}}" ] ; then
-          export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+          export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
         fi
         if [ "${{ secrets.TokenName3}}" ] ; then
-          export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+          export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
         fi
         if [ "${{ secrets.TokenName4}}" ] ; then
-          export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+          export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
         fi
         if [ "${{ secrets.TokenName5}}" ] ; then
-          export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+          export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
         fi
         cd ../acmetest
         ./letest.sh
@@ -147,11 +155,16 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
     - name: Set git to use LF
       run: |
           git config --global core.autocrlf false
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install cygwin base packages with chocolatey
       run: |
           choco config get cacheLocation
@@ -159,31 +172,31 @@ jobs:
       shell: cmd
     - name: Install cygwin additional packages
       run: |
-          C:\tools\cygwin\cygwinsetup.exe -qgnNdO -R C:/tools/cygwin -s http://mirrors.kernel.org/sourceware/cygwin/ -P socat,curl,cron,unzip,git
+          C:\tools\cygwin\cygwinsetup.exe -qgnNdO -R C:/tools/cygwin -s https://mirrors.kernel.org/sourceware/cygwin/ -P socat,curl,cron,unzip,git
       shell: cmd
     - name: Set ENV
       shell: cmd
       run: |
           echo PATH=C:\tools\cygwin\bin;C:\tools\cygwin\usr\bin >> %GITHUB_ENV%
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Run acmetest
       shell: bash
       run: |
         if [ "${{ secrets.TokenName1}}" ] ; then
-          export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+          export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
         fi
         if [ "${{ secrets.TokenName2}}" ] ; then
-          export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+          export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
         fi
         if [ "${{ secrets.TokenName3}}" ] ; then
-          export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+          export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
         fi
         if [ "${{ secrets.TokenName4}}" ] ; then
-          export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+          export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
         fi
         if [ "${{ secrets.TokenName5}}" ] ; then
-          export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+          export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
         fi
         cd ../acmetest
         ./letest.sh
@@ -204,31 +217,36 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/freebsd-vm@v0
       with:
-        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
+        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy TokenName1 TokenName2 TokenName3 TokenName4 TokenName5 ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
         prepare: pkg install -y socat curl
         usesh: true
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -236,7 +254,7 @@ jobs:
 
 
 
-  Solaris:
+  OpenBSD:
     runs-on: macos-12
     needs: FreeBSD
     env:
@@ -250,32 +268,36 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - uses: vmactions/solaris-vm@v0
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - uses: vmactions/openbsd-vm@v0
       with:
-        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
+        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy TokenName1 TokenName2 TokenName3 TokenName4 TokenName5 ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
+        prepare: pkg_add socat curl
+        usesh: true
         copyback: false
-        prepare: pkgutil -y -i socat
         run: |
-          pkg set-mediator -v -I default@1.1 openssl
-          export PATH=/usr/gnu/bin:$PATH
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -283,9 +305,9 @@ jobs:
 
 
 
-  OpenBSD:
+  NetBSD:
     runs-on: macos-12
-    needs: Solaris
+    needs: OpenBSD
     env:
       TEST_DNS : ${{ secrets.TEST_DNS }}
       TestingDomain: ${{ secrets.TestingDomain }}
@@ -297,31 +319,37 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - uses: vmactions/openbsd-vm@v0
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - uses: vmactions/netbsd-vm@v0
       with:
-        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
-        prepare: pkg_add socat curl
+        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy TokenName1 TokenName2 TokenName3 TokenName4 TokenName5 ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
+        prepare: |
+          pkg_add curl socat
         usesh: true
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -329,9 +357,9 @@ jobs:
 
 
 
-  NetBSD:
+  DragonFlyBSD:
     runs-on: macos-12
-    needs: OpenBSD
+    needs: NetBSD
     env:
       TEST_DNS : ${{ secrets.TEST_DNS }}
       TestingDomain: ${{ secrets.TestingDomain }}
@@ -343,32 +371,37 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - uses: vmactions/netbsd-vm@v0
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - uses: vmactions/dragonflybsd-vm@v0
       with:
-        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
+        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy TokenName1 TokenName2 TokenName3 TokenName4 TokenName5 ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
         prepare: |
-          pkg_add curl socat
+          pkg install -y curl socat
         usesh: true
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -376,9 +409,12 @@ jobs:
 
 
 
-  DragonFlyBSD:
+
+
+
+  Solaris:
     runs-on: macos-12
-    needs: NetBSD
+    needs: DragonFlyBSD
     env:
       TEST_DNS : ${{ secrets.TEST_DNS }}
       TestingDomain: ${{ secrets.TestingDomain }}
@@ -390,37 +426,40 @@ jobs:
       DEBUG: ${{ secrets.DEBUG }}
       http_proxy: ${{ secrets.http_proxy }}
       https_proxy: ${{ secrets.https_proxy }}
+      HTTPS_INSECURE: 1 # always set to 1 to ignore https error, since Solaris doesn't accept the expired ISRG X1 root
+      TokenName1: ${{ secrets.TokenName1}}
+      TokenName2: ${{ secrets.TokenName2}}
+      TokenName3: ${{ secrets.TokenName3}}
+      TokenName4: ${{ secrets.TokenName4}}
+      TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
-    - uses: vmactions/dragonflybsd-vm@v0
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+    - uses: vmactions/solaris-vm@v0
       with:
-        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
-        prepare: |
-          pkg install -y curl socat
-        usesh: true
+        envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy HTTPS_INSECURE TokenName1 TokenName2 TokenName3 TokenName4 TokenName5 ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
         copyback: false
+        prepare: pkgutil -y -i socat
         run: |
+          pkg set-mediator -v -I default@1.1 openssl
+          export PATH=/usr/gnu/bin:$PATH
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
 
 
-
-
-
diff --git a/.github/workflows/DragonFlyBSD.yml b/.github/workflows/DragonFlyBSD.yml
index 8581db47..6daa9be4 100644
--- a/.github/workflows/DragonFlyBSD.yml
+++ b/.github/workflows/DragonFlyBSD.yml
@@ -45,8 +45,8 @@ jobs:
       CA_EMAIL: ${{ matrix.CA_EMAIL }}
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
     steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.3
+    - uses: actions/checkout@v3
+    - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:
         protocol: http
@@ -54,7 +54,7 @@ jobs:
     - name: Set envs
       run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/dragonflybsd-vm@v0
       with:
         envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN'
diff --git a/.github/workflows/FreeBSD.yml b/.github/workflows/FreeBSD.yml
index 795ddc75..0fa55fd4 100644
--- a/.github/workflows/FreeBSD.yml
+++ b/.github/workflows/FreeBSD.yml
@@ -51,8 +51,8 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.3
+    - uses: actions/checkout@v3
+    - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:
         protocol: http
@@ -60,7 +60,7 @@ jobs:
     - name: Set envs
       run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/freebsd-vm@v0
       with:
         envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN ACME_USE_WGET'
diff --git a/.github/workflows/Linux.yml b/.github/workflows/Linux.yml
index 238b3016..156fa5df 100644
--- a/.github/workflows/Linux.yml
+++ b/.github/workflows/Linux.yml
@@ -33,11 +33,11 @@ jobs:
       TEST_PREFERRED_CHAIN: (STAGING) Pretend Pear X1
       TEST_ACME_Server: "LetsEncrypt.org_test"
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Clone acmetest
       run: |
           cd .. \
-          && git clone https://github.com/acmesh-official/acmetest.git \
+          && git clone --depth=1 https://github.com/acmesh-official/acmetest.git \
           && cp -r acme.sh acmetest/
     - name: Run acmetest
       run: |
diff --git a/.github/workflows/MacOS.yml b/.github/workflows/MacOS.yml
index 69fb09f7..c1f29769 100644
--- a/.github/workflows/MacOS.yml
+++ b/.github/workflows/MacOS.yml
@@ -44,13 +44,13 @@ jobs:
       CA_EMAIL: ${{ matrix.CA_EMAIL }}
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install tools
       run:  brew install socat
     - name: Clone acmetest
       run: |
           cd .. \
-          && git clone https://github.com/acmesh-official/acmetest.git \
+          && git clone --depth=1 https://github.com/acmesh-official/acmetest.git \
           && cp -r acme.sh acmetest/
     - name: Run acmetest
       run: |
diff --git a/.github/workflows/NetBSD.yml b/.github/workflows/NetBSD.yml
index 10952778..25872c42 100644
--- a/.github/workflows/NetBSD.yml
+++ b/.github/workflows/NetBSD.yml
@@ -45,8 +45,8 @@ jobs:
       CA_EMAIL: ${{ matrix.CA_EMAIL }}
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
     steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.3
+    - uses: actions/checkout@v3
+    - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:
         protocol: http
@@ -54,14 +54,13 @@ jobs:
     - name: Set envs
       run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/netbsd-vm@v0
       with:
         envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN'
         nat: |
           "8080": "80"
         prepare: |
-          export PKG_PATH="http://cdn.NetBSD.org/pub/pkgsrc/packages/NetBSD/$(uname -p)/$(uname -r|cut -f '1 2' -d.)/All/"
           pkg_add curl socat
         usesh: true
         copyback: false
diff --git a/.github/workflows/OpenBSD.yml b/.github/workflows/OpenBSD.yml
index 9c21daa1..7746645a 100644
--- a/.github/workflows/OpenBSD.yml
+++ b/.github/workflows/OpenBSD.yml
@@ -51,8 +51,8 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.3
+    - uses: actions/checkout@v3
+    - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:
         protocol: http
@@ -60,7 +60,7 @@ jobs:
     - name: Set envs
       run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/openbsd-vm@v0
       with:
         envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN ACME_USE_WGET'
diff --git a/.github/workflows/PebbleStrict.yml b/.github/workflows/PebbleStrict.yml
index 7417b8b0..9f3a98ce 100644
--- a/.github/workflows/PebbleStrict.yml
+++ b/.github/workflows/PebbleStrict.yml
@@ -33,7 +33,7 @@ jobs:
       TEST_CA: "Pebble Intermediate CA"
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install tools
       run: sudo apt-get install -y socat
     - name: Run Pebble
@@ -41,7 +41,7 @@ jobs:
     - name: Set up Pebble
       run: curl --request POST --data '{"ip":"10.30.50.1"}' http://localhost:8055/set-default-ipv4
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Run acmetest
       run: cd ../acmetest && ./letest.sh
 
@@ -58,7 +58,7 @@ jobs:
       TEST_IPCERT: 1
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install tools
       run: sudo apt-get install -y socat
     - name: Run Pebble
@@ -67,6 +67,6 @@ jobs:
         -e PEBBLE_VA_ALWAYS_VALID=1 \
         -p 14000:14000 -p 15000:15000   letsencrypt/pebble:latest pebble -config /test/config/pebble-config.json -strict
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Run acmetest
       run: cd ../acmetest && ./letest.sh
\ No newline at end of file
diff --git a/.github/workflows/Solaris.yml b/.github/workflows/Solaris.yml
index 3a86d3dc..34d31a59 100644
--- a/.github/workflows/Solaris.yml
+++ b/.github/workflows/Solaris.yml
@@ -51,8 +51,8 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v2
-    - uses: vmactions/cf-tunnel@v0.0.3
+    - uses: actions/checkout@v3
+    - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:
         protocol: http
@@ -60,7 +60,7 @@ jobs:
     - name: Set envs
       run: echo "TestingDomain=${{steps.tunnel.outputs.server}}" >> $GITHUB_ENV
     - name: Clone acmetest
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/solaris-vm@v0
       with:
         envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN ACME_USE_WGET'
diff --git a/.github/workflows/Ubuntu.yml b/.github/workflows/Ubuntu.yml
index 664ba92c..4bf2ba29 100644
--- a/.github/workflows/Ubuntu.yml
+++ b/.github/workflows/Ubuntu.yml
@@ -70,7 +70,7 @@ jobs:
       TestingDomain: ${{ matrix.TestingDomain }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install tools
       run: sudo apt-get install -y socat wget
     - name: Start StepCA
@@ -80,15 +80,20 @@ jobs:
             -p 9000:9000 \
             -e "DOCKER_STEPCA_INIT_NAME=Smallstep" \
             -e "DOCKER_STEPCA_INIT_DNS_NAMES=localhost,$(hostname -f)" \
+            -e "DOCKER_STEPCA_INIT_REMOTE_MANAGEMENT=true" \
+            -e "DOCKER_STEPCA_INIT_PASSWORD=test" \
             --name stepca \
-            smallstep/step-ca \
-            && sleep 5 && docker exec  stepca step ca provisioner add acme --type ACME \
+            smallstep/step-ca:0.23.1
+
+            sleep 5
+            docker exec  stepca bash -c "echo test >test" \
+            && docker exec stepca step ca provisioner add acme --type ACME --admin-subject  step --admin-password-file=/home/step/test \
             && docker exec  stepca kill -1 1 \
             && docker exec  stepca cat /home/step/certs/root_ca.crt | sudo bash -c "cat - >>/etc/ssl/certs/ca-certificates.crt"
     - name: Clone acmetest
       run: |
           cd .. \
-          && git clone https://github.com/acmesh-official/acmetest.git \
+          && git clone --depth=1 https://github.com/acmesh-official/acmetest.git \
           && cp -r acme.sh acmetest/
     - name: Run acmetest
       run: |
diff --git a/.github/workflows/Windows.yml b/.github/workflows/Windows.yml
index 3b7bf2eb..c02e2f77 100644
--- a/.github/workflows/Windows.yml
+++ b/.github/workflows/Windows.yml
@@ -49,7 +49,7 @@ jobs:
     - name: Set git to use LF
       run: |
           git config --global core.autocrlf false
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install cygwin base packages with chocolatey
       run: |
           choco config get cacheLocation
@@ -57,7 +57,7 @@ jobs:
       shell: cmd
     - name: Install cygwin additional packages
       run: |
-          C:\tools\cygwin\cygwinsetup.exe -qgnNdO -R C:/tools/cygwin -s http://mirrors.kernel.org/sourceware/cygwin/ -P socat,curl,cron,unzip,git,xxd
+          C:\tools\cygwin\cygwinsetup.exe -qgnNdO -R C:/tools/cygwin -s https://mirrors.kernel.org/sourceware/cygwin/ -P socat,curl,cron,unzip,git,xxd
       shell: cmd
     - name: Set ENV
       shell: cmd
@@ -69,7 +69,7 @@ jobs:
           echo "PATH=%PATH%"
     - name: Clone acmetest
       shell: cmd
-      run: cd .. && git clone https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
+      run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Run acmetest
       shell: cmd
       run: cd ../acmetest && bash.exe -c ./letest.sh
diff --git a/.github/workflows/dockerhub.yml b/.github/workflows/dockerhub.yml
index 4d9f34b3..48c44429 100644
--- a/.github/workflows/dockerhub.yml
+++ b/.github/workflows/dockerhub.yml
@@ -28,9 +28,9 @@ jobs:
         id: step_one
         run: |
           if [ "$DOCKER_PASSWORD" ] ; then
-            echo "::set-output name=hasToken::true"
+            echo "hasToken=true" >>$GITHUB_OUTPUT
           else
-            echo "::set-output name=hasToken::false"
+            echo "hasToken=false" >>$GITHUB_OUTPUT
           fi
       - name: Check the value
         run: echo ${{ steps.step_one.outputs.hasToken }}
@@ -41,11 +41,11 @@ jobs:
     if: "contains(needs.CheckToken.outputs.hasToken, 'true')"
     steps:
       - name: checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2
       - name: login to docker hub
         run: |
           echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin
diff --git a/.github/workflows/shellcheck.yml b/.github/workflows/shellcheck.yml
index d628ea93..a5a08bbf 100644
--- a/.github/workflows/shellcheck.yml
+++ b/.github/workflows/shellcheck.yml
@@ -22,16 +22,16 @@ jobs:
   ShellCheck:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install Shellcheck
       run: sudo apt-get install -y shellcheck
     - name: DoShellcheck
-      run: shellcheck -V  && shellcheck -e SC2181 **/*.sh && echo "shellcheck OK"
+      run: shellcheck -V  && shellcheck -e SC2181 -e SC2089 **/*.sh && echo "shellcheck OK"
 
   shfmt:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Install shfmt
       run: curl -sSL https://github.com/mvdan/sh/releases/download/v3.1.2/shfmt_v3.1.2_linux_amd64 -o ~/shfmt && chmod +x ~/shfmt
     - name: shfmt
diff --git a/Dockerfile b/Dockerfile
index 049649f6..2ad50e6a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.15
+FROM alpine:3.17
 
 RUN apk --no-cache add -f \
   openssl \
@@ -12,7 +12,8 @@ RUN apk --no-cache add -f \
   oath-toolkit-oathtool \
   tar \
   libidn \
-  jq
+  jq \
+  cronie
 
 ENV LE_CONFIG_HOME /acme.sh
 
@@ -25,7 +26,7 @@ COPY ./ /install_acme.sh/
 RUN cd /install_acme.sh && ([ -f /install_acme.sh/acme.sh ] && /install_acme.sh/acme.sh --install || curl https://get.acme.sh | sh) && rm -rf /install_acme.sh/
 
 
-RUN ln -s  /root/.acme.sh/acme.sh  /usr/local/bin/acme.sh && crontab -l | grep acme.sh | sed 's#> /dev/null##' | crontab -
+RUN ln -s /root/.acme.sh/acme.sh /usr/local/bin/acme.sh && crontab -l | grep acme.sh | sed 's#> /dev/null#> /proc/1/fd/1 2>/proc/1/fd/2#' | crontab -
 
 RUN for verb in help \
   version \
@@ -64,12 +65,10 @@ RUN for verb in help \
 
 RUN printf "%b" '#!'"/usr/bin/env sh\n \
 if [ \"\$1\" = \"daemon\" ];  then \n \
- trap \"echo stop && killall crond && exit 0\" SIGTERM SIGINT \n \
- crond && sleep infinity &\n \
- wait \n \
+ exec crond -n -s -m off \n \
 else \n \
  exec -- \"\$@\"\n \
-fi" >/entry.sh && chmod +x /entry.sh
+fi\n" >/entry.sh && chmod +x /entry.sh
 
 VOLUME /acme.sh
 
diff --git a/README.md b/README.md
index 30e6e554..15bc4089 100644
--- a/README.md
+++ b/README.md
@@ -361,10 +361,6 @@ Ok, it's done.
 
 # 10. Issue ECC certificates
 
-`Let's Encrypt` can now issue **ECDSA** certificates.
-
-And we support them too!
-
 Just set the `keylength` parameter with a prefix `ec-`.
 
 For example:
@@ -385,10 +381,12 @@ Please look at the `keylength` parameter above.
 
 Valid values are:
 
-1. **ec-256 (prime256v1, "ECDSA P-256")**
+1. **ec-256 (prime256v1, "ECDSA P-256", which is the default key type)**
 2. **ec-384 (secp384r1,  "ECDSA P-384")**
 3. **ec-521 (secp521r1,  "ECDSA P-521", which is not supported by Let's Encrypt yet.)**
-
+4. **2048   (RSA2048)**
+5. **3072   (RSA3072)**
+6. **4096   (RSA4096)**
 
 
 # 11. Issue Wildcard certificates
diff --git a/acme.sh b/acme.sh
index 428c016f..d5caee4d 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-VER=3.0.5
+VER=3.0.6
 
 PROJECT_NAME="acme.sh"
 
@@ -53,8 +53,8 @@ CA_SERVERS="$CA_ZEROSSL,$CA_LETSENCRYPT_V2,$CA_LETSENCRYPT_V2_TEST,$CA_BUYPASS,$
 
 DEFAULT_USER_AGENT="$PROJECT_NAME/$VER ($PROJECT)"
 
-DEFAULT_ACCOUNT_KEY_LENGTH=2048
-DEFAULT_DOMAIN_KEY_LENGTH=2048
+DEFAULT_ACCOUNT_KEY_LENGTH=ec-256
+DEFAULT_DOMAIN_KEY_LENGTH=ec-256
 
 DEFAULT_OPENSSL_BIN="openssl"
 
@@ -1235,7 +1235,7 @@ _createcsr() {
   _debug2 csr "$csr"
   _debug2 csrconf "$csrconf"
 
-  printf "[ req_distinguished_name ]\n[ req ]\ndistinguished_name = req_distinguished_name\nreq_extensions = v3_req\n[ v3_req ]\n\n" >"$csrconf"
+  printf "[ req_distinguished_name ]\n[ req ]\ndistinguished_name = req_distinguished_name\nreq_extensions = v3_req\n[ v3_req ]\nextendedKeyUsage=serverAuth,clientAuth\n" >"$csrconf"
 
   if [ "$acmeValidationv1" ]; then
     domainlist="$(_idn "$domainlist")"
@@ -1637,7 +1637,7 @@ _stat() {
 #keyfile
 _isRSA() {
   keyfile=$1
-  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} rsa -in "$keyfile" -noout -text | grep "^publicExponent:" >/dev/null 2>&1; then
+  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} rsa -in "$keyfile" -noout -text 2>&1 | grep "^publicExponent:" 2>&1 >/dev/null; then
     return 0
   fi
   return 1
@@ -1646,7 +1646,7 @@ _isRSA() {
 #keyfile
 _isEcc() {
   keyfile=$1
-  if grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" >/dev/null 2>&1; then
+  if grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" 2>&1 >/dev/null; then
     return 0
   fi
   return 1
@@ -1744,7 +1744,7 @@ _calcjwk() {
     _debug3 x64 "$x64"
 
     xend=$(_math "$xend" + 1)
-    y="$(printf "%s" "$pubtext" | cut -d : -f "$xend"-10000)"
+    y="$(printf "%s" "$pubtext" | cut -d : -f "$xend"-2048)"
     _debug3 y "$y"
 
     y64="$(printf "%s" "$y" | tr -d : | _h2b | _base64 | _url_replace)"
@@ -1852,9 +1852,15 @@ _inithttp() {
       _ACME_CURL="$_ACME_CURL --cacert $CA_BUNDLE "
     fi
 
-    if _contains "$(curl --help 2>&1)" "--globoff"; then
+    if _contains "$(curl --help 2>&1)" "--globoff" || _contains "$(curl --help curl 2>&1)" "--globoff"; then
       _ACME_CURL="$_ACME_CURL -g "
     fi
+
+    #don't use --fail-with-body
+    ##from curl 7.76: return fail on HTTP errors but keep the body
+    #if _contains "$(curl --help http 2>&1)" "--fail-with-body"; then
+    #  _ACME_CURL="$_ACME_CURL --fail-with-body "
+    #fi
   fi
 
   if [ -z "$_ACME_WGET" ] && _exists "wget"; then
@@ -1872,11 +1878,11 @@ _inithttp() {
     elif [ "$CA_BUNDLE" ]; then
       _ACME_WGET="$_ACME_WGET --ca-certificate=$CA_BUNDLE "
     fi
-  fi
 
-  #from wget 1.14: do not skip body on 404 error
-  if [ "$_ACME_WGET" ] && _contains "$($_ACME_WGET --help 2>&1)" "--content-on-error"; then
-    _ACME_WGET="$_ACME_WGET --content-on-error "
+    #from wget 1.14: do not skip body on 404 error
+    if _contains "$(wget --help 2>&1)" "--content-on-error"; then
+      _ACME_WGET="$_ACME_WGET --content-on-error "
+    fi
   fi
 
   __HTTP_INITIALIZED=1
@@ -1999,7 +2005,13 @@ _post() {
     if [ "$_ret" != "0" ]; then
       _err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $_ret"
     fi
-    _sed_i "s/^ *//g" "$HTTP_HEADER"
+    if _contains "$_WGET" " -d "; then
+      # Demultiplex wget debug output
+      cat "$HTTP_HEADER" >&2
+      _sed_i '/^[^ ][^ ]/d; /^ *$/d' "$HTTP_HEADER"
+    fi
+    # remove leading whitespaces from header to match curl format
+    _sed_i 's/^  //g' "$HTTP_HEADER"
   else
     _ret="$?"
     _err "Neither curl nor wget is found, can not do $httpmethod."
@@ -2052,9 +2064,21 @@ _get() {
     fi
     _debug "_WGET" "$_WGET"
     if [ "$onlyheader" ]; then
-      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null "$url" 2>&1 | sed 's/^[ ]*//g'
+      _wget_out="$($_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null "$url" 2>&1)"
+      if _contains "$_WGET" " -d "; then
+        # Demultiplex wget debug output
+        echo "$_wget_out" >&2
+        echo "$_wget_out" | sed '/^[^ ][^ ]/d; /^ *$/d; s/^  //g' -
+      fi
     else
-      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -O - "$url"
+      $_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O - "$url" 2>"$HTTP_HEADER"
+      if _contains "$_WGET" " -d "; then
+        # Demultiplex wget debug output
+        cat "$HTTP_HEADER" >&2
+        _sed_i '/^[^ ][^ ]/d; /^ *$/d' "$HTTP_HEADER"
+      fi
+      # remove leading whitespaces from header to match curl format
+      _sed_i 's/^  //g' "$HTTP_HEADER"
     fi
     ret=$?
     if [ "$ret" = "8" ]; then
@@ -2205,6 +2229,20 @@ _send_signed_request() {
         _debug3 _body "$_body"
       fi
 
+      _retryafter=$(echo "$responseHeaders" | grep -i "^Retry-After *: *[0-9]\+ *" | cut -d : -f 2 | tr -d ' ' | tr -d '\r')
+      if [ "$code" = '503' ]; then
+        _sleep_overload_retry_sec=$_retryafter
+        if [ -z "$_sleep_overload_retry_sec" ]; then
+          _sleep_overload_retry_sec=5
+        fi
+        if [ $_sleep_overload_retry_sec -le 600 ]; then
+          _info "It seems the CA server is currently overloaded, let's wait and retry. Sleeping $_sleep_overload_retry_sec seconds."
+          _sleep $_sleep_overload_retry_sec
+          continue
+        else
+          _info "The retryafter=$_retryafter is too large > 600, not retry anymore."
+        fi
+      fi
       if _contains "$_body" "JWS has invalid anti-replay nonce" || _contains "$_body" "JWS has an invalid anti-replay nonce"; then
         _info "It seems the CA server is busy now, let's wait and retry. Sleeping $_sleep_retry_sec seconds."
         _CACHED_NONCE=""
@@ -2239,12 +2277,18 @@ _setopt() {
   if [ ! -f "$__conf" ]; then
     touch "$__conf"
   fi
+  if [ -n "$(tail -c 1 <"$__conf")" ]; then
+    echo >>"$__conf"
+  fi
 
   if grep -n "^$__opt$__sep" "$__conf" >/dev/null; then
     _debug3 OK
     if _contains "$__val" "&"; then
       __val="$(echo "$__val" | sed 's/&/\\&/g')"
     fi
+    if _contains "$__val" "|"; then
+      __val="$(echo "$__val" | sed 's/|/\\|/g')"
+    fi
     text="$(cat "$__conf")"
     printf -- "%s\n" "$text" | sed "s|^$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
 
@@ -2252,6 +2296,9 @@ _setopt() {
     if _contains "$__val" "&"; then
       __val="$(echo "$__val" | sed 's/&/\\&/g')"
     fi
+    if _contains "$__val" "|"; then
+      __val="$(echo "$__val" | sed 's/|/\\|/g')"
+    fi
     text="$(cat "$__conf")"
     printf -- "%s\n" "$text" | sed "s|^#$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
 
@@ -2325,6 +2372,26 @@ _readdomainconf() {
   _read_conf "$DOMAIN_CONF" "$1"
 }
 
+#_migratedomainconf   oldkey  newkey  base64encode
+_migratedomainconf() {
+  _old_key="$1"
+  _new_key="$2"
+  _b64encode="$3"
+  _value=$(_readdomainconf "$_old_key")
+  if [ -z "$_value" ]; then
+    return 1 # oldkey is not found
+  fi
+  _savedomainconf "$_new_key" "$_value" "$_b64encode"
+  _cleardomainconf "$_old_key"
+  _debug "Domain config $_old_key has been migrated to $_new_key"
+}
+
+#_migratedeployconf   oldkey  newkey  base64encode
+_migratedeployconf() {
+  _migratedomainconf "$1" "SAVED_$2" "$3" ||
+    _migratedomainconf "SAVED_$1" "SAVED_$2" "$3" # try only when oldkey itself is not found
+}
+
 #key  value  base64encode
 _savedeployconf() {
   _savedomainconf "SAVED_$1" "$2" "$3"
@@ -2339,12 +2406,14 @@ _getdeployconf() {
   if [ "$_rac_value" ]; then
     if _startswith "$_rac_value" '"' && _endswith "$_rac_value" '"'; then
       _debug2 "trim quotation marks"
-      eval "export $_rac_key=$_rac_value"
+      eval $_rac_key=$_rac_value
+      export $_rac_key
     fi
     return 0 # do nothing
   fi
-  _saved=$(_readdomainconf "SAVED_$_rac_key")
-  eval "export $_rac_key=\"\$_saved\""
+  _saved="$(_readdomainconf "SAVED_$_rac_key")"
+  eval $_rac_key=\$_saved
+  export $_rac_key
 }
 
 #_saveaccountconf  key  value  base64encode
@@ -2561,7 +2630,7 @@ __initHome() {
       _script_home="$(dirname "$_script")"
       _debug "_script_home" "$_script_home"
       if [ -d "$_script_home" ]; then
-        _SCRIPT_HOME="$_script_home"
+        export _SCRIPT_HOME="$_script_home"
       else
         _err "It seems the script home is not correct:$_script_home"
       fi
@@ -2808,9 +2877,10 @@ _initpath() {
 
     if _isEccKey "$_ilength"; then
       DOMAIN_PATH="$domainhomeecc"
-    else
+    elif [ -z "$__SELECTED_RSA_KEY" ]; then
       if [ ! -d "$domainhome" ] && [ -d "$domainhomeecc" ]; then
-        _info "The domain '$domain' seems to have a ECC cert already, please add '$(__red "--ecc")' parameter if you want to use that cert."
+        _info "The domain '$domain' seems to have a ECC cert already, lets use ecc cert."
+        DOMAIN_PATH="$domainhomeecc"
       fi
     fi
     _debug DOMAIN_PATH "$DOMAIN_PATH"
@@ -3968,7 +4038,7 @@ _ns_purge_cf() {
 
 #checks if cf server is available
 _ns_is_available_cf() {
-  if _get "https://cloudflare-dns.com" "" 1 >/dev/null 2>&1; then
+  if _get "https://cloudflare-dns.com" "" 10 >/dev/null; then
     return 0
   else
     return 1
@@ -3976,7 +4046,7 @@ _ns_is_available_cf() {
 }
 
 _ns_is_available_google() {
-  if _get "https://dns.google" "" 1 >/dev/null 2>&1; then
+  if _get "https://dns.google" "" 10 >/dev/null; then
     return 0
   else
     return 1
@@ -3992,7 +4062,7 @@ _ns_lookup_google() {
 }
 
 _ns_is_available_ali() {
-  if _get "https://dns.alidns.com" "" 1 >/dev/null 2>&1; then
+  if _get "https://dns.alidns.com" "" 10 >/dev/null; then
     return 0
   else
     return 1
@@ -4008,7 +4078,7 @@ _ns_lookup_ali() {
 }
 
 _ns_is_available_dp() {
-  if _get "https://doh.pub" "" 1 >/dev/null 2>&1; then
+  if _get "https://doh.pub" "" 10 >/dev/null; then
     return 0
   else
     return 1
@@ -4023,8 +4093,7 @@ _ns_lookup_dp() {
   _ns_lookup_impl "$_cf_ep" "$_cf_ld" "$_cf_ld_type"
 }
 
-#domain, type
-_ns_lookup() {
+_ns_select_doh() {
   if [ -z "$DOH_USE" ]; then
     _debug "Detect dns server first."
     if _ns_is_available_cf; then
@@ -4043,7 +4112,11 @@ _ns_lookup() {
       _err "No doh"
     fi
   fi
+}
 
+#domain, type
+_ns_lookup() {
+  _ns_select_doh
   if [ "$DOH_USE" = "$DOH_CLOUDFLARE" ] || [ -z "$DOH_USE" ]; then
     _ns_lookup_cf "$@"
   elif [ "$DOH_USE" = "$DOH_GOOGLE" ]; then
@@ -4066,6 +4139,7 @@ __check_txt() {
   _debug "_c_txtdomain" "$_c_txtdomain"
   _debug "_c_aliasdomain" "$_c_aliasdomain"
   _debug "_c_txt" "$_c_txt"
+  _ns_select_doh
   _answers="$(_ns_lookup "$_c_aliasdomain" TXT)"
   _contains "$_answers" "$_c_txt"
 
@@ -4396,6 +4470,7 @@ issue() {
     _debug "_saved_account_key_hash is not changed, skip register account."
   fi
 
+  export Le_Next_Domain_Key="$CERT_KEY_PATH.next"
   if [ -f "$CSR_PATH" ] && [ ! -f "$CERT_KEY_PATH" ]; then
     _info "Signing from existing CSR."
   else
@@ -4408,14 +4483,30 @@ issue() {
     fi
     _debug "Read key length:$_key"
     if [ ! -f "$CERT_KEY_PATH" ] || [ "$_key_length" != "$_key" ] || [ "$Le_ForceNewDomainKey" = "1" ]; then
-      if ! createDomainKey "$_main_domain" "$_key_length"; then
-        _err "Create domain key error."
-        _clearup
-        _on_issue_err "$_post_hook"
+      if [ "$Le_ForceNewDomainKey" = "1" ] && [ -f "$Le_Next_Domain_Key" ]; then
+        _info "Using pre generated key: $Le_Next_Domain_Key"
+        cat "$Le_Next_Domain_Key" >"$CERT_KEY_PATH"
+        echo "" >"$Le_Next_Domain_Key"
+      else
+        if ! createDomainKey "$_main_domain" "$_key_length"; then
+          _err "Create domain key error."
+          _clearup
+          _on_issue_err "$_post_hook"
+          return 1
+        fi
+      fi
+    fi
+    if [ "$Le_ForceNewDomainKey" ]; then
+      _info "Generate next pre-generate key."
+      if [ ! -e "$Le_Next_Domain_Key" ]; then
+        touch "$Le_Next_Domain_Key"
+        chmod 600 "$Le_Next_Domain_Key"
+      fi
+      if ! _createkey "$_key_length" "$Le_Next_Domain_Key"; then
+        _err "Can not pre generate domain key"
         return 1
       fi
     fi
-
     if ! _createcsr "$_main_domain" "$_alt_domains" "$CERT_KEY_PATH" "$CSR_PATH" "$DOMAIN_SSL_CONF"; then
       _err "Create CSR error."
       _clearup
@@ -4866,7 +4957,9 @@ $_authorizations_map"
           _on_issue_err "$_post_hook" "$vlist"
           return 1
         fi
-
+        if ! chmod a+r "$wellknown_path/$token"; then
+          _debug "chmod failed, but we just continue."
+        fi
         if [ ! "$usingApache" ]; then
           if webroot_owner=$(_stat "$_currentRoot"); then
             _debug "Changing owner/group of .well-known to $webroot_owner"
@@ -5149,6 +5242,9 @@ $_authorizations_map"
 
   [ -f "$CA_CERT_PATH" ] && _info "The intermediate CA cert is in: $(__green "$CA_CERT_PATH")"
   [ -f "$CERT_FULLCHAIN_PATH" ] && _info "And the full chain certs is there: $(__green "$CERT_FULLCHAIN_PATH")"
+  if [ "$Le_ForceNewDomainKey" ] && [ -e "$Le_Next_Domain_Key" ]; then
+    _info "Your pre-generated next key for future cert key change is in: $(__green "$Le_Next_Domain_Key")"
+  fi
 
   Le_CertCreateTime=$(_time)
   _savedomainconf "Le_CertCreateTime" "$Le_CertCreateTime"
@@ -5690,6 +5786,7 @@ deploy() {
     return 1
   fi
 
+  _debug2 DOMAIN_CONF "$DOMAIN_CONF"
   . "$DOMAIN_CONF"
 
   _savedomainconf Le_DeployHook "$_hooks"
@@ -5723,7 +5820,8 @@ installcert() {
   _savedomainconf "Le_RealKeyPath" "$_real_key"
   _savedomainconf "Le_ReloadCmd" "$_reload_cmd" "base64"
   _savedomainconf "Le_RealFullChainPath" "$_real_fullchain"
-
+  export Le_ForceNewDomainKey="$(_readdomainconf Le_ForceNewDomainKey)"
+  export Le_Next_Domain_Key
   _installcert "$_main_domain" "$_real_cert" "$_real_key" "$_real_ca" "$_real_fullchain" "$_reload_cmd"
 }
 
@@ -5815,6 +5913,8 @@ _installcert() {
       export CA_CERT_PATH
       export CERT_FULLCHAIN_PATH
       export Le_Domain="$_main_domain"
+      export Le_ForceNewDomainKey
+      export Le_Next_Domain_Key
       cd "$DOMAIN_PATH" && eval "$_reload_cmd"
     ); then
       _info "$(__green "Reload success")"
@@ -6046,8 +6146,22 @@ revoke() {
 
   uri="${ACME_REVOKE_CERT}"
 
+  _info "Try account key first."
+  if _send_signed_request "$uri" "$data" "" "$ACCOUNT_KEY_PATH"; then
+    if [ -z "$response" ]; then
+      _info "Revoke success."
+      rm -f "$CERT_PATH"
+      cat "$CERT_KEY_PATH" >"$CERT_KEY_PATH.revoked"
+      cat "$CSR_PATH" >"$CSR_PATH.revoked"
+      return 0
+    else
+      _err "Revoke error."
+      _debug "$response"
+    fi
+  fi
+
   if [ -f "$CERT_KEY_PATH" ]; then
-    _info "Try domain key first."
+    _info "Try domain key."
     if _send_signed_request "$uri" "$data" "" "$CERT_KEY_PATH"; then
       if [ -z "$response" ]; then
         _info "Revoke success."
@@ -6063,21 +6177,6 @@ revoke() {
   else
     _info "Domain key file doesn't exist."
   fi
-
-  _info "Try account key."
-
-  if _send_signed_request "$uri" "$data" "" "$ACCOUNT_KEY_PATH"; then
-    if [ -z "$response" ]; then
-      _info "Revoke success."
-      rm -f "$CERT_PATH"
-      cat "$CERT_KEY_PATH" >"$CERT_KEY_PATH.revoked"
-      cat "$CSR_PATH" >"$CSR_PATH.revoked"
-      return 0
-    else
-      _err "Revoke error."
-      _debug "$response"
-    fi
-  fi
   return 1
 }
 
@@ -6557,7 +6656,7 @@ install() {
   if [ "$_accountemail" ]; then
     _saveaccountconf "ACCOUNT_EMAIL" "$_accountemail"
   fi
-
+  _saveaccountconf "UPGRADE_HASH" "$(_getUpgradeHash)"
   _info OK
 }
 
@@ -6651,6 +6750,13 @@ _send_notify() {
     return 0
   fi
 
+  _nsource="$NOTIFY_SOURCE"
+  if [ -z "$_nsource" ]; then
+    _nsource="$(hostname)"
+  fi
+
+  _nsubject="$_nsubject by $_nsource"
+
   _send_err=0
   for _n_hook in $(echo "$_nhooks" | tr ',' " "); do
     _n_hook_file="$(_findHook "" $_SUB_FOLDER_NOTIFY "$_n_hook")"
@@ -6705,11 +6811,12 @@ setnotify() {
   _nhook="$1"
   _nlevel="$2"
   _nmode="$3"
+  _nsource="$4"
 
   _initpath
 
-  if [ -z "$_nhook$_nlevel$_nmode" ]; then
-    _usage "Usage: $PROJECT_ENTRY --set-notify [--notify-hook <hookname>] [--notify-level <0|1|2|3>] [--notify-mode <0|1>]"
+  if [ -z "$_nhook$_nlevel$_nmode$_nsource" ]; then
+    _usage "Usage: $PROJECT_ENTRY --set-notify [--notify-hook <hookname>] [--notify-level <0|1|2|3>] [--notify-mode <0|1>] [--notify-source <hostname>]"
     _usage "$_NOTIFY_WIKI"
     return 1
   fi
@@ -6726,6 +6833,12 @@ setnotify() {
     _saveaccountconf "NOTIFY_MODE" "$NOTIFY_MODE"
   fi
 
+  if [ "$_nsource" ]; then
+    _info "Set notify source to: $_nsource"
+    export "NOTIFY_SOURCE=$_nsource"
+    _saveaccountconf "NOTIFY_SOURCE" "$NOTIFY_SOURCE"
+  fi
+
   if [ "$_nhook" ]; then
     _info "Set notify hook to: $_nhook"
     if [ "$_nhook" = "$NO_VALUE" ]; then
@@ -6788,37 +6901,37 @@ Commands:
 Parameters:
   -d, --domain <domain.tld>         Specifies a domain, used to issue, renew or revoke etc.
   --challenge-alias <domain.tld>    The challenge domain alias for DNS alias mode.
-                                    See: $_DNS_ALIAS_WIKI
+                                      See: $_DNS_ALIAS_WIKI
 
   --domain-alias <domain.tld>       The domain alias for DNS alias mode.
-                                    See: $_DNS_ALIAS_WIKI
+                                      See: $_DNS_ALIAS_WIKI
 
   --preferred-chain <chain>         If the CA offers multiple certificate chains, prefer the chain with an issuer matching this Subject Common Name.
-                                    If no match, the default offered chain will be used. (default: empty)
-                                    See: $_PREFERRED_CHAIN_WIKI
+                                      If no match, the default offered chain will be used. (default: empty)
+                                      See: $_PREFERRED_CHAIN_WIKI
 
   --valid-to    <date-time>         Request the NotAfter field of the cert.
-                                    See: $_VALIDITY_WIKI
+                                      See: $_VALIDITY_WIKI
   --valid-from  <date-time>         Request the NotBefore field of the cert.
-                                    See: $_VALIDITY_WIKI
+                                      See: $_VALIDITY_WIKI
 
   -f, --force                       Force install, force cert renewal or override sudo restrictions.
   --staging, --test                 Use staging server, for testing.
   --debug [0|1|2|3]                 Output debug info. Defaults to 1 if argument is omitted.
   --output-insecure                 Output all the sensitive messages.
-                                    By default all the credentials/sensitive messages are hidden from the output/debug/log for security.
+                                      By default all the credentials/sensitive messages are hidden from the output/debug/log for security.
   -w, --webroot <directory>         Specifies the web root folder for web root mode.
   --standalone                      Use standalone mode.
   --alpn                            Use standalone alpn mode.
   --stateless                       Use stateless mode.
-                                    See: $_STATELESS_WIKI
+                                      See: $_STATELESS_WIKI
 
   --apache                          Use apache mode.
   --dns [dns_hook]                  Use dns manual mode or dns api. Defaults to manual mode when argument is omitted.
-                                    See: $_DNS_API_WIKI
+                                      See: $_DNS_API_WIKI
 
   --dnssleep <seconds>              The time in seconds to wait for all the txt records to propagate in dns api mode.
-                                    It's not necessary to use this by default, $PROJECT_NAME polls dns status by DOH automatically.
+                                      It's not necessary to use this by default, $PROJECT_NAME polls dns status by DOH automatically.
   -k, --keylength <bits>            Specifies the domain key length: 2048, 3072, 4096, 8192 or ec-256, ec-384, ec-521.
   -ak, --accountkeylength <bits>    Specifies the account key length: 2048, 3072, 4096
   --log [file]                      Specifies the log file. Defaults to \"$DEFAULT_LOG_FILE\" if argument is omitted.
@@ -6837,7 +6950,7 @@ Parameters:
   --reloadcmd <command>             Command to execute after issue/renew to reload the server.
 
   --server <server_uri>             ACME Directory Resource URI. (default: $DEFAULT_CA)
-                                    See: $_SERVER_WIKI
+                                      See: $_SERVER_WIKI
 
   --accountconf <file>              Specifies a customized account config file.
   --home <directory>                Specifies the home dir for $PROJECT_NAME.
@@ -6856,7 +6969,7 @@ Parameters:
   --ca-bundle <file>                Specifies the path to the CA certificate bundle to verify api server's certificate.
   --ca-path <directory>             Specifies directory containing CA certificates in PEM format, used by wget or curl.
   --no-cron                         Only valid for '--install' command, which means: do not install the default cron job.
-                                    In this case, the certs will not be renewed automatically.
+                                      In this case, the certs will not be renewed automatically.
   --no-profile                      Only valid for '--install' command, which means: do not install aliases to user profile.
   --no-color                        Do not output color text.
   --force-color                     Force output of color text. Useful for non-interactive use with the aha tool for HTML E-Mails.
@@ -6874,20 +6987,21 @@ Parameters:
   --openssl-bin <file>              Specifies a custom openssl bin location.
   --use-wget                        Force to use wget, if you have both curl and wget installed.
   --yes-I-know-dns-manual-mode-enough-go-ahead-please  Force use of dns manual mode.
-                                    See:  $_DNS_MANUAL_WIKI
+                                      See:  $_DNS_MANUAL_WIKI
 
   -b, --branch <branch>             Only valid for '--upgrade' command, specifies the branch name to upgrade to.
   --notify-level <0|1|2|3>          Set the notification level:  Default value is $NOTIFY_LEVEL_DEFAULT.
-                                    0: disabled, no notification will be sent.
-                                    1: send notifications only when there is an error.
-                                    2: send notifications when a cert is successfully renewed, or there is an error.
-                                    3: send notifications when a cert is skipped, renewed, or error.
+                                      0: disabled, no notification will be sent.
+                                      1: send notifications only when there is an error.
+                                      2: send notifications when a cert is successfully renewed, or there is an error.
+                                      3: send notifications when a cert is skipped, renewed, or error.
   --notify-mode <0|1>               Set notification mode. Default value is $NOTIFY_MODE_DEFAULT.
-                                    0: Bulk mode. Send all the domain's notifications in one message(mail).
-                                    1: Cert mode. Send a message for every single cert.
+                                      0: Bulk mode. Send all the domain's notifications in one message(mail).
+                                      1: Cert mode. Send a message for every single cert.
   --notify-hook <hookname>          Set the notify hook
+  --notify-source <server name>     Set the server name in the notification message
   --revoke-reason <0-10>            The reason for revocation, can be used in conjunction with the '--revoke' command.
-                                    See: $_REVOKE_WIKI
+                                      See: $_REVOKE_WIKI
 
   --password <password>             Add a password to exported pfx file. Use with --to-pkcs12.
 
@@ -6921,8 +7035,6 @@ installOnline() {
     chmod +x $PROJECT_ENTRY
     if ./$PROJECT_ENTRY --install "$@"; then
       _info "Install success!"
-      _initpath
-      _saveaccountconf "UPGRADE_HASH" "$(_getUpgradeHash)"
     fi
 
     cd ..
@@ -7045,7 +7157,9 @@ _selectServer() {
 _getCAShortName() {
   caurl="$1"
   if [ -z "$caurl" ]; then
-    caurl="$DEFAULT_CA"
+    #use letsencrypt as default value if the Le_API is empty
+    #this case can only come from the old upgrading.
+    caurl="$CA_LETSENCRYPT_V2"
   fi
   if [ "$CA_SSLCOM_ECC" = "$caurl" ]; then
     caurl="$CA_SSLCOM_RSA" #just hack to get the short name
@@ -7162,6 +7276,7 @@ _process() {
   _notify_hook=""
   _notify_level=""
   _notify_mode=""
+  _notify_source=""
   _revoke_reason=""
   _eab_kid=""
   _eab_hmac_key=""
@@ -7407,6 +7522,9 @@ _process() {
     --keylength | -k)
       _keylength="$2"
       shift
+      if [ "$_keylength" ] && ! _isEccKey "$_keylength"; then
+        export __SELECTED_RSA_KEY=1
+      fi
       ;;
     -ak | --accountkeylength)
       _accountkeylength="$2"
@@ -7442,17 +7560,17 @@ _process() {
       shift
       ;;
     --home)
-      LE_WORKING_DIR="$2"
+      export LE_WORKING_DIR="$(echo "$2" | sed 's|/$||')"
       shift
       ;;
     --cert-home | --certhome)
       _certhome="$2"
-      CERT_HOME="$_certhome"
+      export CERT_HOME="$_certhome"
       shift
       ;;
     --config-home)
       _confighome="$2"
-      LE_CONFIG_HOME="$_confighome"
+      export LE_CONFIG_HOME="$_confighome"
       shift
       ;;
     --useragent)
@@ -7654,6 +7772,15 @@ _process() {
       _notify_mode="$_nmode"
       shift
       ;;
+    --notify-source)
+      _nsource="$2"
+      if _startswith "$_nsource" "-"; then
+        _err "'$_nsource' is not valid host name for '$1'"
+        return 1
+      fi
+      _notify_source="$_nsource"
+      shift
+      ;;
     --revoke-reason)
       _revoke_reason="$2"
       if _startswith "$_revoke_reason" "-"; then
@@ -7808,7 +7935,7 @@ _process() {
     createCSR "$_domain" "$_altdomains" "$_ecc"
     ;;
   setnotify)
-    setnotify "$_notify_hook" "$_notify_level" "$_notify_mode"
+    setnotify "$_notify_hook" "$_notify_level" "$_notify_mode" "$_notify_source"
     ;;
   setdefaultca)
     setdefaultca
diff --git a/deploy/cpanel_uapi.sh b/deploy/cpanel_uapi.sh
index 44844f79..e5381b61 100644
--- a/deploy/cpanel_uapi.sh
+++ b/deploy/cpanel_uapi.sh
@@ -3,18 +3,29 @@
 # Uses command line uapi.  --user option is needed only if run as root.
 # Returns 0 when success.
 #
+# Configure DEPLOY_CPANEL_AUTO_<...> options to enable or restrict automatic
+# detection of deployment targets through UAPI (if not set, defaults below are used.)
+# - ENABLED : 'true' for multi-site / wildcard capability; otherwise single-site mode.
+# - NOMATCH : 'true' to allow deployment to sites that do not match the certificate.
+# - INCLUDE : Comma-separated list - sites must match this field.
+# - EXCLUDE : Comma-separated list - sites must NOT match this field.
+# INCLUDE/EXCLUDE both support non-lexical, glob-style matches using '*'
+#
 # Please note that I am no longer using Github. If you want to report an issue
 # or contact me, visit https://forum.webseodesigners.com/web-design-seo-and-hosting-f16/
 #
 # Written by Santeri Kannisto <santeri.kannisto@webseodesigners.com>
 # Public domain, 2017-2018
-
-#export DEPLOY_CPANEL_USER=myusername
+#
+# export DEPLOY_CPANEL_USER=myusername
+# export DEPLOY_CPANEL_AUTO_ENABLED='true'
+# export DEPLOY_CPANEL_AUTO_NOMATCH='false'
+# export DEPLOY_CPANEL_AUTO_INCLUDE='*'
+# export DEPLOY_CPANEL_AUTO_EXCLUDE=''
 
 ########  Public functions #####################
 
 #domain keyfile certfile cafile fullchain
-
 cpanel_uapi_deploy() {
   _cdomain="$1"
   _ckey="$2"
@@ -22,6 +33,9 @@ cpanel_uapi_deploy() {
   _cca="$4"
   _cfullchain="$5"
 
+  # re-declare vars inherited from acme.sh but not passed to make ShellCheck happy
+  : "${Le_Alt:=""}"
+
   _debug _cdomain "$_cdomain"
   _debug _ckey "$_ckey"
   _debug _ccert "$_ccert"
@@ -32,31 +46,166 @@ cpanel_uapi_deploy() {
     _err "The command uapi is not found."
     return 1
   fi
+
+  # declare useful constants
+  uapi_error_response='status: 0'
+
   # read cert and key files and urlencode both
   _cert=$(_url_encode <"$_ccert")
   _key=$(_url_encode <"$_ckey")
 
-  _debug _cert "$_cert"
-  _debug _key "$_key"
+  _debug2 _cert "$_cert"
+  _debug2 _key "$_key"
 
   if [ "$(id -u)" = 0 ]; then
-    if [ -z "$DEPLOY_CPANEL_USER" ]; then
+    _getdeployconf DEPLOY_CPANEL_USER
+    # fallback to _readdomainconf for old installs
+    if [ -z "${DEPLOY_CPANEL_USER:=$(_readdomainconf DEPLOY_CPANEL_USER)}" ]; then
       _err "It seems that you are root, please define the target user name: export DEPLOY_CPANEL_USER=username"
       return 1
     fi
-    _savedomainconf DEPLOY_CPANEL_USER "$DEPLOY_CPANEL_USER"
-    _response=$(uapi --user="$DEPLOY_CPANEL_USER" SSL install_ssl domain="$_cdomain" cert="$_cert" key="$_key")
-  else
-    _response=$(uapi SSL install_ssl domain="$_cdomain" cert="$_cert" key="$_key")
+    _debug DEPLOY_CPANEL_USER "$DEPLOY_CPANEL_USER"
+    _savedeployconf DEPLOY_CPANEL_USER "$DEPLOY_CPANEL_USER"
+
+    _uapi_user="$DEPLOY_CPANEL_USER"
   fi
-  error_response="status: 0"
-  if test "${_response#*$error_response}" != "$_response"; then
-    _err "Error in deploying certificate:"
-    _err "$_response"
-    return 1
+
+  # Load all AUTO envars and set defaults - see above for usage
+  __cpanel_initautoparam ENABLED 'true'
+  __cpanel_initautoparam NOMATCH 'false'
+  __cpanel_initautoparam INCLUDE '*'
+  __cpanel_initautoparam EXCLUDE ''
+
+  # Auto mode
+  if [ "$DEPLOY_CPANEL_AUTO_ENABLED" = "true" ]; then
+    # call API for site config
+    _response=$(uapi DomainInfo list_domains)
+    # exit if error in response
+    if [ -z "$_response" ] || [ "${_response#*"$uapi_error_response"}" != "$_response" ]; then
+      _err "Error in deploying certificate - cannot retrieve sitelist:"
+      _err "\n$_response"
+      return 1
+    fi
+
+    # parse response to create site list
+    sitelist=$(__cpanel_parse_response "$_response")
+    _debug "UAPI sites found: $sitelist"
+
+    # filter sitelist using configured domains
+    # skip if NOMATCH is "true"
+    if [ "$DEPLOY_CPANEL_AUTO_NOMATCH" = "true" ]; then
+      _debug "DEPLOY_CPANEL_AUTO_NOMATCH is true"
+      _info "UAPI nomatch mode is enabled - Will not validate sites are valid for the certificate"
+    else
+      _debug "DEPLOY_CPANEL_AUTO_NOMATCH is false"
+      d="$(echo "${Le_Alt}," | sed -e "s/^$_cdomain,//" -e "s/,$_cdomain,/,/")"
+      d="$(echo "$_cdomain,$d" | tr ',' '\n' | sed -e 's/\./\\./g' -e 's/\*/\[\^\.\]\*/g')"
+      sitelist="$(echo "$sitelist" | grep -ix "$d")"
+      _debug2 "Matched UAPI sites: $sitelist"
+    fi
+
+    # filter sites that do not match $DEPLOY_CPANEL_AUTO_INCLUDE
+    _info "Applying sitelist filter DEPLOY_CPANEL_AUTO_INCLUDE: $DEPLOY_CPANEL_AUTO_INCLUDE"
+    sitelist="$(echo "$sitelist" | grep -ix "$(echo "$DEPLOY_CPANEL_AUTO_INCLUDE" | tr ',' '\n' | sed -e 's/\./\\./g' -e 's/\*/\.\*/g')")"
+    _debug2 "Remaining sites: $sitelist"
+
+    # filter sites that match $DEPLOY_CPANEL_AUTO_EXCLUDE
+    _info "Applying sitelist filter DEPLOY_CPANEL_AUTO_EXCLUDE: $DEPLOY_CPANEL_AUTO_EXCLUDE"
+    sitelist="$(echo "$sitelist" | grep -vix "$(echo "$DEPLOY_CPANEL_AUTO_EXCLUDE" | tr ',' '\n' | sed -e 's/\./\\./g' -e 's/\*/\.\*/g')")"
+    _debug2 "Remaining sites: $sitelist"
+
+    # counter for success / failure check
+    successes=0
+    if [ -n "$sitelist" ]; then
+      sitetotal="$(echo "$sitelist" | wc -l)"
+      _debug "$sitetotal sites to deploy"
+    else
+      sitetotal=0
+      _debug "No sites to deploy"
+    fi
+
+    # for each site: call uapi to publish cert and log result. Only return failure if all fail
+    for site in $sitelist; do
+      # call uapi to publish cert, check response for errors and log them.
+      if [ -n "$_uapi_user" ]; then
+        _response=$(uapi --user="$_uapi_user" SSL install_ssl domain="$site" cert="$_cert" key="$_key")
+      else
+        _response=$(uapi SSL install_ssl domain="$site" cert="$_cert" key="$_key")
+      fi
+      if [ "${_response#*"$uapi_error_response"}" != "$_response" ]; then
+        _err "Error in deploying certificate to $site:"
+        _err "$_response"
+      else
+        successes=$((successes + 1))
+        _debug "$_response"
+        _info "Succcessfully deployed to $site"
+      fi
+    done
+
+    # Raise error if all updates fail
+    if [ "$sitetotal" -gt 0 ] && [ "$successes" -eq 0 ]; then
+      _err "Could not deploy to any of $sitetotal sites via UAPI"
+      _debug "successes: $successes, sitetotal: $sitetotal"
+      return 1
+    fi
+
+    _info "Successfully deployed certificate to $successes of $sitetotal sites via UAPI"
+    return 0
+  else
+    # "classic" mode - will only try to deploy to the primary domain; will not check UAPI first
+    if [ -n "$_uapi_user" ]; then
+      _response=$(uapi --user="$_uapi_user" SSL install_ssl domain="$_cdomain" cert="$_cert" key="$_key")
+    else
+      _response=$(uapi SSL install_ssl domain="$_cdomain" cert="$_cert" key="$_key")
+    fi
+
+    if [ "${_response#*"$uapi_error_response"}" != "$_response" ]; then
+      _err "Error in deploying certificate:"
+      _err "$_response"
+      return 1
+    fi
+
+    _debug response "$_response"
+    _info "Certificate successfully deployed"
+    return 0
   fi
+}
+
+########  Private functions #####################
+
+# Internal utility to process YML from UAPI - looks at main_domain, sub_domains, addon domains and parked domains
+#[response]
+__cpanel_parse_response() {
+  if [ $# -gt 0 ]; then resp="$*"; else resp="$(cat)"; fi
+
+  echo "$resp" |
+    sed -En \
+      -e 's/\r$//' \
+      -e 's/^( *)([_.[:alnum:]]+) *: *(.*)/\1,\2,\3/p' \
+      -e 's/^( *)- (.*)/\1,-,\2/p' |
+    awk -F, '{
+      level = length($1)/2;
+      section[level] = $2;
+      for (i in section) {if (i > level) {delete section[i]}}
+      if (length($3) > 0) {
+        prefix="";
+        for (i=0; i < level; i++)
+          { prefix = (prefix)(section[i])("/") }
+        printf("%s%s=%s\n", prefix, $2, $3);
+      }
+    }' |
+    sed -En -e 's/^result\/data\/(main_domain|sub_domains\/-|addon_domains\/-|parked_domains\/-)=(.*)$/\2/p'
+}
+
+# Load parameter by prefix+name - fallback to default if not set, and save to config
+#pname pdefault
+__cpanel_initautoparam() {
+  pname="$1"
+  pdefault="$2"
+  pkey="DEPLOY_CPANEL_AUTO_$pname"
 
-  _debug response "$_response"
-  _info "Certificate successfully deployed"
-  return 0
+  _getdeployconf "$pkey"
+  [ -n "$(eval echo "\"\$$pkey\"")" ] || eval "$pkey=\"$pdefault\""
+  _debug2 "$pkey" "$(eval echo "\"\$$pkey\"")"
+  _savedeployconf "$pkey" "$(eval echo "\"\$$pkey\"")"
 }
diff --git a/deploy/gcore_cdn.sh b/deploy/gcore_cdn.sh
index f573a3aa..fd17cc25 100644
--- a/deploy/gcore_cdn.sh
+++ b/deploy/gcore_cdn.sh
@@ -1,10 +1,11 @@
 #!/usr/bin/env sh
 
-# Here is the script to deploy the cert to G-Core CDN service (https://gcorelabs.com/ru/) using the G-Core Labs API (https://docs.gcorelabs.com/cdn/).
+# Here is the script to deploy the cert to G-Core CDN service (https://gcore.com/) using the G-Core Labs API (https://apidocs.gcore.com/cdn).
 # Returns 0 when success.
 #
 # Written by temoffey <temofffey@gmail.com>
 # Public domain, 2019
+# Update by DreamOfIce <admin@dreamofice.cn> in 2023
 
 #export DEPLOY_GCORE_CDN_USERNAME=myusername
 #export DEPLOY_GCORE_CDN_PASSWORD=mypassword
@@ -56,7 +57,7 @@ gcore_cdn_deploy() {
   _request="{\"username\":\"$Le_Deploy_gcore_cdn_username\",\"password\":\"$Le_Deploy_gcore_cdn_password\"}"
   _debug _request "$_request"
   export _H1="Content-Type:application/json"
-  _response=$(_post "$_request" "https://api.gcdn.co/auth/jwt/login")
+  _response=$(_post "$_request" "https://api.gcore.com/auth/jwt/login")
   _debug _response "$_response"
   _regex=".*\"access\":\"\([-._0-9A-Za-z]*\)\".*$"
   _debug _regex "$_regex"
@@ -69,8 +70,8 @@ gcore_cdn_deploy() {
   fi
 
   _info "Find CDN resource with cname $_cdomain"
-  export _H2="Authorization:Token $_token"
-  _response=$(_get "https://api.gcdn.co/resources")
+  export _H2="Authorization:Bearer $_token"
+  _response=$(_get "https://api.gcore.com/cdn/resources")
   _debug _response "$_response"
   _regex="\"primary_resource\":null},"
   _debug _regex "$_regex"
@@ -102,7 +103,7 @@ gcore_cdn_deploy() {
   _date=$(date "+%d.%m.%Y %H:%M:%S")
   _request="{\"name\":\"$_cdomain ($_date)\",\"sslCertificate\":\"$_fullchain\",\"sslPrivateKey\":\"$_key\"}"
   _debug _request "$_request"
-  _response=$(_post "$_request" "https://api.gcdn.co/sslData")
+  _response=$(_post "$_request" "https://api.gcore.com/cdn/sslData")
   _debug _response "$_response"
   _regex=".*\"id\":\([0-9]*\).*$"
   _debug _regex "$_regex"
@@ -117,7 +118,7 @@ gcore_cdn_deploy() {
   _info "Update CDN resource"
   _request="{\"originGroup\":$_originGroup,\"sslData\":$_sslDataAdd}"
   _debug _request "$_request"
-  _response=$(_post "$_request" "https://api.gcdn.co/resources/$_resourceId" '' "PUT")
+  _response=$(_post "$_request" "https://api.gcore.com/cdn/resources/$_resourceId" '' "PUT")
   _debug _response "$_response"
   _regex=".*\"sslData\":\([0-9]*\).*$"
   _debug _regex "$_regex"
@@ -133,7 +134,7 @@ gcore_cdn_deploy() {
     _info "Not found old SSL certificate"
   else
     _info "Delete old SSL certificate"
-    _response=$(_post '' "https://api.gcdn.co/sslData/$_sslDataOld" '' "DELETE")
+    _response=$(_post '' "https://api.gcore.com/cdn/sslData/$_sslDataOld" '' "DELETE")
     _debug _response "$_response"
   fi
 
diff --git a/deploy/gitlab.sh b/deploy/gitlab.sh
index ba2d3122..595b6d20 100644
--- a/deploy/gitlab.sh
+++ b/deploy/gitlab.sh
@@ -67,7 +67,7 @@ gitlab_deploy() {
 
   error_response="error"
 
-  if test "${_response#*$error_response}" != "$_response"; then
+  if test "${_response#*"$error_response"}" != "$_response"; then
     _err "Error in deploying certificate:"
     _err "$_response"
     return 1
diff --git a/deploy/ssh.sh b/deploy/ssh.sh
index 89962621..c66e2e19 100644
--- a/deploy/ssh.sh
+++ b/deploy/ssh.sh
@@ -14,7 +14,7 @@
 # The following examples are for QNAP NAS running QTS 4.2
 # export DEPLOY_SSH_CMD=""  # defaults to "ssh -T"
 # export DEPLOY_SSH_USER="admin"  # required
-# export DEPLOY_SSH_SERVER="qnap"  # defaults to domain name
+# export DEPLOY_SSH_SERVER="host1 host2:8022 192.168.0.1:9022"  # defaults to domain name, support multiple servers with optional port
 # export DEPLOY_SSH_KEYFILE="/etc/stunnel/stunnel.pem"
 # export DEPLOY_SSH_CERTFILE="/etc/stunnel/stunnel.pem"
 # export DEPLOY_SSH_CAFILE="/etc/stunnel/uca.pem"
@@ -23,6 +23,8 @@
 # export DEPLOY_SSH_BACKUP=""  # yes or no, default to yes or previously saved value
 # export DEPLOY_SSH_BACKUP_PATH=".acme_ssh_deploy"  # path on remote system. Defaults to .acme_ssh_deploy
 # export DEPLOY_SSH_MULTI_CALL=""  # yes or no, default to no or previously saved value
+# export DEPLOY_SSH_USE_SCP="" yes or no, default to no
+# export DEPLOY_SSH_SCP_CMD="" defaults to "scp -q"
 #
 ########  Public functions #####################
 
@@ -42,72 +44,134 @@ ssh_deploy() {
   _debug _cfullchain "$_cfullchain"
 
   # USER is required to login by SSH to remote host.
+  _migratedeployconf Le_Deploy_ssh_user DEPLOY_SSH_USER
   _getdeployconf DEPLOY_SSH_USER
   _debug2 DEPLOY_SSH_USER "$DEPLOY_SSH_USER"
   if [ -z "$DEPLOY_SSH_USER" ]; then
-    if [ -z "$Le_Deploy_ssh_user" ]; then
-      _err "DEPLOY_SSH_USER not defined."
-      return 1
-    fi
-  else
-    Le_Deploy_ssh_user="$DEPLOY_SSH_USER"
-    _savedomainconf Le_Deploy_ssh_user "$Le_Deploy_ssh_user"
+    _err "DEPLOY_SSH_USER not defined."
+    return 1
   fi
+  _savedeployconf DEPLOY_SSH_USER "$DEPLOY_SSH_USER"
 
   # SERVER is optional. If not provided then use _cdomain
+  _migratedeployconf Le_Deploy_ssh_server DEPLOY_SSH_SERVER
   _getdeployconf DEPLOY_SSH_SERVER
   _debug2 DEPLOY_SSH_SERVER "$DEPLOY_SSH_SERVER"
-  if [ -n "$DEPLOY_SSH_SERVER" ]; then
-    Le_Deploy_ssh_server="$DEPLOY_SSH_SERVER"
-    _savedomainconf Le_Deploy_ssh_server "$Le_Deploy_ssh_server"
-  elif [ -z "$Le_Deploy_ssh_server" ]; then
-    Le_Deploy_ssh_server="$_cdomain"
+  if [ -z "$DEPLOY_SSH_SERVER" ]; then
+    DEPLOY_SSH_SERVER="$_cdomain"
   fi
+  _savedeployconf DEPLOY_SSH_SERVER "$DEPLOY_SSH_SERVER"
 
   # CMD is optional. If not provided then use ssh
+  _migratedeployconf Le_Deploy_ssh_cmd DEPLOY_SSH_CMD
   _getdeployconf DEPLOY_SSH_CMD
   _debug2 DEPLOY_SSH_CMD "$DEPLOY_SSH_CMD"
-  if [ -n "$DEPLOY_SSH_CMD" ]; then
-    Le_Deploy_ssh_cmd="$DEPLOY_SSH_CMD"
-    _savedomainconf Le_Deploy_ssh_cmd "$Le_Deploy_ssh_cmd"
-  elif [ -z "$Le_Deploy_ssh_cmd" ]; then
-    Le_Deploy_ssh_cmd="ssh -T"
+  if [ -z "$DEPLOY_SSH_CMD" ]; then
+    DEPLOY_SSH_CMD="ssh -T"
   fi
+  _savedeployconf DEPLOY_SSH_CMD "$DEPLOY_SSH_CMD"
 
   # BACKUP is optional. If not provided then default to previously saved value or yes.
+  _migratedeployconf Le_Deploy_ssh_backup DEPLOY_SSH_BACKUP
   _getdeployconf DEPLOY_SSH_BACKUP
   _debug2 DEPLOY_SSH_BACKUP "$DEPLOY_SSH_BACKUP"
-  if [ "$DEPLOY_SSH_BACKUP" = "no" ]; then
-    Le_Deploy_ssh_backup="no"
-  elif [ -z "$Le_Deploy_ssh_backup" ] || [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
-    Le_Deploy_ssh_backup="yes"
+  if [ -z "$DEPLOY_SSH_BACKUP" ]; then
+    DEPLOY_SSH_BACKUP="yes"
   fi
-  _savedomainconf Le_Deploy_ssh_backup "$Le_Deploy_ssh_backup"
+  _savedeployconf DEPLOY_SSH_BACKUP "$DEPLOY_SSH_BACKUP"
 
   # BACKUP_PATH is optional. If not provided then default to previously saved value or .acme_ssh_deploy
+  _migratedeployconf Le_Deploy_ssh_backup_path DEPLOY_SSH_BACKUP_PATH
   _getdeployconf DEPLOY_SSH_BACKUP_PATH
   _debug2 DEPLOY_SSH_BACKUP_PATH "$DEPLOY_SSH_BACKUP_PATH"
-  if [ -n "$DEPLOY_SSH_BACKUP_PATH" ]; then
-    Le_Deploy_ssh_backup_path="$DEPLOY_SSH_BACKUP_PATH"
-  elif [ -z "$Le_Deploy_ssh_backup_path" ]; then
-    Le_Deploy_ssh_backup_path=".acme_ssh_deploy"
+  if [ -z "$DEPLOY_SSH_BACKUP_PATH" ]; then
+    DEPLOY_SSH_BACKUP_PATH=".acme_ssh_deploy"
   fi
-  _savedomainconf Le_Deploy_ssh_backup_path "$Le_Deploy_ssh_backup_path"
+  _savedeployconf DEPLOY_SSH_BACKUP_PATH "$DEPLOY_SSH_BACKUP_PATH"
 
   # MULTI_CALL is optional. If not provided then default to previously saved
   # value (which may be undefined... equivalent to "no").
+  _migratedeployconf Le_Deploy_ssh_multi_call DEPLOY_SSH_MULTI_CALL
   _getdeployconf DEPLOY_SSH_MULTI_CALL
   _debug2 DEPLOY_SSH_MULTI_CALL "$DEPLOY_SSH_MULTI_CALL"
-  if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
-    Le_Deploy_ssh_multi_call="yes"
-    _savedomainconf Le_Deploy_ssh_multi_call "$Le_Deploy_ssh_multi_call"
-  elif [ "$DEPLOY_SSH_MULTI_CALL" = "no" ]; then
-    Le_Deploy_ssh_multi_call=""
-    _cleardomainconf Le_Deploy_ssh_multi_call
+  if [ -z "$DEPLOY_SSH_MULTI_CALL" ]; then
+    DEPLOY_SSH_MULTI_CALL="no"
+  fi
+  _savedeployconf DEPLOY_SSH_MULTI_CALL "$DEPLOY_SSH_MULTI_CALL"
+
+  # KEYFILE is optional.
+  # If provided then private key will be copied to provided filename.
+  _migratedeployconf Le_Deploy_ssh_keyfile DEPLOY_SSH_KEYFILE
+  _getdeployconf DEPLOY_SSH_KEYFILE
+  _debug2 DEPLOY_SSH_KEYFILE "$DEPLOY_SSH_KEYFILE"
+  if [ -n "$DEPLOY_SSH_KEYFILE" ]; then
+    _savedeployconf DEPLOY_SSH_KEYFILE "$DEPLOY_SSH_KEYFILE"
+  fi
+
+  # CERTFILE is optional.
+  # If provided then certificate will be copied or appended to provided filename.
+  _migratedeployconf Le_Deploy_ssh_certfile DEPLOY_SSH_CERTFILE
+  _getdeployconf DEPLOY_SSH_CERTFILE
+  _debug2 DEPLOY_SSH_CERTFILE "$DEPLOY_SSH_CERTFILE"
+  if [ -n "$DEPLOY_SSH_CERTFILE" ]; then
+    _savedeployconf DEPLOY_SSH_CERTFILE "$DEPLOY_SSH_CERTFILE"
+  fi
+
+  # CAFILE is optional.
+  # If provided then CA intermediate certificate will be copied or appended to provided filename.
+  _migratedeployconf Le_Deploy_ssh_cafile DEPLOY_SSH_CAFILE
+  _getdeployconf DEPLOY_SSH_CAFILE
+  _debug2 DEPLOY_SSH_CAFILE "$DEPLOY_SSH_CAFILE"
+  if [ -n "$DEPLOY_SSH_CAFILE" ]; then
+    _savedeployconf DEPLOY_SSH_CAFILE "$DEPLOY_SSH_CAFILE"
+  fi
+
+  # FULLCHAIN is optional.
+  # If provided then fullchain certificate will be copied or appended to provided filename.
+  _migratedeployconf Le_Deploy_ssh_fullchain DEPLOY_SSH_FULLCHAIN
+  _getdeployconf DEPLOY_SSH_FULLCHAIN
+  _debug2 DEPLOY_SSH_FULLCHAIN "$DEPLOY_SSH_FULLCHAIN"
+  if [ -n "$DEPLOY_SSH_FULLCHAIN" ]; then
+    _savedeployconf DEPLOY_SSH_FULLCHAIN "$DEPLOY_SSH_FULLCHAIN"
+  fi
+
+  # REMOTE_CMD is optional.
+  # If provided then this command will be executed on remote host.
+  _migratedeployconf Le_Deploy_ssh_remote_cmd DEPLOY_SSH_REMOTE_CMD
+  _getdeployconf DEPLOY_SSH_REMOTE_CMD
+  _debug2 DEPLOY_SSH_REMOTE_CMD "$DEPLOY_SSH_REMOTE_CMD"
+  if [ -n "$DEPLOY_SSH_REMOTE_CMD" ]; then
+    _savedeployconf DEPLOY_SSH_REMOTE_CMD "$DEPLOY_SSH_REMOTE_CMD"
+  fi
+
+  # USE_SCP is optional. If not provided then default to previously saved
+  # value (which may be undefined... equivalent to "no").
+  _getdeployconf DEPLOY_SSH_USE_SCP
+  _debug2 DEPLOY_SSH_USE_SCP "$DEPLOY_SSH_USE_SCP"
+  if [ -z "$DEPLOY_SSH_USE_SCP" ]; then
+    DEPLOY_SSH_USE_SCP="no"
+  fi
+  _savedeployconf DEPLOY_SSH_USE_SCP "$DEPLOY_SSH_USE_SCP"
+
+  # SCP_CMD is optional. If not provided then use scp
+  _getdeployconf DEPLOY_SSH_SCP_CMD
+  _debug2 DEPLOY_SSH_SCP_CMD "$DEPLOY_SSH_SCP_CMD"
+  if [ -z "$DEPLOY_SSH_SCP_CMD" ]; then
+    DEPLOY_SSH_SCP_CMD="scp -q"
+  fi
+  _savedeployconf DEPLOY_SSH_SCP_CMD "$DEPLOY_SSH_SCP_CMD"
+
+  if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+    DEPLOY_SSH_MULTI_CALL="yes"
+    _info "Using scp as alternate method for copying files. Multicall Mode is implicit"
+  elif [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+    _info "Using MULTI_CALL mode... Required commands sent in multiple calls to remote host"
+  else
+    _info "Required commands batched and sent in single call to remote host"
   fi
 
-  _deploy_ssh_servers=$Le_Deploy_ssh_server
-  for Le_Deploy_ssh_server in $_deploy_ssh_servers; do
+  _deploy_ssh_servers="$DEPLOY_SSH_SERVER"
+  for DEPLOY_SSH_SERVER in $_deploy_ssh_servers; do
     _ssh_deploy
   done
 }
@@ -117,16 +181,25 @@ _ssh_deploy() {
   _cmdstr=""
   _backupprefix=""
   _backupdir=""
+  _local_cert_file=""
+  _local_ca_file=""
+  _local_full_file=""
 
-  _info "Deploy certificates to remote server $Le_Deploy_ssh_user@$Le_Deploy_ssh_server"
-  if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-    _info "Using MULTI_CALL mode... Required commands sent in multiple calls to remote host"
-  else
-    _info "Required commands batched and sent in single call to remote host"
-  fi
+  case $DEPLOY_SSH_SERVER in
+  *:*)
+    _host=${DEPLOY_SSH_SERVER%:*}
+    _port=${DEPLOY_SSH_SERVER##*:}
+    ;;
+  *)
+    _host=$DEPLOY_SSH_SERVER
+    _port=
+    ;;
+  esac
 
-  if [ "$Le_Deploy_ssh_backup" = "yes" ]; then
-    _backupprefix="$Le_Deploy_ssh_backup_path/$_cdomain-backup"
+  _info "Deploy certificates to remote server $DEPLOY_SSH_USER@$_host:$_port"
+
+  if [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
+    _backupprefix="$DEPLOY_SSH_BACKUP_PATH/$_cdomain-backup"
     _backupdir="$_backupprefix-$(_utc_date | tr ' ' '-')"
     # run cleanup on the backup directory, erase all older
     # than 180 days (15552000 seconds).
@@ -138,7 +211,7 @@ then rm -rf \"\$fn\"; echo \"Backup \$fn deleted as older than 180 days\"; fi; d
     _cmdstr="mkdir -p $_backupdir; $_cmdstr"
     _info "Backup of old certificate files will be placed in remote directory $_backupdir"
     _info "Backup directories erased after 180 days."
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
+    if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
       if ! _ssh_remote_cmd "$_cmdstr"; then
         return $_err_code
       fi
@@ -146,129 +219,184 @@ then rm -rf \"\$fn\"; echo \"Backup \$fn deleted as older than 180 days\"; fi; d
     fi
   fi
 
-  # KEYFILE is optional.
-  # If provided then private key will be copied to provided filename.
-  _getdeployconf DEPLOY_SSH_KEYFILE
-  _debug2 DEPLOY_SSH_KEYFILE "$DEPLOY_SSH_KEYFILE"
   if [ -n "$DEPLOY_SSH_KEYFILE" ]; then
-    Le_Deploy_ssh_keyfile="$DEPLOY_SSH_KEYFILE"
-    _savedomainconf Le_Deploy_ssh_keyfile "$Le_Deploy_ssh_keyfile"
-  fi
-  if [ -n "$Le_Deploy_ssh_keyfile" ]; then
-    if [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    if [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_keyfile $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_KEYFILE $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
-    # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_ckey")\" > $Le_Deploy_ssh_keyfile;"
-    _info "will copy private key to remote file $Le_Deploy_ssh_keyfile"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+
+    # copy new key into file.
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      if ! _scp_remote_cmd "$_ckey" "$DEPLOY_SSH_KEYFILE"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_ckey")\" > $DEPLOY_SSH_KEYFILE;"
+      _info "will copy private key to remote file $DEPLOY_SSH_KEYFILE"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # CERTFILE is optional.
-  # If provided then certificate will be copied or appended to provided filename.
-  _getdeployconf DEPLOY_SSH_CERTFILE
-  _debug2 DEPLOY_SSH_CERTFILE "$DEPLOY_SSH_CERTFILE"
   if [ -n "$DEPLOY_SSH_CERTFILE" ]; then
-    Le_Deploy_ssh_certfile="$DEPLOY_SSH_CERTFILE"
-    _savedomainconf Le_Deploy_ssh_certfile "$Le_Deploy_ssh_certfile"
-  fi
-  if [ -n "$Le_Deploy_ssh_certfile" ]; then
     _pipe=">"
-    if [ "$Le_Deploy_ssh_certfile" = "$Le_Deploy_ssh_keyfile" ]; then
+    if [ "$DEPLOY_SSH_CERTFILE" = "$DEPLOY_SSH_KEYFILE" ]; then
       # if filename is same as previous file then append.
       _pipe=">>"
-    elif [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    elif [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_certfile $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_CERTFILE $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
+
     # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_ccert")\" $_pipe $Le_Deploy_ssh_certfile;"
-    _info "will copy certificate to remote file $Le_Deploy_ssh_certfile"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      _local_cert_file=$(_mktemp)
+      if [ "$DEPLOY_SSH_CERTFILE" = "$DEPLOY_SSH_KEYFILE" ]; then
+        cat "$_ckey" >>"$_local_cert_file"
+      fi
+      cat "$_ccert" >>"$_local_cert_file"
+      if ! _scp_remote_cmd "$_local_cert_file" "$DEPLOY_SSH_CERTFILE"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_ccert")\" $_pipe $DEPLOY_SSH_CERTFILE;"
+      _info "will copy certificate to remote file $DEPLOY_SSH_CERTFILE"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # CAFILE is optional.
-  # If provided then CA intermediate certificate will be copied or appended to provided filename.
-  _getdeployconf DEPLOY_SSH_CAFILE
-  _debug2 DEPLOY_SSH_CAFILE "$DEPLOY_SSH_CAFILE"
   if [ -n "$DEPLOY_SSH_CAFILE" ]; then
-    Le_Deploy_ssh_cafile="$DEPLOY_SSH_CAFILE"
-    _savedomainconf Le_Deploy_ssh_cafile "$Le_Deploy_ssh_cafile"
-  fi
-  if [ -n "$Le_Deploy_ssh_cafile" ]; then
     _pipe=">"
-    if [ "$Le_Deploy_ssh_cafile" = "$Le_Deploy_ssh_keyfile" ] ||
-      [ "$Le_Deploy_ssh_cafile" = "$Le_Deploy_ssh_certfile" ]; then
+    if [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_KEYFILE" ] ||
+      [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_CERTFILE" ]; then
       # if filename is same as previous file then append.
       _pipe=">>"
-    elif [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    elif [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_cafile $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_CAFILE $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
+
     # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_cca")\" $_pipe $Le_Deploy_ssh_cafile;"
-    _info "will copy CA file to remote file $Le_Deploy_ssh_cafile"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      _local_ca_file=$(_mktemp)
+      if [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_KEYFILE" ]; then
+        cat "$_ckey" >>"$_local_ca_file"
+      fi
+      if [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_CERTFILE" ]; then
+        cat "$_ccert" >>"$_local_ca_file"
+      fi
+      cat "$_cca" >>"$_local_ca_file"
+      if ! _scp_remote_cmd "$_local_ca_file" "$DEPLOY_SSH_CAFILE"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_cca")\" $_pipe $DEPLOY_SSH_CAFILE;"
+      _info "will copy CA file to remote file $DEPLOY_SSH_CAFILE"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # FULLCHAIN is optional.
-  # If provided then fullchain certificate will be copied or appended to provided filename.
-  _getdeployconf DEPLOY_SSH_FULLCHAIN
-  _debug2 DEPLOY_SSH_FULLCHAIN "$DEPLOY_SSH_FULLCHAIN"
   if [ -n "$DEPLOY_SSH_FULLCHAIN" ]; then
-    Le_Deploy_ssh_fullchain="$DEPLOY_SSH_FULLCHAIN"
-    _savedomainconf Le_Deploy_ssh_fullchain "$Le_Deploy_ssh_fullchain"
-  fi
-  if [ -n "$Le_Deploy_ssh_fullchain" ]; then
     _pipe=">"
-    if [ "$Le_Deploy_ssh_fullchain" = "$Le_Deploy_ssh_keyfile" ] ||
-      [ "$Le_Deploy_ssh_fullchain" = "$Le_Deploy_ssh_certfile" ] ||
-      [ "$Le_Deploy_ssh_fullchain" = "$Le_Deploy_ssh_cafile" ]; then
+    if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_KEYFILE" ] ||
+      [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CERTFILE" ] ||
+      [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CAFILE" ]; then
       # if filename is same as previous file then append.
       _pipe=">>"
-    elif [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    elif [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_fullchain $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_FULLCHAIN $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
+
     # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_cfullchain")\" $_pipe $Le_Deploy_ssh_fullchain;"
-    _info "will copy fullchain to remote file $Le_Deploy_ssh_fullchain"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      _local_full_file=$(_mktemp)
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_KEYFILE" ]; then
+        cat "$_ckey" >>"$_local_full_file"
+      fi
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CERTFILE" ]; then
+        cat "$_ccert" >>"$_local_full_file"
+      fi
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CAFILE" ]; then
+        cat "$_cca" >>"$_local_full_file"
+      fi
+      cat "$_cfullchain" >>"$_local_full_file"
+      if ! _scp_remote_cmd "$_local_full_file" "$DEPLOY_SSH_FULLCHAIN"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_cfullchain")\" $_pipe $DEPLOY_SSH_FULLCHAIN;"
+      _info "will copy fullchain to remote file $DEPLOY_SSH_FULLCHAIN"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # REMOTE_CMD is optional.
-  # If provided then this command will be executed on remote host.
-  _getdeployconf DEPLOY_SSH_REMOTE_CMD
-  _debug2 DEPLOY_SSH_REMOTE_CMD "$DEPLOY_SSH_REMOTE_CMD"
-  if [ -n "$DEPLOY_SSH_REMOTE_CMD" ]; then
-    Le_Deploy_ssh_remote_cmd="$DEPLOY_SSH_REMOTE_CMD"
-    _savedomainconf Le_Deploy_ssh_remote_cmd "$Le_Deploy_ssh_remote_cmd"
+  # cleanup local files if any
+  if [ -f "$_local_cert_file" ]; then
+    rm -f "$_local_cert_file"
+  fi
+  if [ -f "$_local_ca_file" ]; then
+    rm -f "$_local_ca_file"
   fi
-  if [ -n "$Le_Deploy_ssh_remote_cmd" ]; then
-    _cmdstr="$_cmdstr $Le_Deploy_ssh_remote_cmd;"
-    _info "Will execute remote command $Le_Deploy_ssh_remote_cmd"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
+  if [ -f "$_local_full_file" ]; then
+    rm -f "$_local_full_file"
+  fi
+
+  if [ -n "$DEPLOY_SSH_REMOTE_CMD" ]; then
+    _cmdstr="$_cmdstr $DEPLOY_SSH_REMOTE_CMD;"
+    _info "Will execute remote command $DEPLOY_SSH_REMOTE_CMD"
+    if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
       if ! _ssh_remote_cmd "$_cmdstr"; then
         return $_err_code
       fi
@@ -282,17 +410,25 @@ then rm -rf \"\$fn\"; echo \"Backup \$fn deleted as older than 180 days\"; fi; d
       return $_err_code
     fi
   fi
+  # cleanup in case all is ok
   return 0
 }
 
 #cmd
 _ssh_remote_cmd() {
   _cmd="$1"
+
+  _ssh_cmd="$DEPLOY_SSH_CMD"
+  if [ -n "$_port" ]; then
+    _ssh_cmd="$_ssh_cmd -p $_port"
+  fi
+
   _secure_debug "Remote commands to execute: $_cmd"
-  _info "Submitting sequence of commands to remote server by ssh"
+  _info "Submitting sequence of commands to remote server by $_ssh_cmd"
+
   # quotations in bash cmd below intended.  Squash travis spellcheck error
   # shellcheck disable=SC2029
-  $Le_Deploy_ssh_cmd "$Le_Deploy_ssh_user@$Le_Deploy_ssh_server" sh -c "'$_cmd'"
+  $_ssh_cmd "$DEPLOY_SSH_USER@$_host" sh -c "'$_cmd'"
   _err_code="$?"
 
   if [ "$_err_code" != "0" ]; then
@@ -301,3 +437,26 @@ _ssh_remote_cmd() {
 
   return $_err_code
 }
+
+# cmd scp
+_scp_remote_cmd() {
+  _src=$1
+  _dest=$2
+
+  _scp_cmd="$DEPLOY_SSH_SCP_CMD"
+  if [ -n "$_port" ]; then
+    _scp_cmd="$_scp_cmd -P $_port"
+  fi
+
+  _secure_debug "Remote copy source $_src to destination $_dest"
+  _info "Submitting secure copy by $_scp_cmd"
+
+  $_scp_cmd "$_src" "$DEPLOY_SSH_USER"@"$_host":"$_dest"
+  _err_code="$?"
+
+  if [ "$_err_code" != "0" ]; then
+    _err "Error code $_err_code returned from scp"
+  fi
+
+  return $_err_code
+}
diff --git a/deploy/synology_dsm.sh b/deploy/synology_dsm.sh
index f30f82c0..c31a5df0 100644
--- a/deploy/synology_dsm.sh
+++ b/deploy/synology_dsm.sh
@@ -108,7 +108,7 @@ synology_dsm_deploy() {
     _debug3 H1 "${_H1}"
   fi
 
-  response=$(_post "method=login&account=$encoded_username&passwd=$encoded_password&api=SYNO.API.Auth&version=$api_version&enable_syno_token=yes&otp_code=$otp_code" "$_base_url/webapi/auth.cgi?enable_syno_token=yes")
+  response=$(_post "method=login&account=$encoded_username&passwd=$encoded_password&api=SYNO.API.Auth&version=$api_version&enable_syno_token=yes&otp_code=$otp_code&device_name=certrenewal&device_id=$SYNO_DID" "$_base_url/webapi/auth.cgi?enable_syno_token=yes")
   token=$(echo "$response" | grep "synotoken" | sed -n 's/.*"synotoken" *: *"\([^"]*\).*/\1/p')
   _debug3 response "$response"
   _debug token "$token"
diff --git a/deploy/truenas.sh b/deploy/truenas.sh
index 84cfd5f4..c79e6dac 100644
--- a/deploy/truenas.sh
+++ b/deploy/truenas.sh
@@ -184,6 +184,27 @@ truenas_deploy() {
     _info "S3 certificate is not configured or is not the same as TrueNAS web UI"
   fi
 
+  _info "Checking if any chart release Apps is using the same certificate as TrueNAS web UI. Tool 'jq' is required"
+  if _exists jq; then
+    _info "Query all chart release"
+    _release_list=$(_get "$_api_url/chart/release")
+    _related_name_list=$(printf "%s" "$_release_list" | jq -r "[.[] | {name,certId: .config.ingress?.main.tls[]?.scaleCert} | select(.certId==$_active_cert_id) | .name ] | unique")
+    _release_length=$(printf "%s" "$_related_name_list" | jq -r "length")
+    _info "Found $_release_length related chart release in list: $_related_name_list"
+    for i in $(seq 0 $((_release_length - 1))); do
+      _release_name=$(echo "$_related_name_list" | jq -r ".[$i]")
+      _info "Updating certificate from $_active_cert_id to $_cert_id for chart release: $_release_name"
+      #Read the chart release configuration
+      _chart_config=$(printf "%s" "$_release_list" | jq -r ".[] | select(.name==\"$_release_name\")")
+      #Replace the old certificate id with the new one in path .config.ingress.main.tls[].scaleCert. Then update .config.ingress
+      _updated_chart_config=$(printf "%s" "$_chart_config" | jq "(.config.ingress?.main.tls[]? | select(.scaleCert==$_active_cert_id) | .scaleCert  ) |= $_cert_id | .config.ingress ")
+      _update_chart_result="$(_post "{\"values\" : { \"ingress\" : $_updated_chart_config } }" "$_api_url/chart/release/id/$_release_name" "" "PUT" "application/json")"
+      _debug3 _update_chart_result "$_update_chart_result"
+    done
+  else
+    _info "Tool 'jq' does not exists, skip chart release checking"
+  fi
+
   _info "Deleting old certificate"
   _delete_result="$(_post "" "$_api_url/certificate/id/$_active_cert_id" "" "DELETE" "application/json")"
 
diff --git a/deploy/vault.sh b/deploy/vault.sh
index 399abaee..569faba2 100644
--- a/deploy/vault.sh
+++ b/deploy/vault.sh
@@ -7,13 +7,16 @@
 #
 # VAULT_PREFIX - this contains the prefix path in vault
 # VAULT_ADDR - vault requires this to find your vault server
+# VAULT_SAVE_TOKEN - set to anything if you want to save the token
+# VAULT_RENEW_TOKEN - set to anything if you want to renew the token to default TTL before deploying
+# VAULT_KV_V2 - set to anything if you are using v2 of the kv engine
 #
 # additionally, you need to ensure that VAULT_TOKEN is avialable
 # to access the vault server
 
 #returns 0 means success, otherwise error.
 
-########  Public functions #####################
+######## Public functions #####################
 
 #domain keyfile certfile cafile fullchain
 vault_deploy() {
@@ -45,6 +48,26 @@ vault_deploy() {
   fi
   _savedeployconf VAULT_ADDR "$VAULT_ADDR"
 
+  _getdeployconf VAULT_SAVE_TOKEN
+  _savedeployconf VAULT_SAVE_TOKEN "$VAULT_SAVE_TOKEN"
+
+  _getdeployconf VAULT_RENEW_TOKEN
+  _savedeployconf VAULT_RENEW_TOKEN "$VAULT_RENEW_TOKEN"
+
+  _getdeployconf VAULT_KV_V2
+  _savedeployconf VAULT_KV_V2 "$VAULT_KV_V2"
+
+  _getdeployconf VAULT_TOKEN
+  if [ -z "$VAULT_TOKEN" ]; then
+    _err "VAULT_TOKEN needs to be defined"
+    return 1
+  fi
+  if [ -n "$VAULT_SAVE_TOKEN" ]; then
+    _savedeployconf VAULT_TOKEN "$VAULT_TOKEN"
+  fi
+
+  _migratedeployconf FABIO VAULT_FABIO_MODE
+
   # JSON does not allow multiline strings.
   # So replacing new-lines with "\n" here
   _ckey=$(sed -z 's/\n/\\n/g' <"$2")
@@ -52,26 +75,56 @@ vault_deploy() {
   _cca=$(sed -z 's/\n/\\n/g' <"$4")
   _cfullchain=$(sed -z 's/\n/\\n/g' <"$5")
 
-  URL="$VAULT_ADDR/v1/$VAULT_PREFIX/$_cdomain"
   export _H1="X-Vault-Token: $VAULT_TOKEN"
 
-  if [ -n "$FABIO" ]; then
+  if [ -n "$VAULT_RENEW_TOKEN" ]; then
+    URL="$VAULT_ADDR/v1/auth/token/renew-self"
+    _info "Renew the Vault token to default TTL"
+    if ! _post "" "$URL" >/dev/null; then
+      _err "Failed to renew the Vault token"
+      return 1
+    fi
+  fi
+
+  URL="$VAULT_ADDR/v1/$VAULT_PREFIX/$_cdomain"
+
+  if [ -n "$VAULT_FABIO_MODE" ]; then
+    _info "Writing certificate and key to $URL in Fabio mode"
     if [ -n "$VAULT_KV_V2" ]; then
-      _post "{ \"data\": {\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"} }" "$URL"
+      _post "{ \"data\": {\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"} }" "$URL" >/dev/null || return 1
     else
-      _post "{\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"}" "$URL"
+      _post "{\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"}" "$URL" >/dev/null || return 1
     fi
   else
     if [ -n "$VAULT_KV_V2" ]; then
-      _post "{\"data\": {\"value\": \"$_ccert\"}}" "$URL/cert.pem"
-      _post "{\"data\": {\"value\": \"$_ckey\"}}" "$URL/cert.key"
-      _post "{\"data\": {\"value\": \"$_cca\"}}" "$URL/chain.pem"
-      _post "{\"data\": {\"value\": \"$_cfullchain\"}}" "$URL/fullchain.pem"
+      _info "Writing certificate to $URL/cert.pem"
+      _post "{\"data\": {\"value\": \"$_ccert\"}}" "$URL/cert.pem" >/dev/null || return 1
+      _info "Writing key to $URL/cert.key"
+      _post "{\"data\": {\"value\": \"$_ckey\"}}" "$URL/cert.key" >/dev/null || return 1
+      _info "Writing CA certificate to $URL/ca.pem"
+      _post "{\"data\": {\"value\": \"$_cca\"}}" "$URL/ca.pem" >/dev/null || return 1
+      _info "Writing full-chain certificate to $URL/fullchain.pem"
+      _post "{\"data\": {\"value\": \"$_cfullchain\"}}" "$URL/fullchain.pem" >/dev/null || return 1
     else
-      _post "{\"value\": \"$_ccert\"}" "$URL/cert.pem"
-      _post "{\"value\": \"$_ckey\"}" "$URL/cert.key"
-      _post "{\"value\": \"$_cca\"}" "$URL/chain.pem"
-      _post "{\"value\": \"$_cfullchain\"}" "$URL/fullchain.pem"
+      _info "Writing certificate to $URL/cert.pem"
+      _post "{\"value\": \"$_ccert\"}" "$URL/cert.pem" >/dev/null || return 1
+      _info "Writing key to $URL/cert.key"
+      _post "{\"value\": \"$_ckey\"}" "$URL/cert.key" >/dev/null || return 1
+      _info "Writing CA certificate to $URL/ca.pem"
+      _post "{\"value\": \"$_cca\"}" "$URL/ca.pem" >/dev/null || return 1
+      _info "Writing full-chain certificate to $URL/fullchain.pem"
+      _post "{\"value\": \"$_cfullchain\"}" "$URL/fullchain.pem" >/dev/null || return 1
+    fi
+
+    # To make it compatible with the wrong ca path `chain.pem` which was used in former versions
+    if _contains "$(_get "$URL/chain.pem")" "-----BEGIN CERTIFICATE-----"; then
+      _err "The CA certificate has moved from chain.pem to ca.pem, if you don't depend on chain.pem anymore, you can delete it to avoid this warning"
+      _info "Updating CA certificate to $URL/chain.pem for backward compatibility"
+      if [ -n "$VAULT_KV_V2" ]; then
+        _post "{\"data\": {\"value\": \"$_cca\"}}" "$URL/chain.pem" >/dev/null || return 1
+      else
+        _post "{\"value\": \"$_cca\"}" "$URL/chain.pem" >/dev/null || return 1
+      fi
     fi
   fi
 
diff --git a/deploy/vault_cli.sh b/deploy/vault_cli.sh
index cbb8cc59..3ebb8074 100644
--- a/deploy/vault_cli.sh
+++ b/deploy/vault_cli.sh
@@ -8,6 +8,8 @@
 #
 # VAULT_PREFIX - this contains the prefix path in vault
 # VAULT_ADDR - vault requires this to find your vault server
+# VAULT_SAVE_TOKEN - set to anything if you want to save the token
+# VAULT_RENEW_TOKEN - set to anything if you want to renew the token to default TTL before deploying
 #
 # additionally, you need to ensure that VAULT_TOKEN is avialable or
 # `vault auth` has applied the appropriate authorization for the vault binary
@@ -33,15 +35,36 @@ vault_cli_deploy() {
   _debug _cfullchain "$_cfullchain"
 
   # validate required env vars
+  _getdeployconf VAULT_PREFIX
   if [ -z "$VAULT_PREFIX" ]; then
     _err "VAULT_PREFIX needs to be defined (contains prefix path in vault)"
     return 1
   fi
+  _savedeployconf VAULT_PREFIX "$VAULT_PREFIX"
 
+  _getdeployconf VAULT_ADDR
   if [ -z "$VAULT_ADDR" ]; then
     _err "VAULT_ADDR needs to be defined (contains vault connection address)"
     return 1
   fi
+  _savedeployconf VAULT_ADDR "$VAULT_ADDR"
+
+  _getdeployconf VAULT_SAVE_TOKEN
+  _savedeployconf VAULT_SAVE_TOKEN "$VAULT_SAVE_TOKEN"
+
+  _getdeployconf VAULT_RENEW_TOKEN
+  _savedeployconf VAULT_RENEW_TOKEN "$VAULT_RENEW_TOKEN"
+
+  _getdeployconf VAULT_TOKEN
+  if [ -z "$VAULT_TOKEN" ]; then
+    _err "VAULT_TOKEN needs to be defined"
+    return 1
+  fi
+  if [ -n "$VAULT_SAVE_TOKEN" ]; then
+    _savedeployconf VAULT_TOKEN "$VAULT_TOKEN"
+  fi
+
+  _migratedeployconf FABIO VAULT_FABIO_MODE
 
   VAULT_CMD=$(command -v vault)
   if [ ! $? ]; then
@@ -49,13 +72,33 @@ vault_cli_deploy() {
     return 1
   fi
 
-  if [ -n "$FABIO" ]; then
+  if [ -n "$VAULT_RENEW_TOKEN" ]; then
+    _info "Renew the Vault token to default TTL"
+    if ! $VAULT_CMD token renew; then
+      _err "Failed to renew the Vault token"
+      return 1
+    fi
+  fi
+
+  if [ -n "$VAULT_FABIO_MODE" ]; then
+    _info "Writing certificate and key to ${VAULT_PREFIX}/${_cdomain} in Fabio mode"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}" cert=@"$_cfullchain" key=@"$_ckey" || return 1
   else
+    _info "Writing certificate to ${VAULT_PREFIX}/${_cdomain}/cert.pem"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/cert.pem" value=@"$_ccert" || return 1
+    _info "Writing key to ${VAULT_PREFIX}/${_cdomain}/cert.key"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/cert.key" value=@"$_ckey" || return 1
-    $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/chain.pem" value=@"$_cca" || return 1
+    _info "Writing CA certificate to ${VAULT_PREFIX}/${_cdomain}/ca.pem"
+    $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/ca.pem" value=@"$_cca" || return 1
+    _info "Writing full-chain certificate to ${VAULT_PREFIX}/${_cdomain}/fullchain.pem"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/fullchain.pem" value=@"$_cfullchain" || return 1
+
+    # To make it compatible with the wrong ca path `chain.pem` which was used in former versions
+    if $VAULT_CMD kv get "${VAULT_PREFIX}/${_cdomain}/chain.pem" >/dev/null; then
+      _err "The CA certificate has moved from chain.pem to ca.pem, if you don't depend on chain.pem anymore, you can delete it to avoid this warning"
+      _info "Updating CA certificate to ${VAULT_PREFIX}/${_cdomain}/chain.pem for backward compatibility"
+      $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/chain.pem" value=@"$_cca" || return 1
+    fi
   fi
 
 }
diff --git a/dnsapi/dns_acmeproxy.sh b/dnsapi/dns_acmeproxy.sh
index d4a0e172..9d5533f9 100644
--- a/dnsapi/dns_acmeproxy.sh
+++ b/dnsapi/dns_acmeproxy.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-## Acmeproxy DNS provider to be used with acmeproxy (http://github.com/mdbraber/acmeproxy)
+## Acmeproxy DNS provider to be used with acmeproxy (https://github.com/mdbraber/acmeproxy)
 ## API integration by Maarten den Braber
 ##
 ## Report any bugs via https://github.com/mdbraber/acme.sh
diff --git a/dnsapi/dns_arvan.sh b/dnsapi/dns_arvan.sh
index 4c9217e5..4ca5b685 100644
--- a/dnsapi/dns_arvan.sh
+++ b/dnsapi/dns_arvan.sh
@@ -1,10 +1,10 @@
 #!/usr/bin/env sh
 
-#Arvan_Token="Apikey xxxx"
+# Arvan_Token="Apikey xxxx"
 
-ARVAN_API_URL="https://napi.arvancloud.com/cdn/4.0/domains"
-#Author: Vahid Fardi
-#Report Bugs here: https://github.com/Neilpang/acme.sh
+ARVAN_API_URL="https://napi.arvancloud.ir/cdn/4.0/domains"
+# Author: Vahid Fardi
+# Report Bugs here: https://github.com/Neilpang/acme.sh
 #
 ########  Public functions #####################
 
@@ -18,7 +18,7 @@ dns_arvan_add() {
 
   if [ -z "$Arvan_Token" ]; then
     _err "You didn't specify \"Arvan_Token\" token yet."
-    _err "You can get yours from here https://npanel.arvancloud.com/profile/api-keys"
+    _err "You can get yours from here https://npanel.arvancloud.ir/profile/api-keys"
     return 1
   fi
   #save the api token to the account conf file.
@@ -40,7 +40,7 @@ dns_arvan_add() {
       _info "response id is $response"
       _info "Added, OK"
       return 0
-    elif _contains "$response" "Record Data is Duplicated"; then
+    elif _contains "$response" "Record Data is duplicate"; then
       _info "Already exists, OK"
       return 0
     else
@@ -141,6 +141,7 @@ _arvan_rest() {
     response="$(_post "$data" "$ARVAN_API_URL/$ep" "" "$mtd")"
   elif [ "$mtd" = "POST" ]; then
     export _H2="Content-Type: application/json"
+    export _H3="Accept: application/json"
     _debug data "$data"
     response="$(_post "$data" "$ARVAN_API_URL/$ep" "" "$mtd")"
   else
diff --git a/dnsapi/dns_bunny.sh b/dnsapi/dns_bunny.sh
new file mode 100644
index 00000000..a9b1ea5a
--- /dev/null
+++ b/dnsapi/dns_bunny.sh
@@ -0,0 +1,248 @@
+#!/usr/bin/env sh
+
+## Will be called by acme.sh to add the TXT record via the Bunny DNS API.
+## returns 0 means success, otherwise error.
+
+## Author: nosilver4u <nosilver4u at ewww.io>
+## GitHub: https://github.com/nosilver4u/acme.sh
+
+##
+## Environment Variables Required:
+##
+## BUNNY_API_KEY="75310dc4-ca77-9ac3-9a19-f6355db573b49ce92ae1-2655-3ebd-61ac-3a3ae34834cc"
+##
+
+#####################  Public functions  #####################
+
+## Create the text record for validation.
+## Usage: fulldomain txtvalue
+## EG: "_acme-challenge.www.other.domain.com" "XKrxpRBosdq0HG9i01zxXp5CPBs"
+dns_bunny_add() {
+  fulldomain="$(echo "$1" | _lower_case)"
+  txtvalue=$2
+
+  BUNNY_API_KEY="${BUNNY_API_KEY:-$(_readaccountconf_mutable BUNNY_API_KEY)}"
+  # Check if API Key is set
+  if [ -z "$BUNNY_API_KEY" ]; then
+    BUNNY_API_KEY=""
+    _err "You did not specify Bunny.net API key."
+    _err "Please export BUNNY_API_KEY and try again."
+    return 1
+  fi
+
+  _info "Using Bunny.net dns validation - add record"
+  _debug fulldomain "$fulldomain"
+  _debug txtvalue "$txtvalue"
+
+  ## save the env vars (key and domain split location) for later automated use
+  _saveaccountconf_mutable BUNNY_API_KEY "$BUNNY_API_KEY"
+
+  ## split the domain for Bunny API
+  if ! _get_base_domain "$fulldomain"; then
+    _err "domain not found in your account for addition"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+  _debug _domain_id "$_domain_id"
+
+  ## Set the header with our post type and auth key
+  export _H1="Accept: application/json"
+  export _H2="AccessKey: $BUNNY_API_KEY"
+  export _H3="Content-Type: application/json"
+  PURL="https://api.bunny.net/dnszone/$_domain_id/records"
+  PBODY='{"Id":'$_domain_id',"Type":3,"Name":"'$_sub_domain'","Value":"'$txtvalue'","ttl":120}'
+
+  _debug PURL "$PURL"
+  _debug PBODY "$PBODY"
+
+  ## the create request - POST
+  ## args: BODY, URL, [need64, httpmethod]
+  response="$(_post "$PBODY" "$PURL" "" "PUT")"
+
+  ## check response
+  if [ "$?" != "0" ]; then
+    _err "error in response: $response"
+    return 1
+  fi
+  _debug2 response "$response"
+
+  ## finished correctly
+  return 0
+}
+
+## Remove the txt record after validation.
+## Usage: fulldomain txtvalue
+## EG: "_acme-challenge.www.other.domain.com" "XKrxpRBosdq0HG9i01zxXp5CPBs"
+dns_bunny_rm() {
+  fulldomain="$(echo "$1" | _lower_case)"
+  txtvalue=$2
+
+  BUNNY_API_KEY="${BUNNY_API_KEY:-$(_readaccountconf_mutable BUNNY_API_KEY)}"
+  # Check if API Key Exists
+  if [ -z "$BUNNY_API_KEY" ]; then
+    BUNNY_API_KEY=""
+    _err "You did not specify Bunny.net API key."
+    _err "Please export BUNNY_API_KEY and try again."
+    return 1
+  fi
+
+  _info "Using Bunny.net dns validation - remove record"
+  _debug fulldomain "$fulldomain"
+  _debug txtvalue "$txtvalue"
+
+  ## split the domain for Bunny API
+  if ! _get_base_domain "$fulldomain"; then
+    _err "Domain not found in your account for TXT record removal"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+  _debug _domain_id "$_domain_id"
+
+  ## Set the header with our post type and key auth key
+  export _H1="Accept: application/json"
+  export _H2="AccessKey: $BUNNY_API_KEY"
+  ## get URL for the list of DNS records
+  GURL="https://api.bunny.net/dnszone/$_domain_id"
+
+  ## 1) Get the domain/zone records
+  ## the fetch request - GET
+  ## args: URL, [onlyheader, timeout]
+  domain_list="$(_get "$GURL")"
+
+  ## check response
+  if [ "$?" != "0" ]; then
+    _err "error in domain_list response: $domain_list"
+    return 1
+  fi
+  _debug2 domain_list "$domain_list"
+
+  ## 2) search through records
+  ## check for what we are looking for: "Type":3,"Value":"$txtvalue","Name":"$_sub_domain"
+  record="$(echo "$domain_list" | _egrep_o "\"Id\"\s*\:\s*\"*[0-9]+\"*,\s*\"Type\"[^}]*\"Value\"\s*\:\s*\"$txtvalue\"[^}]*\"Name\"\s*\:\s*\"$_sub_domain\"")"
+
+  if [ -n "$record" ]; then
+
+    ## We found records
+    rec_ids="$(echo "$record" | _egrep_o "Id\"\s*\:\s*\"*[0-9]+" | _egrep_o "[0-9]+")"
+    _debug rec_ids "$rec_ids"
+    if [ -n "$rec_ids" ]; then
+      echo "$rec_ids" | while IFS= read -r rec_id; do
+        ## delete the record
+        ## delete URL for removing the one we dont want
+        DURL="https://api.bunny.net/dnszone/$_domain_id/records/$rec_id"
+
+        ## the removal request - DELETE
+        ## args: BODY, URL, [need64, httpmethod]
+        response="$(_post "" "$DURL" "" "DELETE")"
+
+        ## check response (sort of)
+        if [ "$?" != "0" ]; then
+          _err "error in remove response: $response"
+          return 1
+        fi
+        _debug2 response "$response"
+
+      done
+    fi
+  fi
+
+  ## finished correctly
+  return 0
+}
+
+#####################  Private functions below  #####################
+
+## Split the domain provided into the "base domain" and the "start prefix".
+## This function searches for the longest subdomain in your account
+## for the full domain given and splits it into the base domain (zone)
+## and the prefix/record to be added/removed
+## USAGE: fulldomain
+## EG: "_acme-challenge.two.three.four.domain.com"
+## returns
+## _sub_domain="_acme-challenge.two"
+## _domain="three.four.domain.com" *IF* zone "three.four.domain.com" exists
+## _domain_id=234
+## if only "domain.com" exists it will return
+## _sub_domain="_acme-challenge.two.three.four"
+## _domain="domain.com"
+## _domain_id=234
+_get_base_domain() {
+  # args
+  fulldomain="$(echo "$1" | _lower_case)"
+  _debug fulldomain "$fulldomain"
+
+  # domain max legal length = 253
+  MAX_DOM=255
+  page=1
+
+  ## get a list of domains for the account to check thru
+  ## Set the headers
+  export _H1="Accept: application/json"
+  export _H2="AccessKey: $BUNNY_API_KEY"
+  _debug BUNNY_API_KEY "$BUNNY_API_KEY"
+  ## get URL for the list of domains
+  ## may get: "links":{"pages":{"last":".../v2/domains/DOM/records?page=2","next":".../v2/domains/DOM/records?page=2"}}
+  DOMURL="https://api.bunny.net/dnszone"
+
+  ## while we dont have a matching domain we keep going
+  while [ -z "$found" ]; do
+    ## get the domain list (current page)
+    domain_list="$(_get "$DOMURL")"
+
+    ## check response
+    if [ "$?" != "0" ]; then
+      _err "error in domain_list response: $domain_list"
+      return 1
+    fi
+    _debug2 domain_list "$domain_list"
+
+    i=1
+    while [ $i -gt 0 ]; do
+      ## get next longest domain
+      _domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-"$MAX_DOM")
+      ## check we got something back from our cut (or are we at the end)
+      if [ -z "$_domain" ]; then
+        break
+      fi
+      ## we got part of a domain back - grep it out
+      found="$(echo "$domain_list" | _egrep_o "\"Id\"\s*:\s*\"*[0-9]+\"*,\s*\"Domain\"\s*\:\s*\"$_domain\"")"
+      ## check if it exists
+      if [ -n "$found" ]; then
+        ## exists - exit loop returning the parts
+        sub_point=$(_math $i - 1)
+        _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-"$sub_point")
+        _domain_id="$(echo "$found" | _egrep_o "Id\"\s*\:\s*\"*[0-9]+" | _egrep_o "[0-9]+")"
+        _debug _domain_id "$_domain_id"
+        _debug _domain "$_domain"
+        _debug _sub_domain "$_sub_domain"
+        found=""
+        return 0
+      fi
+      ## increment cut point $i
+      i=$(_math $i + 1)
+    done
+
+    if [ -z "$found" ]; then
+      page=$(_math $page + 1)
+      nextpage="https://api.bunny.net/dnszone?page=$page"
+      ## Find the next page if we don't have a match.
+      hasnextpage="$(echo "$domain_list" | _egrep_o "\"HasMoreItems\"\s*:\s*true")"
+      if [ -z "$hasnextpage" ]; then
+        _err "No record and no nextpage in Bunny.net domain search."
+        found=""
+        return 1
+      fi
+      _debug2 nextpage "$nextpage"
+      DOMURL="$nextpage"
+    fi
+
+  done
+
+  ## We went through the entire domain zone list and didn't find one that matched.
+  ## If we ever get here, something is broken in the code...
+  _err "Domain not found in Bunny.net account, but we should never get here!"
+  found=""
+  return 1
+}
diff --git a/dnsapi/dns_cloudns.sh b/dnsapi/dns_cloudns.sh
index b03fd579..8d7fd437 100755
--- a/dnsapi/dns_cloudns.sh
+++ b/dnsapi/dns_cloudns.sh
@@ -78,7 +78,7 @@ dns_cloudns_rm() {
     return 1
   fi
 
-  for i in $(echo "$response" | tr '{' "\n" | grep "$record"); do
+  for i in $(echo "$response" | tr '{' "\n" | grep -- "$record"); do
     record_id=$(echo "$i" | tr ',' "\n" | grep -E '^"id"' | sed -re 's/^\"id\"\:\"([0-9]+)\"$/\1/g')
 
     if [ -n "$record_id" ]; then
diff --git a/dnsapi/dns_cpanel.sh b/dnsapi/dns_cpanel.sh
index f91725a4..f6126bcb 100755
--- a/dnsapi/dns_cpanel.sh
+++ b/dnsapi/dns_cpanel.sh
@@ -13,6 +13,7 @@
 # cPanel_Hostname=hostname
 #
 # Usage: add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+
 # Used to add txt record
 dns_cpanel_add() {
   fulldomain=$1
@@ -120,7 +121,7 @@ _myget() {
 
 _get_root() {
   _myget 'json-api/cpanel?cpanel_jsonapi_apiversion=2&cpanel_jsonapi_module=ZoneEdit&cpanel_jsonapi_func=fetchzones'
-  _domains=$(echo "$_result" | sed 's/.*\(zones.*\[\).*/\1/' | cut -d':' -f2 | sed 's/"//g' | sed 's/{//g')
+  _domains=$(echo "$_result" | _egrep_o '"[a-z0-9\.\-]*":\["; cPanel first' | cut -d':' -f1 | sed 's/"//g' | sed 's/{//g')
   _debug "_result is: $_result"
   _debug "_domains is: $_domains"
   if [ -z "$_domains" ]; then
@@ -138,15 +139,15 @@ _get_root() {
 }
 
 _successful_update() {
-  if (echo "$_result" | grep -q 'newserial'); then return 0; fi
-  return 1
+  if (echo "$_result" | _egrep_o 'data":\[[^]]*]' | grep -q '"newserial":null'); then return 1; fi
+  return 0
 }
 
 _findentry() {
   _debug "In _findentry"
   #returns id of dns entry, if it exists
   _myget "json-api/cpanel?cpanel_jsonapi_apiversion=2&cpanel_jsonapi_module=ZoneEdit&cpanel_jsonapi_func=fetchzone_records&domain=$_domain"
-  _id=$(echo "$_result" | sed "s/.*\(line.*$fulldomain.*$txtvalue\).*/\1/" | cut -d ':' -f 2 | cut -d ',' -f 1)
+  _id=$(echo "$_result" | sed -e "s/},{/},\n{/g" | grep "$fulldomain" | grep "$txtvalue" | _egrep_o 'line":[0-9]+' | cut -d ':' -f 2)
   _debug "_result is: $_result"
   _debug "fulldomain. is $fulldomain."
   _debug "txtvalue is $txtvalue"
diff --git a/dnsapi/dns_dgon.sh b/dnsapi/dns_dgon.sh
index ac14da48..afe1b32e 100755
--- a/dnsapi/dns_dgon.sh
+++ b/dnsapi/dns_dgon.sh
@@ -192,6 +192,7 @@ _get_base_domain() {
   ## get URL for the list of domains
   ## may get: "links":{"pages":{"last":".../v2/domains/DOM/records?page=2","next":".../v2/domains/DOM/records?page=2"}}
   DOMURL="https://api.digitalocean.com/v2/domains"
+  found=""
 
   ## while we dont have a matching domain we keep going
   while [ -z "$found" ]; do
@@ -205,9 +206,7 @@ _get_base_domain() {
     fi
     _debug2 domain_list "$domain_list"
 
-    ## for each shortening of our $fulldomain, check if it exists in the $domain_list
-    ## can never start on 1 (aka whole $fulldomain) as $fulldomain starts with "_acme-challenge"
-    i=2
+    i=1
     while [ $i -gt 0 ]; do
       ## get next longest domain
       _domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-"$MAX_DOM")
diff --git a/dnsapi/dns_dnsservices.sh b/dnsapi/dns_dnsservices.sh
index 9f2220fe..008153a4 100755
--- a/dnsapi/dns_dnsservices.sh
+++ b/dnsapi/dns_dnsservices.sh
@@ -13,8 +13,8 @@ DNSServices_API=https://dns.services/api
 
 #Usage: dns_dnsservices_add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
 dns_dnsservices_add() {
-  fulldomain=$1
-  txtvalue=$2
+  fulldomain="$1"
+  txtvalue="$2"
 
   _info "Using dns.services to create ACME DNS challenge"
   _debug2 add_fulldomain "$fulldomain"
@@ -61,8 +61,8 @@ dns_dnsservices_add() {
 #Usage: fulldomain txtvalue
 #Description: Remove the txt record after validation.
 dns_dnsservices_rm() {
-  fulldomain=$1
-  txtvalue=$2
+  fulldomain="$1"
+  txtvalue="$2"
 
   _info "Using dns.services to remove DNS record $fulldomain TXT $txtvalue"
   _debug rm_fulldomain "$fulldomain"
@@ -117,36 +117,40 @@ _setup_headers() {
 }
 
 _get_root() {
-  domain=$1
+  domain="$1"
   _debug2 _get_root "Get the root domain of ${domain} for DNS API"
 
   # Setup _get() and _post() headers
   #_setup_headers
 
   result=$(_H1="$_H1" _H2="$_H2" _get "$DNSServices_API/dns")
+  result2="$(printf "%s\n" "$result" | tr '[' '\n' | grep '"name"')"
+  result3="$(printf "%s\n" "$result2" | tr '}' '\n' | grep '"name"' | sed "s,^\,,,g" | sed "s,$,},g")"
+  useResult=""
   _debug2 _get_root "Got the following root domain(s) $result"
   _debug2 _get_root "- JSON: $result"
 
-  if [ "$(echo "$result" | grep -c '"name"')" -gt "1" ]; then
+  if [ "$(printf "%s\n" "$result" | tr '}' '\n' | grep -c '"name"')" -gt "1" ]; then
     checkMultiZones="true"
     _debug2 _get_root "- multiple zones found"
   else
     checkMultiZones="false"
-
+    _debug2 _get_root "- single zone found"
   fi
 
   # Find/isolate the root zone to work with in createRecord() and deleteRecord()
   rootZone=""
   if [ "$checkMultiZones" = "true" ]; then
-    rootZone=$(for zone in $(echo "$result" | tr -d '\n' ' '); do
-      if [ "$(echo "$domain" | grep "$zone")" != "" ]; then
-        _debug2 _get_root "- trying to figure out if $zone is in $domain"
-        echo "$zone"
-        break
-      fi
-    done)
+    #rootZone=$(for x in $(printf "%s" "${result3}" | tr ',' '\n' | sed -n 's/.*"name":"\(.*\)",.*/\1/p'); do if [ "$(echo "$domain" | grep "$x")" != "" ]; then echo "$x"; fi; done)
+    rootZone=$(for x in $(printf "%s\n" "${result3}" | tr ',' '\n' | grep name | cut -d'"' -f4); do if [ "$(echo "$domain" | grep "$x")" != "" ]; then echo "$x"; fi; done)
+    if [ "$rootZone" != "" ]; then
+      _debug2 _rootZone "- root zone for $domain is $rootZone"
+    else
+      _err "Could not find root zone for $domain, is it correctly typed?"
+      return 1
+    fi
   else
-    rootZone=$(echo "$result" | _egrep_o '"name":"[^"]*' | cut -d'"' -f4)
+    rootZone=$(echo "$result" | tr '}' '\n' | _egrep_o '"name":"[^"]*' | cut -d'"' -f4)
     _debug2 _get_root "- only found 1 domain in API: $rootZone"
   fi
 
@@ -155,14 +159,18 @@ _get_root() {
     return 1
   fi
 
+  # Make sure we use the correct API zone data
+  useResult="$(printf "%s\n" "${result3}" tr ',' '\n' | grep "$rootZone")"
+  _debug2 _useResult "useResult=$useResult"
+
   # Setup variables used by other functions to communicate with DNS.Services API
-  #zoneInfo=$(echo "$result" | sed "s,\"zones,\n&,g" | grep zones | cut -d'[' -f2 | cut -d']' -f1 | tr '}' '\n' | grep "\"$rootZone\"")
-  zoneInfo=$(echo "$result" | sed -E 's,.*(zones)(.*),\1\2,g' | sed -E 's,^(.*"name":")([^"]*)"(.*)$,\2,g' | grep "\"$rootZone\"")
+  #zoneInfo=$(printf "%s\n" "$useResult" | sed -E 's,.*(zones)(.*),\1\2,g' | sed -E 's,^(.*"name":")([^"]*)"(.*)$,\2,g')
+  zoneInfo=$(printf "%s\n" "$useResult" | tr ',' '\n' | grep '"name"' | cut -d'"' -f4)
   rootZoneName="$rootZone"
-  subDomainName="$(echo "$domain" | sed "s,\.$rootZone,,g")"
-  subDomainNameClean="$(echo "$domain" | sed "s,_acme-challenge.,,g")"
-  rootZoneDomainID=$(echo "$result" | sed -E 's,.*(zones)(.*),\1\2,g' | sed -E 's,^(.*"domain_id":")([^"]*)"(.*)$,\2,g')
-  rootZoneServiceID=$(echo "$result" | sed -E 's,.*(zones)(.*),\1\2,g' | sed -E 's,^(.*"service_id":")([^"]*)"(.*)$,\2,g')
+  subDomainName="$(printf "%s\n" "$domain" | sed "s,\.$rootZone,,g")"
+  subDomainNameClean="$(printf "%s\n" "$domain" | sed "s,_acme-challenge.,,g")"
+  rootZoneDomainID=$(printf "%s\n" "$useResult" | tr ',' '\n' | grep domain_id | cut -d'"' -f4)
+  rootZoneServiceID=$(printf "%s\n" "$useResult" | tr ',' '\n' | grep service_id | cut -d'"' -f4)
 
   _debug2 _zoneInfo "Zone info from API  : $zoneInfo"
   _debug2 _get_root "Root zone name      : $rootZoneName"
@@ -175,13 +183,17 @@ _get_root() {
 }
 
 createRecord() {
-  fulldomain=$1
+  fulldomain="$1"
   txtvalue="$2"
 
   # Get root domain information - needed for DNS.Services API communication
   if [ -z "$rootZoneName" ] || [ -z "$rootZoneDomainID" ] || [ -z "$rootZoneServiceID" ]; then
     _get_root "$fulldomain"
   fi
+  if [ -z "$rootZoneName" ] || [ -z "$rootZoneDomainID" ] || [ -z "$rootZoneServiceID" ]; then
+    _err "Something happend - could not get the API zone information"
+    return 1
+  fi
 
   _debug2 createRecord "CNAME TXT value is: $txtvalue"
 
@@ -203,8 +215,8 @@ createRecord() {
 }
 
 deleteRecord() {
-  fulldomain=$1
-  txtvalue=$2
+  fulldomain="$1"
+  txtvalue="$2"
 
   _log deleteRecord "Deleting $fulldomain TXT $txtvalue record"
 
@@ -213,8 +225,10 @@ deleteRecord() {
   fi
 
   result="$(_H1="$_H1" _H2="$_H2" _get "$DNSServices_API/service/$rootZoneServiceID/dns/$rootZoneDomainID")"
-  recordInfo="$(echo "$result" | sed -e 's/:{/:{\n/g' -e 's/},/\n},\n/g' | grep "${txtvalue}")"
-  recordID="$(echo "$recordInfo" | sed -e 's/:{/:{\n/g' -e 's/},/\n},\n/g' | grep "${txtvalue}" | sed -E 's,.*(zones)(.*),\1\2,g' | sed -E 's,^(.*"id":")([^"]*)"(.*)$,\2,g')"
+  #recordInfo="$(echo "$result" | sed -e 's/:{/:{\n/g' -e 's/},/\n},\n/g' | grep "${txtvalue}")"
+  #recordID="$(echo "$recordInfo" | sed -e 's/:{/:{\n/g' -e 's/},/\n},\n/g' | grep "${txtvalue}" | sed -E 's,.*(zones)(.*),\1\2,g' | sed -E 's,^(.*"id":")([^"]*)"(.*)$,\2,g')"
+  recordID="$(printf "%s\n" "$result" | tr '}' '\n' | grep -- "$txtvalue" | tr ',' '\n' | grep '"id"' | cut -d'"' -f4)"
+  _debug2 _recordID "recordID used for deletion of record: $recordID"
 
   if [ -z "$recordID" ]; then
     _info "Record $fulldomain TXT $txtvalue not found or already deleted"
diff --git a/dnsapi/dns_dynv6.sh b/dnsapi/dns_dynv6.sh
index 9efc9aeb..90814b1b 100644
--- a/dnsapi/dns_dynv6.sh
+++ b/dnsapi/dns_dynv6.sh
@@ -94,8 +94,8 @@ _get_domain() {
   _your_hosts="$(echo "$_your_hosts" | awk '/\./ {print $1}')"
   for l in $_your_hosts; do
     #echo "host: $l"
-    if test "${_full_domain#*$l}" != "$_full_domain"; then
-      _record="${_full_domain%.$l}"
+    if test "${_full_domain#*"$l"}" != "$_full_domain"; then
+      _record=${_full_domain%."$l"}
       _host=$l
       _debug "The host is $_host and the record $_record"
       return 0
@@ -143,7 +143,7 @@ _dns_dynv6_add_http() {
     return 1
   fi
   _get_zone_name "$_zone_id"
-  record="${fulldomain%%.$_zone_name}"
+  record=${fulldomain%%."$_zone_name"}
   _set_record TXT "$record" "$txtvalue"
   if _contains "$response" "$txtvalue"; then
     _info "Successfully added record"
@@ -161,7 +161,7 @@ _dns_dynv6_rm_http() {
     return 1
   fi
   _get_zone_name "$_zone_id"
-  record="${fulldomain%%.$_zone_name}"
+  record=${fulldomain%%."$_zone_name"}
   _get_record_id "$_zone_id" "$record" "$txtvalue"
   _del_record "$_zone_id" "$_record_id"
   if [ -z "$response" ]; then
diff --git a/dnsapi/dns_edgedns.sh b/dnsapi/dns_edgedns.sh
index 11c132fa..27650eb1 100755
--- a/dnsapi/dns_edgedns.sh
+++ b/dnsapi/dns_edgedns.sh
@@ -418,7 +418,7 @@ _edgedns_make_data_to_sign() {
   _secure_debug2 "hdr" "$hdr"
   _edgedns_make_content_hash
   path="$(echo "$_request_url_path" | tr -d "\n\r" | sed 's/https\?:\/\///')"
-  path="${path#*$AKAMAI_HOST}"
+  path=${path#*"$AKAMAI_HOST"}
   _debug "hier path" "$path"
   # dont expose headers to sign so use MT string
   _mdata="$(printf "%s\thttps\t%s\t%s\t%s\t%s\t%s" "$_request_method" "$AKAMAI_HOST" "$path" "" "$_hash" "$hdr")"
diff --git a/dnsapi/dns_gandi_livedns.sh b/dnsapi/dns_gandi_livedns.sh
index 87119521..931da883 100644
--- a/dnsapi/dns_gandi_livedns.sh
+++ b/dnsapi/dns_gandi_livedns.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env sh
 
 # Gandi LiveDNS v5 API
-# http://doc.livedns.gandi.net/
+# https://doc.livedns.gandi.net/
 # currently under beta
 #
 # Requires GANDI API KEY set in GANDI_LIVEDNS_KEY set as environment variable
diff --git a/dnsapi/dns_gcloud.sh b/dnsapi/dns_gcloud.sh
index bda5cbd7..2788ad59 100755
--- a/dnsapi/dns_gcloud.sh
+++ b/dnsapi/dns_gcloud.sh
@@ -39,7 +39,7 @@ dns_gcloud_rm() {
   _dns_gcloud_start_tr || return $?
   _dns_gcloud_get_rrdatas || return $?
   echo "$rrdatas" | _dns_gcloud_remove_rrs || return $?
-  echo "$rrdatas" | grep -F -v "\"$txtvalue\"" | _dns_gcloud_add_rrs || return $?
+  echo "$rrdatas" | grep -F -v -- "\"$txtvalue\"" | _dns_gcloud_add_rrs || return $?
   _dns_gcloud_execute_tr || return $?
 
   _info "$fulldomain record added"
diff --git a/dnsapi/dns_gcore.sh b/dnsapi/dns_gcore.sh
new file mode 100755
index 00000000..d549a650
--- /dev/null
+++ b/dnsapi/dns_gcore.sh
@@ -0,0 +1,187 @@
+#!/usr/bin/env sh
+
+#
+#GCORE_Key='773$7b7adaf2a2b32bfb1b83787b4ff32a67eb178e3ada1af733e47b1411f2461f7f4fa7ed7138e2772a46124377bad7384b3bb8d87748f87b3f23db4b8bbe41b2bb'
+#
+
+GCORE_Api="https://api.gcorelabs.com/dns/v2"
+GCORE_Doc="https://apidocs.gcore.com/dns"
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_gcore_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  GCORE_Key="${GCORE_Key:-$(_readaccountconf_mutable GCORE_Key)}"
+
+  if [ -z "$GCORE_Key" ]; then
+    GCORE_Key=""
+    _err "You didn't specify a Gcore api key yet."
+    _err "You can get yours from here $GCORE_Doc"
+    return 1
+  fi
+
+  #save the api key to the account conf file.
+  _saveaccountconf_mutable GCORE_Key "$GCORE_Key"
+
+  _debug "First detect the zone name"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _zone_name "$_zone_name"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _gcore_rest GET "zones/$_zone_name/$fulldomain/TXT"
+  payload=""
+
+  if echo "$response" | grep "record is not found" >/dev/null; then
+    _info "Record doesn't exists"
+    payload="{\"resource_records\":[{\"content\":[\"$txtvalue\"],\"enabled\":true}],\"ttl\":120}"
+  elif echo "$response" | grep "$txtvalue" >/dev/null; then
+    _info "Already exists, OK"
+    return 0
+  elif echo "$response" | tr -d " " | grep \"name\":\""$fulldomain"\",\"type\":\"TXT\" >/dev/null; then
+    _info "Record with mismatch txtvalue, try update it"
+    payload=$(echo "$response" | tr -d " " | sed 's/"updated_at":[0-9]\+,//g' | sed 's/"meta":{}}]}/"meta":{}},{"content":['\""$txtvalue"\"'],"enabled":true}]}/')
+  fi
+
+  # For wildcard cert, the main root domain and the wildcard domain have the same txt subdomain name, so
+  # we can not use updating anymore.
+  #  count=$(printf "%s\n" "$response" | _egrep_o "\"count\":[^,]*" | cut -d : -f 2)
+  #  _debug count "$count"
+  #  if [ "$count" = "0" ]; then
+  _info "Adding record"
+  if _gcore_rest PUT "zones/$_zone_name/$fulldomain/TXT" "$payload"; then
+    if _contains "$response" "$txtvalue"; then
+      _info "Added, OK"
+      return 0
+    elif _contains "$response" "rrset is already exists"; then
+      _info "Already exists, OK"
+      return 0
+    else
+      _err "Add txt record error."
+      return 1
+    fi
+  fi
+  _err "Add txt record error."
+  return 1
+}
+
+#fulldomain txtvalue
+dns_gcore_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  GCORE_Key="${GCORE_Key:-$(_readaccountconf_mutable GCORE_Key)}"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _zone_name "$_zone_name"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _gcore_rest GET "zones/$_zone_name/$fulldomain/TXT"
+
+  if echo "$response" | grep "record is not found" >/dev/null; then
+    _info "No such txt recrod"
+    return 0
+  fi
+
+  if ! echo "$response" | tr -d " " | grep \"name\":\""$fulldomain"\",\"type\":\"TXT\" >/dev/null; then
+    _err "Error: $response"
+    return 1
+  fi
+
+  if ! echo "$response" | tr -d " " | grep \""$txtvalue"\" >/dev/null; then
+    _info "No such txt recrod"
+    return 0
+  fi
+
+  count="$(echo "$response" | grep -o "content" | wc -l)"
+
+  if [ "$count" = "1" ]; then
+    if ! _gcore_rest DELETE "zones/$_zone_name/$fulldomain/TXT"; then
+      _err "Delete record error. $response"
+      return 1
+    fi
+    return 0
+  fi
+
+  payload="$(echo "$response" | tr -d " " | sed 's/"updated_at":[0-9]\+,//g' | sed 's/{"id":[0-9]\+,"content":\["'"$txtvalue"'"\],"enabled":true,"meta":{}}//' | sed 's/\[,/\[/' | sed 's/,,/,/' | sed 's/,\]/\]/')"
+  if ! _gcore_rest PUT "zones/$_zone_name/$fulldomain/TXT" "$payload"; then
+    _err "Delete record error. $response"
+  fi
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.sub.domain.com
+#returns
+# _sub_domain=_acme-challenge.sub or _acme-challenge
+# _domain=domain.com
+# _zone_name=domain.com or sub.domain.com
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+
+    if ! _gcore_rest GET "zones/$h"; then
+      return 1
+    fi
+
+    if _contains "$response" "\"name\":\"$h\""; then
+      _zone_name=$h
+      if [ "$_zone_name" ]; then
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _domain=$h
+        return 0
+      fi
+      return 1
+    fi
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_gcore_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug "$ep"
+
+  key_trimmed=$(echo "$GCORE_Key" | tr -d '"')
+
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: APIKey $key_trimmed"
+
+  if [ "$m" != "GET" ]; then
+    _debug data "$data"
+    response="$(_post "$data" "$GCORE_Api/$ep" "" "$m")"
+  else
+    response="$(_get "$GCORE_Api/$ep")"
+  fi
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}
diff --git a/dnsapi/dns_gd.sh b/dnsapi/dns_gd.sh
index 44c3d279..1729115e 100755
--- a/dnsapi/dns_gd.sh
+++ b/dnsapi/dns_gd.sh
@@ -22,8 +22,8 @@ dns_gd_add() {
   if [ -z "$GD_Key" ] || [ -z "$GD_Secret" ]; then
     GD_Key=""
     GD_Secret=""
-    _err "You don't specify godaddy api key and secret yet."
-    _err "Please create you key and try again."
+    _err "You didn't specify godaddy api key and secret yet."
+    _err "Please create your key and try again."
     return 1
   fi
 
@@ -46,7 +46,7 @@ dns_gd_add() {
   fi
 
   if _contains "$response" "$txtvalue"; then
-    _info "The record is existing, skip"
+    _info "This record already exists, skipping"
     return 0
   fi
 
diff --git a/dnsapi/dns_googledomains.sh b/dnsapi/dns_googledomains.sh
new file mode 100755
index 00000000..63e3073b
--- /dev/null
+++ b/dnsapi/dns_googledomains.sh
@@ -0,0 +1,173 @@
+#!/usr/bin/env sh
+
+# Author: Alex Leigh <leigh at alexleigh dot me>
+# Created: 2023-03-02
+
+#GOOGLEDOMAINS_ACCESS_TOKEN="xxxx"
+#GOOGLEDOMAINS_ZONE="xxxx"
+GOOGLEDOMAINS_API="https://acmedns.googleapis.com/v1/acmeChallengeSets"
+
+######## Public functions ########
+
+#Usage: dns_googledomains_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_googledomains_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  _info "Invoking Google Domains ACME DNS API."
+
+  if ! _dns_googledomains_setup; then
+    return 1
+  fi
+
+  zone="$(_dns_googledomains_get_zone "$fulldomain")"
+  if [ -z "$zone" ]; then
+    _err "Could not find a Google Domains-managed zone containing the requested domain."
+    return 1
+  fi
+
+  _debug zone "$zone"
+  _debug txtvalue "$txtvalue"
+
+  _info "Adding TXT record for $fulldomain."
+  if _dns_googledomains_api "$zone" ":rotateChallenges" "{\"accessToken\":\"$GOOGLEDOMAINS_ACCESS_TOKEN\",\"recordsToAdd\":[{\"fqdn\":\"$fulldomain\",\"digest\":\"$txtvalue\"}],\"keepExpiredRecords\":true}"; then
+    if _contains "$response" "$txtvalue"; then
+      _info "TXT record added."
+      return 0
+    else
+      _err "Error adding TXT record."
+      return 1
+    fi
+  fi
+
+  _err "Error adding TXT record."
+  return 1
+}
+
+#Usage: dns_googledomains_rm   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_googledomains_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  _info "Invoking Google Domains ACME DNS API."
+
+  if ! _dns_googledomains_setup; then
+    return 1
+  fi
+
+  zone="$(_dns_googledomains_get_zone "$fulldomain")"
+  if [ -z "$zone" ]; then
+    _err "Could not find a Google Domains-managed domain based on request."
+    return 1
+  fi
+
+  _debug zone "$zone"
+  _debug txtvalue "$txtvalue"
+
+  _info "Removing TXT record for $fulldomain."
+  if _dns_googledomains_api "$zone" ":rotateChallenges" "{\"accessToken\":\"$GOOGLEDOMAINS_ACCESS_TOKEN\",\"recordsToRemove\":[{\"fqdn\":\"$fulldomain\",\"digest\":\"$txtvalue\"}],\"keepExpiredRecords\":true}"; then
+    if _contains "$response" "$txtvalue"; then
+      _err "Error removing TXT record."
+      return 1
+    else
+      _info "TXT record removed."
+      return 0
+    fi
+  fi
+
+  _err "Error removing TXT record."
+  return 1
+}
+
+######## Private functions ########
+
+_dns_googledomains_setup() {
+  if [ -n "$GOOGLEDOMAINS_SETUP_COMPLETED" ]; then
+    return 0
+  fi
+
+  GOOGLEDOMAINS_ACCESS_TOKEN="${GOOGLEDOMAINS_ACCESS_TOKEN:-$(_readaccountconf_mutable GOOGLEDOMAINS_ACCESS_TOKEN)}"
+  GOOGLEDOMAINS_ZONE="${GOOGLEDOMAINS_ZONE:-$(_readaccountconf_mutable GOOGLEDOMAINS_ZONE)}"
+
+  if [ -z "$GOOGLEDOMAINS_ACCESS_TOKEN" ]; then
+    GOOGLEDOMAINS_ACCESS_TOKEN=""
+    _err "Google Domains access token was not specified."
+    _err "Please visit Google Domains Security settings to provision an ACME DNS API access token."
+    return 1
+  fi
+
+  if [ "$GOOGLEDOMAINS_ZONE" ]; then
+    _savedomainconf GOOGLEDOMAINS_ACCESS_TOKEN "$GOOGLEDOMAINS_ACCESS_TOKEN"
+    _savedomainconf GOOGLEDOMAINS_ZONE "$GOOGLEDOMAINS_ZONE"
+  else
+    _saveaccountconf_mutable GOOGLEDOMAINS_ACCESS_TOKEN "$GOOGLEDOMAINS_ACCESS_TOKEN"
+    _clearaccountconf_mutable GOOGLEDOMAINS_ZONE
+    _clearaccountconf GOOGLEDOMAINS_ZONE
+  fi
+
+  _debug GOOGLEDOMAINS_ACCESS_TOKEN "$GOOGLEDOMAINS_ACCESS_TOKEN"
+  _debug GOOGLEDOMAINS_ZONE "$GOOGLEDOMAINS_ZONE"
+
+  GOOGLEDOMAINS_SETUP_COMPLETED=1
+  return 0
+}
+
+_dns_googledomains_get_zone() {
+  domain=$1
+
+  # Use zone directly if provided
+  if [ "$GOOGLEDOMAINS_ZONE" ]; then
+    if ! _dns_googledomains_api "$GOOGLEDOMAINS_ZONE"; then
+      return 1
+    fi
+
+    echo "$GOOGLEDOMAINS_ZONE"
+    return 0
+  fi
+
+  i=2
+  while true; do
+    curr=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug curr "$curr"
+
+    if [ -z "$curr" ]; then
+      return 1
+    fi
+
+    if _dns_googledomains_api "$curr"; then
+      echo "$curr"
+      return 0
+    fi
+
+    i=$(_math "$i" + 1)
+  done
+
+  return 1
+}
+
+_dns_googledomains_api() {
+  zone=$1
+  apimethod=$2
+  data="$3"
+
+  if [ -z "$data" ]; then
+    response="$(_get "$GOOGLEDOMAINS_API/$zone$apimethod")"
+  else
+    _debug data "$data"
+    export _H1="Content-Type: application/json"
+    response="$(_post "$data" "$GOOGLEDOMAINS_API/$zone$apimethod")"
+  fi
+
+  _debug response "$response"
+
+  if [ "$?" != "0" ]; then
+    _err "Error"
+    return 1
+  fi
+
+  if _contains "$response" "\"error\": {"; then
+    return 1
+  fi
+
+  return 0
+}
diff --git a/dnsapi/dns_huaweicloud.sh b/dnsapi/dns_huaweicloud.sh
index ceda9258..b61c1d43 100644
--- a/dnsapi/dns_huaweicloud.sh
+++ b/dnsapi/dns_huaweicloud.sh
@@ -23,7 +23,7 @@ dns_huaweicloud_add() {
 
   HUAWEICLOUD_Username="${HUAWEICLOUD_Username:-$(_readaccountconf_mutable HUAWEICLOUD_Username)}"
   HUAWEICLOUD_Password="${HUAWEICLOUD_Password:-$(_readaccountconf_mutable HUAWEICLOUD_Password)}"
-  HUAWEICLOUD_DomainName="${HUAWEICLOUD_DomainName:-$(_readaccountconf_mutable HUAWEICLOUD_Username)}"
+  HUAWEICLOUD_DomainName="${HUAWEICLOUD_DomainName:-$(_readaccountconf_mutable HUAWEICLOUD_DomainName)}"
 
   # Check information
   if [ -z "${HUAWEICLOUD_Username}" ] || [ -z "${HUAWEICLOUD_Password}" ] || [ -z "${HUAWEICLOUD_DomainName}" ]; then
@@ -74,7 +74,7 @@ dns_huaweicloud_rm() {
 
   HUAWEICLOUD_Username="${HUAWEICLOUD_Username:-$(_readaccountconf_mutable HUAWEICLOUD_Username)}"
   HUAWEICLOUD_Password="${HUAWEICLOUD_Password:-$(_readaccountconf_mutable HUAWEICLOUD_Password)}"
-  HUAWEICLOUD_DomainName="${HUAWEICLOUD_DomainName:-$(_readaccountconf_mutable HUAWEICLOUD_Username)}"
+  HUAWEICLOUD_DomainName="${HUAWEICLOUD_DomainName:-$(_readaccountconf_mutable HUAWEICLOUD_DomainName)}"
 
   # Check information
   if [ -z "${HUAWEICLOUD_Username}" ] || [ -z "${HUAWEICLOUD_Password}" ] || [ -z "${HUAWEICLOUD_DomainName}" ]; then
@@ -98,19 +98,59 @@ dns_huaweicloud_rm() {
   fi
   _debug "Zone ID is:" "${zoneid}"
 
+  record_id="$(_get_recordset_id "${token}" "${fulldomain}" "${zoneid}")"
+  _recursive_rm_record "${token}" "${fulldomain}" "${zoneid}" "${record_id}"
+  ret="$?"
+  if [ "${ret}" != "0" ]; then
+    _err "dns_api(dns_huaweicloud): Error removing record."
+    return 1
+  fi
+
+  return 0
+}
+
+###################  Private functions below ##################################
+
+# _recursive_rm_record
+# remove all records from the record set
+#
+# _token=$1
+# _domain=$2
+# _zoneid=$3
+# _record_id=$4
+#
+# Returns 0 on success
+_recursive_rm_record() {
+  _token=$1
+  _domain=$2
+  _zoneid=$3
+  _record_id=$4
+
+  # Most likely to have problems will huaweicloud side if more than 50 attempts but still cannot fully remove the record set
+  # Maybe can be removed manually in the dashboard
+  _retry_cnt=50
+
   # Remove all records
   # Therotically HuaweiCloud does not allow more than one record set
   # But remove them recurringly to increase robusty
-  while [ "${record_id}" != "0" ]; do
+
+  while [ "${_record_id}" != "0" ] && [ "${_retry_cnt}" != "0" ]; do
     _debug "Removing Record"
-    _rm_record "${token}" "${zoneid}" "${record_id}"
-    record_id="$(_get_recordset_id "${token}" "${fulldomain}" "${zoneid}")"
+    _retry_cnt=$((_retry_cnt - 1))
+    _rm_record "${_token}" "${_zoneid}" "${_record_id}"
+    _record_id="$(_get_recordset_id "${_token}" "${_domain}" "${_zoneid}")"
+    _debug2 "Checking record exists: record_id=${_record_id}"
   done
+
+  # Check if retry count is reached
+  if [ "${_retry_cnt}" = "0" ]; then
+    _debug "Failed to remove record after 50 attempts, please try removing it manually in the dashboard"
+    return 1
+  fi
+
   return 0
 }
 
-###################  Private functions below ##################################
-
 # _get_zoneid
 #
 # _token=$1
@@ -124,7 +164,7 @@ _get_zoneid() {
 
   i=1
   while true; do
-    h=$(printf "%s" "${_domain_string}" | cut -d . -f $i-100)
+    h=$(printf "%s" "${_domain_string}" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -135,11 +175,11 @@ _get_zoneid() {
     if _contains "${response}" '"id"'; then
       zoneidlist=$(echo "${response}" | _egrep_o "\"id\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ")
       zonenamelist=$(echo "${response}" | _egrep_o "\"name\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ")
-      _debug2 "Return Zone ID(s):" "${zoneidlist}"
-      _debug2 "Return Zone Name(s):" "${zonenamelist}"
+      _debug2 "Returned Zone ID(s):" "${zoneidlist}"
+      _debug2 "Returned Zone Name(s):" "${zonenamelist}"
       zoneidnum=0
       zoneidcount=$(echo "${zoneidlist}" | grep -c '^')
-      _debug "Retund Zone ID(s) Count:" "${zoneidcount}"
+      _debug "Returned Zone ID(s) Count:" "${zoneidcount}"
       while [ "${zoneidnum}" -lt "${zoneidcount}" ]; do
         zoneidnum=$(_math "$zoneidnum" + 1)
         _zoneid=$(echo "${zoneidlist}" | sed -n "${zoneidnum}p")
@@ -206,8 +246,7 @@ _add_record() {
       \"type\": \"TXT\",
       \"ttl\": 1,
       \"records\": [
-        ${_exist_record},
-        \"\\\"${_txtvalue}\\\"\"
+        ${_exist_record},\"\\\"${_txtvalue}\\\"\"
       ]
     }"
   fi
@@ -215,19 +254,16 @@ _add_record() {
   _record_id="$(_get_recordset_id "${_token}" "${_domain}" "${zoneid}")"
   _debug "Record Set ID is:" "${_record_id}"
 
-  # Remove all records
-  while [ "${_record_id}" != "0" ]; do
-    _debug "Removing Record"
-    _rm_record "${_token}" "${zoneid}" "${_record_id}"
-    _record_id="$(_get_recordset_id "${_token}" "${_domain}" "${zoneid}")"
-  done
-
   # Add brand new records with all old and new records
   export _H2="Content-Type: application/json"
   export _H1="X-Auth-Token: ${_token}"
 
   _debug2 "${_post_body}"
-  _post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets" >/dev/null
+  if [ -z "${_exist_record}" ]; then
+    _post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets" >/dev/null
+  else
+    _post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets/${_record_id}" false "PUT" >/dev/null
+  fi
   _code="$(grep "^HTTP" "$HTTP_HEADER" | _tail_n 1 | cut -d " " -f 2 | tr -d "\\r\\n")"
   if [ "$_code" != "202" ]; then
     _err "dns_huaweicloud: http code ${_code}"
diff --git a/dnsapi/dns_infomaniak.sh b/dnsapi/dns_infomaniak.sh
index 765cf39d..a005132c 100755
--- a/dnsapi/dns_infomaniak.sh
+++ b/dnsapi/dns_infomaniak.sh
@@ -76,7 +76,7 @@ dns_infomaniak_add() {
   domain_id=${zone_and_id#* }
 
   # extract first part of domain
-  key=${fulldomain%.$zone}
+  key=${fulldomain%."$zone"}
 
   _debug "zone:$zone id:$domain_id key:$key"
 
@@ -149,7 +149,7 @@ dns_infomaniak_rm() {
   domain_id=${zone_and_id#* }
 
   # extract first part of domain
-  key=${fulldomain%.$zone}
+  key=${fulldomain%."$zone"}
 
   _debug "zone:$zone id:$domain_id key:$key"
 
diff --git a/dnsapi/dns_ipv64.sh b/dnsapi/dns_ipv64.sh
new file mode 100755
index 00000000..54470119
--- /dev/null
+++ b/dnsapi/dns_ipv64.sh
@@ -0,0 +1,157 @@
+#!/usr/bin/env sh
+
+#Created by Roman Lumetsberger, to use ipv64.net's API to add/remove text records
+#2022/11/29
+
+# Pass credentials before "acme.sh --issue --dns dns_ipv64 ..."
+# --
+# export IPv64_Token="aaaaaaaaaaaaaaaaaaaaaaaaaa"
+# --
+#
+
+IPv64_API="https://ipv64.net/api"
+
+########  Public functions ######################
+
+#Usage: dns_ipv64_add _acme-challenge.domain.ipv64.net "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_ipv64_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  IPv64_Token="${IPv64_Token:-$(_readaccountconf_mutable IPv64_Token)}"
+  if [ -z "$IPv64_Token" ]; then
+    _err "You must export variable: IPv64_Token"
+    _err "The API Key for your IPv64 account is necessary."
+    _err "You can look it up in your IPv64 account."
+    return 1
+  fi
+
+  # Now save the credentials.
+  _saveaccountconf_mutable IPv64_Token "$IPv64_Token"
+
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain" "$fulldomain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  # convert to lower case
+  _domain="$(echo "$_domain" | _lower_case)"
+  _sub_domain="$(echo "$_sub_domain" | _lower_case)"
+  # Now add the TXT record
+  _info "Trying to add TXT record"
+  if _ipv64_rest "POST" "add_record=$_domain&praefix=$_sub_domain&type=TXT&content=$txtvalue"; then
+    _info "TXT record has been successfully added."
+    return 0
+  else
+    _err "Errors happened during adding the TXT record, response=$_response"
+    return 1
+  fi
+
+}
+
+#Usage: fulldomain txtvalue
+#Usage: dns_ipv64_rm _acme-challenge.domain.ipv64.net "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+#Remove the txt record after validation.
+dns_ipv64_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  IPv64_Token="${IPv64_Token:-$(_readaccountconf_mutable IPv64_Token)}"
+  if [ -z "$IPv64_Token" ]; then
+    _err "You must export variable: IPv64_Token"
+    _err "The API Key for your IPv64 account is necessary."
+    _err "You can look it up in your IPv64 account."
+    return 1
+  fi
+
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain" "$fulldomain"
+    return 1
+  fi
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  # convert to lower case
+  _domain="$(echo "$_domain" | _lower_case)"
+  _sub_domain="$(echo "$_sub_domain" | _lower_case)"
+  # Now delete the TXT record
+  _info "Trying to delete TXT record"
+  if _ipv64_rest "DELETE" "del_record=$_domain&praefix=$_sub_domain&type=TXT&content=$txtvalue"; then
+    _info "TXT record has been successfully deleted."
+    return 0
+  else
+    _err "Errors happened during deleting the TXT record, response=$_response"
+    return 1
+  fi
+
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+_get_root() {
+  domain="$1"
+  i=1
+  p=1
+
+  _ipv64_get "get_domains"
+  domain_data=$_response
+
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+
+    #if _contains "$domain_data" "\""$h"\"\:"; then
+    if _contains "$domain_data" "\"""$h""\"\:"; then
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
+      _domain="$h"
+      return 0
+    fi
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+#send get request to api
+# $1 has to set the api-function
+_ipv64_get() {
+  url="$IPv64_API?$1"
+  export _H1="Authorization: Bearer $IPv64_Token"
+
+  _response=$(_get "$url")
+  _response="$(echo "$_response" | _normalizeJson)"
+
+  if _contains "$_response" "429 Too Many Requests"; then
+    _info "API throttled, sleeping to reset the limit"
+    _sleep 10
+    _response=$(_get "$url")
+    _response="$(echo "$_response" | _normalizeJson)"
+  fi
+}
+
+_ipv64_rest() {
+  url="$IPv64_API"
+  export _H1="Authorization: Bearer $IPv64_Token"
+  export _H2="Content-Type: application/x-www-form-urlencoded"
+  _response=$(_post "$2" "$url" "" "$1")
+
+  if _contains "$_response" "429 Too Many Requests"; then
+    _info "API throttled, sleeping to reset the limit"
+    _sleep 10
+    _response=$(_post "$2" "$url" "" "$1")
+  fi
+
+  if ! _contains "$_response" "\"info\":\"success\""; then
+    return 1
+  fi
+  _debug2 response "$_response"
+  return 0
+}
diff --git a/dnsapi/dns_kas.sh b/dnsapi/dns_kas.sh
index 053abd21..1253cf27 100755
--- a/dnsapi/dns_kas.sh
+++ b/dnsapi/dns_kas.sh
@@ -215,7 +215,7 @@ _get_record_id() {
     return 1
   fi
 
-  _record_id="$(echo "$response" | tr -d '\n\r' | sed "s/<item xsi:type=\"ns2:Map\">/\n/g" | grep -i "$_record_name" | grep -i ">TXT<" | sed "s/<item><key xsi:type=\"xsd:string\">record_id<\/key><value xsi:type=\"xsd:string\">/=>/g" | sed "s/<\/value><\/item>/\n/g" | grep "=>" | sed "s/=>//g")"
+  _record_id="$(echo "$response" | tr -d '\n\r' | sed "s/<item xsi:type=\"ns2:Map\">/\n/g" | grep -i "$_record_name" | grep -i ">TXT<" | sed "s/<item><key xsi:type=\"xsd:string\">record_id<\/key><value xsi:type=\"xsd:string\">/=>/g" | grep -i "$_txtvalue" | sed "s/<\/value><\/item>/\n/g" | grep "=>" | sed "s/=>//g")"
   _debug "[KAS] -> Record Id: " "$_record_id"
   return 0
 }
diff --git a/dnsapi/dns_kinghost.sh b/dnsapi/dns_kinghost.sh
index 6253c71d..f640242f 100644
--- a/dnsapi/dns_kinghost.sh
+++ b/dnsapi/dns_kinghost.sh
@@ -2,7 +2,7 @@
 
 ############################################################
 # KingHost API support                                     #
-# http://api.kinghost.net/doc/                             #
+# https://api.kinghost.net/doc/                             #
 #                                                          #
 # Author: Felipe Keller Braz <felipebraz@kinghost.com.br>  #
 # Report Bugs here: https://github.com/kinghost/acme.sh    #
diff --git a/dnsapi/dns_leaseweb.sh b/dnsapi/dns_leaseweb.sh
index a1d9e749..4cd3a8f8 100644
--- a/dnsapi/dns_leaseweb.sh
+++ b/dnsapi/dns_leaseweb.sh
@@ -3,10 +3,10 @@
 #Author: Rolph Haspers <r.haspers@global.leaseweb.com>
 #Utilize leaseweb.com API to finish dns-01 verifications.
 #Requires a Leaseweb API Key (export LSW_Key="Your Key")
-#See http://developer.leaseweb.com for more information.
+#See https://developer.leaseweb.com for more information.
 ########  Public functions #####################
 
-LSW_API="https://api.leaseweb.com/hosting/v2/domains/"
+LSW_API="https://api.leaseweb.com/hosting/v2/domains"
 
 #Usage: dns_leaseweb_add   _acme-challenge.www.domain.com
 dns_leaseweb_add() {
diff --git a/dnsapi/dns_namecheap.sh b/dnsapi/dns_namecheap.sh
index dcd87723..a5f667a9 100755
--- a/dnsapi/dns_namecheap.sh
+++ b/dnsapi/dns_namecheap.sh
@@ -82,7 +82,7 @@ _get_root() {
     _debug "Failed domain lookup via domains.getList api call. Trying domain lookup via domains.dns.getHosts api."
     # The above "getList" api will only return hosts *owned* by the calling user. However, if the calling
     # user is not the owner, but still has administrative rights, we must query the getHosts api directly.
-    # See this comment and the official namecheap response: http://disq.us/p/1q6v9x9
+    # See this comment and the official namecheap response: https://disq.us/p/1q6v9x9
     if ! _get_root_by_getHosts "$fulldomain"; then
       return 1
     fi
diff --git a/dnsapi/dns_nanelo.sh b/dnsapi/dns_nanelo.sh
new file mode 100644
index 00000000..8ccc8c29
--- /dev/null
+++ b/dnsapi/dns_nanelo.sh
@@ -0,0 +1,59 @@
+#!/usr/bin/env sh
+
+# Official DNS API for Nanelo.com
+
+# Provide the required API Key like this:
+# NANELO_TOKEN="FmD408PdqT1E269gUK57"
+
+NANELO_API="https://api.nanelo.com/v1/"
+
+########  Public functions #####################
+
+# Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_nanelo_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  NANELO_TOKEN="${NANELO_TOKEN:-$(_readaccountconf_mutable NANELO_TOKEN)}"
+  if [ -z "$NANELO_TOKEN" ]; then
+    NANELO_TOKEN=""
+    _err "You didn't configure a Nanelo API Key yet."
+    _err "Please set NANELO_TOKEN and try again."
+    _err "Login to Nanelo.com and go to Settings > API Keys to get a Key"
+    return 1
+  fi
+  _saveaccountconf_mutable NANELO_TOKEN "$NANELO_TOKEN"
+
+  _info "Adding TXT record to ${fulldomain}"
+  response="$(_get "$NANELO_API$NANELO_TOKEN/dns/addrecord?type=TXT&ttl=60&name=${fulldomain}&value=${txtvalue}")"
+  if _contains "${response}" 'success'; then
+    return 0
+  fi
+  _err "Could not create resource record, please check the logs"
+  _err "${response}"
+  return 1
+}
+
+dns_nanelo_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  NANELO_TOKEN="${NANELO_TOKEN:-$(_readaccountconf_mutable NANELO_TOKEN)}"
+  if [ -z "$NANELO_TOKEN" ]; then
+    NANELO_TOKEN=""
+    _err "You didn't configure a Nanelo API Key yet."
+    _err "Please set NANELO_TOKEN and try again."
+    _err "Login to Nanelo.com and go to Settings > API Keys to get a Key"
+    return 1
+  fi
+  _saveaccountconf_mutable NANELO_TOKEN "$NANELO_TOKEN"
+
+  _info "Deleting resource record $fulldomain"
+  response="$(_get "$NANELO_API$NANELO_TOKEN/dns/deleterecord?type=TXT&ttl=60&name=${fulldomain}&value=${txtvalue}")"
+  if _contains "${response}" 'success'; then
+    return 0
+  fi
+  _err "Could not delete resource record, please check the logs"
+  _err "${response}"
+  return 1
+}
diff --git a/dnsapi/dns_netlify.sh b/dnsapi/dns_netlify.sh
index 65e803c5..0e5dc327 100644
--- a/dnsapi/dns_netlify.sh
+++ b/dnsapi/dns_netlify.sh
@@ -18,15 +18,15 @@ dns_netlify_add() {
     NETLIFY_ACCESS_TOKEN=""
     _err "Please specify your Netlify Access Token and try again."
     return 1
+  else
+    _saveaccountconf_mutable NETLIFY_ACCESS_TOKEN "$NETLIFY_ACCESS_TOKEN"
   fi
 
   _info "Using Netlify"
   _debug fulldomain "$fulldomain"
   _debug txtvalue "$txtvalue"
 
-  _saveaccountconf_mutable NETLIFY_ACCESS_TOKEN "$NETLIFY_ACCESS_TOKEN"
-
-  if ! _get_root "$fulldomain" "$accesstoken"; then
+  if ! _get_root "$fulldomain"; then
     _err "invalid domain"
     return 1
   fi
@@ -62,9 +62,9 @@ dns_netlify_rm() {
   _debug txtdomain "$txtdomain"
   _debug txt "$txt"
 
-  _saveaccountconf_mutable NETLIFY_ACCESS_TOKEN "$NETLIFY_ACCESS_TOKEN"
+  NETLIFY_ACCESS_TOKEN="${NETLIFY_ACCESS_TOKEN:-$(_readaccountconf_mutable NETLIFY_ACCESS_TOKEN)}"
 
-  if ! _get_root "$txtdomain" "$accesstoken"; then
+  if ! _get_root "$txtdomain"; then
     _err "invalid domain"
     return 1
   fi
diff --git a/dnsapi/dns_oci.sh b/dnsapi/dns_oci.sh
index 18d74410..3b81143f 100644
--- a/dnsapi/dns_oci.sh
+++ b/dnsapi/dns_oci.sh
@@ -265,6 +265,7 @@ _signed_request() {
     _response="$(_get "https://${_sig_host}${_sig_target}")"
   elif [ "$_curl_method" = "PATCH" ]; then
     export _H1="$_date_header"
+    # shellcheck disable=SC2090
     export _H2="$_sig_body_sha256"
     export _H3="$_sig_body_type"
     export _H4="$_sig_body_length"
diff --git a/dnsapi/dns_openstack.sh b/dnsapi/dns_openstack.sh
index 38619e6f..fcc1dc2e 100755
--- a/dnsapi/dns_openstack.sh
+++ b/dnsapi/dns_openstack.sh
@@ -57,16 +57,16 @@ _dns_openstack_create_recordset() {
 
   if [ -z "$_recordset_id" ]; then
     _info "Creating a new recordset"
-    if ! _recordset_id=$(openstack recordset create -c id -f value --type TXT --record "$txtvalue" "$_zone_id" "$fulldomain."); then
+    if ! _recordset_id=$(openstack recordset create -c id -f value --type TXT --record="$txtvalue" "$_zone_id" "$fulldomain."); then
       _err "No recordset ID found after create"
       return 1
     fi
   else
     _info "Updating existing recordset"
-    # Build new list of --record <rec> args for update
-    _record_args="--record $txtvalue"
+    # Build new list of --record=<rec> args for update
+    _record_args="--record=$txtvalue"
     for _rec in $_records; do
-      _record_args="$_record_args --record $_rec"
+      _record_args="$_record_args --record=$_rec"
     done
     # shellcheck disable=SC2086
     if ! _recordset_id=$(openstack recordset set -c id -f value $_record_args "$_zone_id" "$fulldomain."); then
@@ -107,13 +107,13 @@ _dns_openstack_delete_recordset() {
     fi
   else
     _info "Found existing records, updating recordset"
-    # Build new list of --record <rec> args for update
+    # Build new list of --record=<rec> args for update
     _record_args=""
     for _rec in $_records; do
       if [ "$_rec" = "$txtvalue" ]; then
         continue
       fi
-      _record_args="$_record_args --record $_rec"
+      _record_args="$_record_args --record=$_rec"
     done
     # shellcheck disable=SC2086
     if ! openstack recordset set -c id -f value $_record_args "$_zone_id" "$fulldomain." >/dev/null; then
diff --git a/dnsapi/dns_opnsense.sh b/dnsapi/dns_opnsense.sh
index 96d4b788..c2806a1b 100755
--- a/dnsapi/dns_opnsense.sh
+++ b/dnsapi/dns_opnsense.sh
@@ -137,7 +137,7 @@ _get_root() {
   domain=$1
   i=2
   p=1
-  if _opns_rest "GET" "/domain/searchDomain"; then
+  if _opns_rest "GET" "/domain/searchMasterDomain"; then
     _domain_response="$response"
   else
     return 1
@@ -150,7 +150,7 @@ _get_root() {
       return 1
     fi
     _debug h "$h"
-    id=$(echo "$_domain_response" | _egrep_o "\"uuid\":\"[a-z0-9\-]*\",\"enabled\":\"1\",\"type\":\"master\",[^.]*,\"domainname\":\"${h}\"" | cut -d ':' -f 2 | cut -d '"' -f 2)
+    id=$(echo "$_domain_response" | _egrep_o "\"uuid\":\"[a-z0-9\-]*\",\"enabled\":\"1\",\"type\":\"master\",\"domainname\":\"${h}\"" | cut -d ':' -f 2 | cut -d '"' -f 2)
     if [ -n "$id" ]; then
       _debug id "$id"
       _host=$(printf "%s" "$domain" | cut -d . -f 1-$p)
diff --git a/dnsapi/dns_rage4.sh b/dnsapi/dns_rage4.sh
new file mode 100755
index 00000000..4af4541d
--- /dev/null
+++ b/dnsapi/dns_rage4.sh
@@ -0,0 +1,115 @@
+#!/usr/bin/env sh
+
+#
+#RAGE4_TOKEN="sdfsdfsdfljlbjkljlkjsdfoiwje"
+#
+#RAGE4_USERNAME="xxxx@sss.com"
+
+RAGE4_Api="https://rage4.com/rapi/"
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_rage4_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  unquotedtxtvalue=$(echo "$txtvalue" | tr -d \")
+
+  RAGE4_USERNAME="${RAGE4_USERNAME:-$(_readaccountconf_mutable RAGE4_USERNAME)}"
+  RAGE4_TOKEN="${RAGE4_TOKEN:-$(_readaccountconf_mutable RAGE4_TOKEN)}"
+
+  if [ -z "$RAGE4_USERNAME" ] || [ -z "$RAGE4_TOKEN" ]; then
+    RAGE4_USERNAME=""
+    RAGE4_TOKEN=""
+    _err "You didn't specify a Rage4 api token and username yet."
+    return 1
+  fi
+
+  #save the api key and email to the account conf file.
+  _saveaccountconf_mutable RAGE4_USERNAME "$RAGE4_USERNAME"
+  _saveaccountconf_mutable RAGE4_TOKEN "$RAGE4_TOKEN"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _domain_id "$_domain_id"
+
+  _rage4_rest "createrecord/?id=$_domain_id&name=$fulldomain&content=$unquotedtxtvalue&type=TXT&active=true&ttl=1"
+  return 0
+}
+
+#fulldomain txtvalue
+dns_rage4_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  RAGE4_USERNAME="${RAGE4_USERNAME:-$(_readaccountconf_mutable RAGE4_USERNAME)}"
+  RAGE4_TOKEN="${RAGE4_TOKEN:-$(_readaccountconf_mutable RAGE4_TOKEN)}"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _domain_id "$_domain_id"
+
+  _debug "Getting txt records"
+  _rage4_rest "getrecords/?id=${_domain_id}"
+
+  _record_id=$(echo "$response" | sed -rn 's/.*"id":([[:digit:]]+)[^\}]*'"$txtvalue"'.*/\1/p')
+  _rage4_rest "deleterecord/?id=${_record_id}"
+  return 0
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _domain=domain.com
+# _domain_id=sdjkglgdfewsdfg
+_get_root() {
+  domain=$1
+
+  if ! _rage4_rest "getdomains"; then
+    return 1
+  fi
+  _debug _get_root_domain "$domain"
+
+  for line in $(echo "$response" | tr '}' '\n'); do
+    __domain=$(echo "$line" | sed -rn 's/.*"name":"([^"]*)",.*/\1/p')
+    __domain_id=$(echo "$line" | sed -rn 's/.*"id":([^,]*),.*/\1/p')
+    if [ "$domain" != "${domain%"$__domain"*}" ]; then
+      _domain_id="$__domain_id"
+      break
+    fi
+  done
+
+  if [ -z "$_domain_id" ]; then
+    return 1
+  fi
+
+  return 0
+}
+
+_rage4_rest() {
+  ep="$1"
+  _debug "$ep"
+
+  username_trimmed=$(echo "$RAGE4_USERNAME" | tr -d '"')
+  token_trimmed=$(echo "$RAGE4_TOKEN" | tr -d '"')
+  auth=$(printf '%s:%s' "$username_trimmed" "$token_trimmed" | _base64)
+
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: Basic $auth"
+
+  response="$(_get "$RAGE4_Api$ep")"
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}
diff --git a/dnsapi/dns_selfhost.sh b/dnsapi/dns_selfhost.sh
new file mode 100644
index 00000000..a6ef1f94
--- /dev/null
+++ b/dnsapi/dns_selfhost.sh
@@ -0,0 +1,94 @@
+#!/usr/bin/env sh
+#
+#       Author: Marvin Edeler
+#       Report Bugs here: https://github.com/Marvo2011/acme.sh/issues/1
+#	Last Edit: 17.02.2022
+
+dns_selfhost_add() {
+  fulldomain=$1
+  txt=$2
+  _info "Calling acme-dns on selfhost"
+  _debug fulldomain "$fulldomain"
+  _debug txtvalue "$txt"
+
+  SELFHOSTDNS_UPDATE_URL="https://selfhost.de/cgi-bin/api.pl"
+
+  # Get values, but don't save until we successfully validated
+  SELFHOSTDNS_USERNAME="${SELFHOSTDNS_USERNAME:-$(_readaccountconf_mutable SELFHOSTDNS_USERNAME)}"
+  SELFHOSTDNS_PASSWORD="${SELFHOSTDNS_PASSWORD:-$(_readaccountconf_mutable SELFHOSTDNS_PASSWORD)}"
+  # These values are domain dependent, so read them from there
+  SELFHOSTDNS_MAP="${SELFHOSTDNS_MAP:-$(_readdomainconf SELFHOSTDNS_MAP)}"
+  # Selfhost api can't dynamically add TXT record,
+  # so we have to store the last used RID of the domain to support a second RID for wildcard domains
+  # (format: 'fulldomainA:lastRid fulldomainB:lastRid ...')
+  SELFHOSTDNS_MAP_LAST_USED_INTERNAL=$(_readdomainconf SELFHOSTDNS_MAP_LAST_USED_INTERNAL)
+
+  if [ -z "${SELFHOSTDNS_USERNAME:-}" ] || [ -z "${SELFHOSTDNS_PASSWORD:-}" ]; then
+    _err "SELFHOSTDNS_USERNAME and SELFHOSTDNS_PASSWORD must be set"
+    return 1
+  fi
+
+  # get the domain entry from SELFHOSTDNS_MAP
+  # only match full domains (at the beginning of the string or with a leading whitespace),
+  # e.g. don't match mytest.example.com or sub.test.example.com for test.example.com
+  # if the domain is defined multiple times only the last occurance will be matched
+  mapEntry=$(echo "$SELFHOSTDNS_MAP" | sed -n -E "s/(^|^.*[[:space:]])($fulldomain)(:[[:digit:]]+)([:]?[[:digit:]]*)(.*)/\2\3\4/p")
+  _debug2 mapEntry "$mapEntry"
+  if test -z "$mapEntry"; then
+    _err "SELFHOSTDNS_MAP must contain the fulldomain incl. prefix and at least one RID"
+    return 1
+  fi
+
+  # get the RIDs from the map entry
+  rid1=$(echo "$mapEntry" | cut -d: -f2)
+  rid2=$(echo "$mapEntry" | cut -d: -f3)
+
+  # read last used rid domain
+  lastUsedRidForDomainEntry=$(echo "$SELFHOSTDNS_MAP_LAST_USED_INTERNAL" | sed -n -E "s/(^|^.*[[:space:]])($fulldomain:[[:digit:]]+)(.*)/\2/p")
+  _debug2 lastUsedRidForDomainEntry "$lastUsedRidForDomainEntry"
+  lastUsedRidForDomain=$(echo "$lastUsedRidForDomainEntry" | cut -d: -f2)
+
+  rid="$rid1"
+  if [ "$lastUsedRidForDomain" = "$rid" ] && ! test -z "$rid2"; then
+    rid="$rid2"
+  fi
+
+  _info "Trying to add $txt on selfhost for rid: $rid"
+
+  data="?username=$SELFHOSTDNS_USERNAME&password=$SELFHOSTDNS_PASSWORD&rid=$rid&content=$txt"
+  response="$(_get "$SELFHOSTDNS_UPDATE_URL$data")"
+
+  if ! echo "$response" | grep "200 OK" >/dev/null; then
+    _err "Invalid response of acme-dns for selfhost"
+    return 1
+  fi
+
+  # write last used rid domain
+  newLastUsedRidForDomainEntry="$fulldomain:$rid"
+  if ! test -z "$lastUsedRidForDomainEntry"; then
+    # replace last used rid entry for domain
+    SELFHOSTDNS_MAP_LAST_USED_INTERNAL=$(echo "$SELFHOSTDNS_MAP_LAST_USED_INTERNAL" | sed -n -E "s/$lastUsedRidForDomainEntry/$newLastUsedRidForDomainEntry/p")
+  else
+    # add last used rid entry for domain
+    if test -z "$SELFHOSTDNS_MAP_LAST_USED_INTERNAL"; then
+      SELFHOSTDNS_MAP_LAST_USED_INTERNAL="$newLastUsedRidForDomainEntry"
+    else
+      SELFHOSTDNS_MAP_LAST_USED_INTERNAL="$SELFHOSTDNS_MAP_LAST_USED_INTERNAL $newLastUsedRidForDomainEntry"
+    fi
+  fi
+
+  # Now that we know the values are good, save them
+  _saveaccountconf_mutable SELFHOSTDNS_USERNAME "$SELFHOSTDNS_USERNAME"
+  _saveaccountconf_mutable SELFHOSTDNS_PASSWORD "$SELFHOSTDNS_PASSWORD"
+  # These values are domain dependent, so store them there
+  _savedomainconf SELFHOSTDNS_MAP "$SELFHOSTDNS_MAP"
+  _savedomainconf SELFHOSTDNS_MAP_LAST_USED_INTERNAL "$SELFHOSTDNS_MAP_LAST_USED_INTERNAL"
+}
+
+dns_selfhost_rm() {
+  fulldomain=$1
+  txt=$2
+  _debug fulldomain "$fulldomain"
+  _debug txtvalue "$txt"
+  _info "Creating and removing of records is not supported by selfhost API, will not delete anything."
+}
diff --git a/dnsapi/dns_servercow.sh b/dnsapi/dns_servercow.sh
index f70a2294..52137905 100755
--- a/dnsapi/dns_servercow.sh
+++ b/dnsapi/dns_servercow.sh
@@ -53,7 +53,7 @@ dns_servercow_add() {
   if printf -- "%s" "$response" | grep "{\"name\":\"$_sub_domain\",\"ttl\":20,\"type\":\"TXT\"" >/dev/null; then
     _info "A txt record with the same name already exists."
     # trim the string on the left
-    txtvalue_old=${response#*{\"name\":\"$_sub_domain\",\"ttl\":20,\"type\":\"TXT\",\"content\":\"}
+    txtvalue_old=${response#*{\"name\":\""$_sub_domain"\",\"ttl\":20,\"type\":\"TXT\",\"content\":\"}
     # trim the string on the right
     txtvalue_old=${txtvalue_old%%\"*}
 
diff --git a/dnsapi/dns_transip.sh b/dnsapi/dns_transip.sh
index 23debe0d..64a256ec 100644
--- a/dnsapi/dns_transip.sh
+++ b/dnsapi/dns_transip.sh
@@ -1,7 +1,6 @@
 #!/usr/bin/env sh
 TRANSIP_Api_Url="https://api.transip.nl/v6"
 TRANSIP_Token_Read_Only="false"
-TRANSIP_Token_Global_Key="false"
 TRANSIP_Token_Expiration="30 minutes"
 # You can't reuse a label token, so we leave this empty normally
 TRANSIP_Token_Label=""
@@ -96,7 +95,11 @@ _transip_get_token() {
   nonce=$(echo "TRANSIP$(_time)" | _digest sha1 hex | cut -c 1-32)
   _debug nonce "$nonce"
 
-  data="{\"login\":\"${TRANSIP_Username}\",\"nonce\":\"${nonce}\",\"read_only\":\"${TRANSIP_Token_Read_Only}\",\"expiration_time\":\"${TRANSIP_Token_Expiration}\",\"label\":\"${TRANSIP_Token_Label}\",\"global_key\":\"${TRANSIP_Token_Global_Key}\"}"
+  # make IP whitelisting configurable
+  TRANSIP_Token_Global_Key="${TRANSIP_Token_Global_Key:-$(_readaccountconf_mutable TRANSIP_Token_Global_Key)}"
+  _saveaccountconf_mutable TRANSIP_Token_Global_Key "$TRANSIP_Token_Global_Key"
+
+  data="{\"login\":\"${TRANSIP_Username}\",\"nonce\":\"${nonce}\",\"read_only\":\"${TRANSIP_Token_Read_Only}\",\"expiration_time\":\"${TRANSIP_Token_Expiration}\",\"label\":\"${TRANSIP_Token_Label}\",\"global_key\":\"${TRANSIP_Token_Global_Key:-false}\"}"
   _debug data "$data"
 
   #_signature=$(printf "%s" "$data" | openssl dgst -sha512 -sign "$TRANSIP_Key_File" | _base64)
@@ -139,6 +142,18 @@ _transip_setup() {
   _saveaccountconf_mutable TRANSIP_Username "$TRANSIP_Username"
   _saveaccountconf_mutable TRANSIP_Key_File "$TRANSIP_Key_File"
 
+  # download key file if it's an URL
+  if _startswith "$TRANSIP_Key_File" "http"; then
+    _debug "download transip key file"
+    TRANSIP_Key_URL=$TRANSIP_Key_File
+    TRANSIP_Key_File="$(_mktemp)"
+    chmod 600 "$TRANSIP_Key_File"
+    if ! _get "$TRANSIP_Key_URL" >"$TRANSIP_Key_File"; then
+      _err "Error getting key file from : $TRANSIP_Key_URL"
+      return 1
+    fi
+  fi
+
   if [ -f "$TRANSIP_Key_File" ]; then
     if ! grep "BEGIN PRIVATE KEY" "$TRANSIP_Key_File" >/dev/null 2>&1; then
       _err "Key file doesn't seem to be a valid key: ${TRANSIP_Key_File}"
@@ -156,6 +171,12 @@ _transip_setup() {
     fi
   fi
 
+  if [ -n "${TRANSIP_Key_URL}" ]; then
+    _debug "delete transip key file"
+    rm "${TRANSIP_Key_File}"
+    TRANSIP_Key_File=$TRANSIP_Key_URL
+  fi
+
   _get_root "$fulldomain" || return 1
 
   return 0
diff --git a/dnsapi/dns_vultr.sh b/dnsapi/dns_vultr.sh
index bd925fdb..54e5b6ce 100644
--- a/dnsapi/dns_vultr.sh
+++ b/dnsapi/dns_vultr.sh
@@ -78,7 +78,7 @@ dns_vultr_rm() {
     return 1
   fi
 
-  _record_id="$(echo "$response" | tr '{}' '\n' | grep '"TXT"' | grep -- "$txtvalue" | tr ',' '\n' | grep -i 'id' | cut -d : -f 2)"
+  _record_id="$(echo "$response" | tr '{}' '\n' | grep '"TXT"' | grep -- "$txtvalue" | tr ',' '\n' | grep -i 'id' | cut -d : -f 2 | tr -d '"')"
   _debug _record_id "$_record_id"
   if [ "$_record_id" ]; then
     _info "Successfully retrieved the record id for ACME challenge."
@@ -116,7 +116,7 @@ _get_root() {
       return 1
     fi
 
-    if printf "%s\n" "$response" | grep '^\{.*\}' >/dev/null; then
+    if printf "%s\n" "$response" | grep -E '^\{.*\}' >/dev/null; then
       if _contains "$response" "\"domain\":\"$_domain\""; then
         _sub_domain="$(echo "$fulldomain" | sed "s/\\.$_domain\$//")"
         return 0
@@ -139,7 +139,7 @@ _vultr_rest() {
   data="$3"
   _debug "$ep"
 
-  api_key_trimmed=$(echo $VULTR_API_KEY | tr -d '"')
+  api_key_trimmed=$(echo "$VULTR_API_KEY" | tr -d '"')
 
   export _H1="Authorization: Bearer $api_key_trimmed"
   export _H2='Content-Type: application/json'
diff --git a/dnsapi/dns_world4you.sh b/dnsapi/dns_world4you.sh
index a0a83c37..dfda4efd 100644
--- a/dnsapi/dns_world4you.sh
+++ b/dnsapi/dns_world4you.sh
@@ -195,7 +195,7 @@ _get_paketnr() {
   fqdn="$1"
   form="$2"
 
-  domains=$(echo "$form" | grep 'header-paket-domain' | sed 's/<[^>]*>//g' | sed 's/^.*>\([^>]*\)$/\1/')
+  domains=$(echo "$form" | grep '<ul class="nav header-paket-list">' | sed 's/<li/\n<li/g' | sed 's/<[^>]*>/ /g' | sed 's/^.*>\([^>]*\)$/\1/')
   domain=''
   for domain in $domains; do
     if _contains "$fqdn" "$domain\$"; then
@@ -210,7 +210,7 @@ _get_paketnr() {
   TLD="$domain"
   _debug domain "$domain"
   RECORD=$(echo "$fqdn" | cut -c"1-$((${#fqdn} - ${#TLD} - 1))")
-  PAKETNR=$(echo "$form" | grep "data-textfilter=\".* $domain " | _tail_n 1 | sed "s|.*$WORLD4YOU_API/\\([0-9]*\\)/.*|\\1|")
+  PAKETNR=$(echo "$domains" | grep "$domain" | sed 's/^[^,]*, *\([0-9]*\).*$/\1/')
   return 0
 }
 
diff --git a/dnsapi/dns_yc.sh b/dnsapi/dns_yc.sh
new file mode 100644
index 00000000..ec3bbc87
--- /dev/null
+++ b/dnsapi/dns_yc.sh
@@ -0,0 +1,264 @@
+#!/usr/bin/env sh
+
+#YC_Zone_ID="" # DNS Zone ID
+#YC_Folder_ID="" # YC Folder ID
+#YC_SA_ID="" # Service Account ID
+#YC_SA_Key_ID="" # Service Account IAM Key ID
+#YC_SA_Key_File_Path="/path/to/private.key" # Path to private.key use instead of YC_SA_Key_File_PEM_b64
+#YC_SA_Key_File_PEM_b64="" # Base64 content of private.key use instead of YC_SA_Key_File_Path
+YC_Api="https://dns.api.cloud.yandex.net/dns/v1"
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_yc_add() {
+  fulldomain="$(echo "$1". | _lower_case)" # Add dot at end of domain name
+  txtvalue=$2
+
+  YC_SA_Key_File_PEM_b64="${YC_SA_Key_File_PEM_b64:-$(_readaccountconf_mutable YC_SA_Key_File_PEM_b64)}"
+  YC_SA_Key_File_Path="${YC_SA_Key_File_Path:-$(_readaccountconf_mutable YC_SA_Key_File_Path)}"
+
+  if [ "$YC_SA_Key_File_PEM_b64" ]; then
+    echo "$YC_SA_Key_File_PEM_b64" | _dbase64 >private.key
+    YC_SA_Key_File="private.key"
+    _savedomainconf YC_SA_Key_File_PEM_b64 "$YC_SA_Key_File_PEM_b64"
+  else
+    YC_SA_Key_File="$YC_SA_Key_File_Path"
+    _savedomainconf YC_SA_Key_File_Path "$YC_SA_Key_File_Path"
+  fi
+
+  YC_Zone_ID="${YC_Zone_ID:-$(_readaccountconf_mutable YC_Zone_ID)}"
+  YC_Folder_ID="${YC_Folder_ID:-$(_readaccountconf_mutable YC_Folder_ID)}"
+  YC_SA_ID="${YC_SA_ID:-$(_readaccountconf_mutable YC_SA_ID)}"
+  YC_SA_Key_ID="${YC_SA_Key_ID:-$(_readaccountconf_mutable YC_SA_Key_ID)}"
+
+  if [ "$YC_SA_ID" ] && [ "$YC_SA_Key_ID" ] && [ "$YC_SA_Key_File" ]; then
+    if [ -f "$YC_SA_Key_File" ]; then
+      if _isRSA "$YC_SA_Key_File" >/dev/null 2>&1; then
+        if [ "$YC_Zone_ID" ]; then
+          _savedomainconf YC_Zone_ID "$YC_Zone_ID"
+          _savedomainconf YC_SA_ID "$YC_SA_ID"
+          _savedomainconf YC_SA_Key_ID "$YC_SA_Key_ID"
+        elif [ "$YC_Folder_ID" ]; then
+          _savedomainconf YC_Folder_ID "$YC_Folder_ID"
+          _saveaccountconf_mutable YC_SA_ID "$YC_SA_ID"
+          _saveaccountconf_mutable YC_SA_Key_ID "$YC_SA_Key_ID"
+          _clearaccountconf_mutable YC_Zone_ID
+          _clearaccountconf YC_Zone_ID
+        else
+          _err "You didn't specify a Yandex Cloud Zone ID or Folder ID yet."
+          return 1
+        fi
+      else
+        _err "YC_SA_Key_File not a RSA file(_isRSA function return false)."
+        return 1
+      fi
+    else
+      _err "YC_SA_Key_File not found in path $YC_SA_Key_File."
+      return 1
+    fi
+  else
+    _clearaccountconf YC_Zone_ID
+    _clearaccountconf YC_Folder_ID
+    _clearaccountconf YC_SA_ID
+    _clearaccountconf YC_SA_Key_ID
+    _clearaccountconf YC_SA_Key_File_PEM_b64
+    _clearaccountconf YC_SA_Key_File_Path
+    _err "You didn't specify a YC_SA_ID or YC_SA_Key_ID or YC_SA_Key_File."
+    return 1
+  fi
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _domain_id "$_domain_id"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  if ! _yc_rest GET "zones/${_domain_id}:getRecordSet?type=TXT&name=$_sub_domain"; then
+    _err "Error: $response"
+    return 1
+  fi
+
+  _info "Adding record"
+  if _yc_rest POST "zones/$_domain_id:upsertRecordSets" "{\"merges\": [ { \"name\":\"$_sub_domain\",\"type\":\"TXT\",\"ttl\":\"120\",\"data\":[\"$txtvalue\"]}]}"; then
+    if _contains "$response" "\"done\": true"; then
+      _info "Added, OK"
+      return 0
+    else
+      _err "Add txt record error."
+      return 1
+    fi
+  fi
+  _err "Add txt record error."
+  return 1
+
+}
+
+#fulldomain txtvalue
+dns_yc_rm() {
+  fulldomain="$(echo "$1". | _lower_case)" # Add dot at end of domain name
+  txtvalue=$2
+
+  YC_Zone_ID="${YC_Zone_ID:-$(_readaccountconf_mutable YC_Zone_ID)}"
+  YC_Folder_ID="${YC_Folder_ID:-$(_readaccountconf_mutable YC_Folder_ID)}"
+  YC_SA_ID="${YC_SA_ID:-$(_readaccountconf_mutable YC_SA_ID)}"
+  YC_SA_Key_ID="${YC_SA_Key_ID:-$(_readaccountconf_mutable YC_SA_Key_ID)}"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _domain_id "$_domain_id"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  if _yc_rest GET "zones/${_domain_id}:getRecordSet?type=TXT&name=$_sub_domain"; then
+    exists_txtvalue=$(echo "$response" | _normalizeJson | _egrep_o "\"data\".*\][^,]*" | _egrep_o "[^:]*$")
+    _debug exists_txtvalue "$exists_txtvalue"
+  else
+    _err "Error: $response"
+    return 1
+  fi
+
+  if _yc_rest POST "zones/$_domain_id:updateRecordSets" "{\"deletions\": [ { \"name\":\"$_sub_domain\",\"type\":\"TXT\",\"ttl\":\"120\",\"data\":$exists_txtvalue}]}"; then
+    if _contains "$response" "\"done\": true"; then
+      _info "Delete, OK"
+      return 0
+    else
+      _err "Delete record error."
+      return 1
+    fi
+  fi
+  _err "Delete record error."
+  return 1
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _sub_domain=_acme-challenge.www
+# _domain=domain.com
+# _domain_id=sdjkglgdfewsdfg
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+
+  # Use Zone ID directly if provided
+  if [ "$YC_Zone_ID" ]; then
+    if ! _yc_rest GET "zones/$YC_Zone_ID"; then
+      return 1
+    else
+      if echo "$response" | tr -d " " | _egrep_o "\"id\":\"$YC_Zone_ID\"" >/dev/null; then
+        _domain=$(echo "$response" | _egrep_o "\"zone\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | _head_n 1 | tr -d " ")
+        if [ "$_domain" ]; then
+          _cutlength=$((${#domain} - ${#_domain}))
+          _sub_domain=$(printf "%s" "$domain" | cut -c "1-$_cutlength")
+          _domain_id=$YC_Zone_ID
+          return 0
+        else
+          return 1
+        fi
+      else
+        return 1
+      fi
+    fi
+  fi
+
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+    if [ "$YC_Folder_ID" ]; then
+      if ! _yc_rest GET "zones?folderId=$YC_Folder_ID"; then
+        return 1
+      fi
+    else
+      echo "You didn't specify a Yandex Cloud Folder ID."
+      return 1
+    fi
+    if _contains "$response" "\"zone\": \"$h\""; then
+      _domain_id=$(echo "$response" | _normalizeJson | _egrep_o "[^{]*\"zone\":\"$h\"[^}]*" | _egrep_o "\"id\"[^,]*" | _egrep_o "[^:]*$" | tr -d '"')
+      _debug _domain_id "$_domain_id"
+      if [ "$_domain_id" ]; then
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _domain=$h
+        return 0
+      fi
+      return 1
+    fi
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_yc_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug "$ep"
+
+  if [ ! "$YC_Token" ]; then
+    _debug "Login"
+    _yc_login
+  else
+    _debug "Token already exists. Skip Login."
+  fi
+
+  token_trimmed=$(echo "$YC_Token" | tr -d '"')
+
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: Bearer $token_trimmed"
+
+  if [ "$m" != "GET" ]; then
+    _debug data "$data"
+    response="$(_post "$data" "$YC_Api/$ep" "" "$m")"
+  else
+    response="$(_get "$YC_Api/$ep")"
+  fi
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}
+
+_yc_login() {
+  header=$(echo "{\"typ\":\"JWT\",\"alg\":\"PS256\",\"kid\":\"$YC_SA_Key_ID\"}" | _normalizeJson | _base64 | _url_replace)
+  _debug header "$header"
+
+  _current_timestamp=$(_time)
+  _expire_timestamp=$(_math "$_current_timestamp" + 1200) # 20 minutes
+  payload=$(echo "{\"iss\":\"$YC_SA_ID\",\"aud\":\"https://iam.api.cloud.yandex.net/iam/v1/tokens\",\"iat\":$_current_timestamp,\"exp\":$_expire_timestamp}" | _normalizeJson | _base64 | _url_replace)
+  _debug payload "$payload"
+
+  #signature=$(printf "%s.%s" "$header" "$payload" | ${ACME_OPENSSL_BIN:-openssl} dgst -sign "$YC_SA_Key_File -sha256 -sigopt rsa_padding_mode:pss -sigopt rsa_pss_saltlen:-1" | _base64 | _url_replace )
+  _signature=$(printf "%s.%s" "$header" "$payload" | _sign "$YC_SA_Key_File" "sha256 -sigopt rsa_padding_mode:pss -sigopt rsa_pss_saltlen:-1" | _url_replace)
+  _debug2 _signature "$_signature"
+
+  rm -rf "$YC_SA_Key_File"
+
+  _jwt=$(printf "{\"jwt\": \"%s.%s.%s\"}" "$header" "$payload" "$_signature")
+  _debug2 _jwt "$_jwt"
+
+  export _H1="Content-Type: application/json"
+  _iam_response="$(_post "$_jwt" "https://iam.api.cloud.yandex.net/iam/v1/tokens" "" "POST")"
+  _debug3 _iam_response "$(echo "$_iam_response" | _normalizeJson)"
+
+  YC_Token="$(echo "$_iam_response" | _normalizeJson | _egrep_o "\"iamToken\"[^,]*" | _egrep_o "[^:]*$" | tr -d '"')"
+  _debug3 YC_Token
+
+  return 0
+}
diff --git a/notify/smtp.sh b/notify/smtp.sh
index 293c665e..f5ebebca 100644
--- a/notify/smtp.sh
+++ b/notify/smtp.sh
@@ -169,7 +169,7 @@ _clean_email_header() {
 # email
 _email_has_display_name() {
   _email="$1"
-  expr "$_email" : '^.*[<>"]' >/dev/null
+  echo "$_email" | grep -q -E '^.*[<>"]'
 }
 
 ##
@@ -249,7 +249,7 @@ _mime_encoded_word() {
   _text="$1"
   # (regex character ranges like [a-z] can be locale-dependent; enumerate ASCII chars to avoid that)
   _ascii='] $`"'"[!#%&'()*+,./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ~^_abcdefghijklmnopqrstuvwxyz{|}~-"
-  if expr "$_text" : "^.*[^$_ascii]" >/dev/null; then
+  if echo "$_text" | grep -q -E "^.*[^$_ascii]"; then
     # At least one non-ASCII char; convert entire thing to encoded word
     printf "%s" "=?UTF-8?B?$(printf "%s" "$_text" | _base64)?="
   else