diff --git a/dnsapi/dns_dnsever.sh b/dnsapi/dns_dnsever.sh
new file mode 100644
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+++ b/dnsapi/dns_dnsever.sh
@@ -0,0 +1,121 @@
+#!/usr/bin/env bash
+
+#Here is a sample custom api script.
+#This file name is "dns_myapi.sh"
+#So, here must be a method   dns_myapi_add()
+#Which will be called by acme.sh to add the txt record to your api system.
+#returns 0 means success, otherwise error.
+#
+#Author: Neilpang
+#Report Bugs here: https://github.com/Neilpang/acme.sh
+#
+########  Public functions #####################
+
+#Usage: dns_myapi_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_dnsever_add() {
+  fulldomain=$1
+  txtvalue=$2
+  _info "Using dnsever"
+  _debug fulldomain "$fulldomain"
+  _debug txtvalue "$txtvalue"
+
+  if [ -z "$DNSEVER_ID" ] || [ -z "$DNSEVER_PW" ]; then
+    DNSEVER_ID=""
+    DNSEVER_ID=""
+    _err "You don't specify dnsever.com ID or PW yet."
+    _err "Please create you key and try again."
+    return 1
+  fi
+
+  #save the api key and email to the account conf file.
+  _saveaccountconf DNSEVER_ID "$DNSEVER_ID"
+  _saveaccountconf DNSEVER_PW "$DNSEVER_PW"
+
+
+  dnsever_add_txt "$DNSEVER_ID" "$DNSEVER_PW" "$fulldomain" "$txtvalue"
+  return $?
+}
+
+#Usage: fulldomain txtvalue
+#Remove the txt record after validation.
+dns_dnsever_rm() {
+  fulldomain=$1
+  txtvalue=$2
+  _info "Using dnsever"
+  _debug fulldomain "$fulldomain"
+  _debug txtvalue "$txtvalue"
+  dnsever_delete_txt "$DNSEVER_ID" "$DNSEVER_PW" "$fulldomain" "$txtvalue"
+  return $?
+}
+
+####################  Private functions below ##################################
+
+dnsever_add_txt(){
+  local login_id="$1"; local login_password="$2"; local fulldomain="$3"; local new_txt="$4"
+  local n=$(echo $fulldomain |  grep -o '\.'  | wc -l)
+  local f=$(seq 1 $(($n - 1)) | paste -d, -s -)
+  local subname=$(echo $fulldomain | cut -f $f -d .)
+  local user_domain=$(echo $fulldomain | cut -f $n,$(( $n + 1 )) -d .)
+
+  curl -sS -k -c /tmp/dnsever.txt -d "login_id=$login_id" -d "login_password=$login_password" https://kr.dnsever.com/index.html > /tmp/dnsever.html
+  local skey=$(curl -s -k -b /tmp/dnsever.txt https://kr.dnsever.com/start.html | grep skey | sed -n -e "s/^.*value=['\"]\(.*\)['\"].*/\1/p")
+
+  _info "dnsever_add_txt skey=$skey user_domain=$user_domain selected_menu=edittxt command=add_txt subname=$subname new_txt=$new_txt"
+
+  if [ -z "$skey" -o -z "$user_domain" -o -z "$subname" -o -z "$new_txt" ]; then
+    _err "dnsever_add_txt ERROR skey or user_domain or subname or new_txt was empty"
+    return 1
+  fi
+
+  curl -sS -k -b /tmp/dnsever.txt -d "skey=$skey" -d "user_domain=$user_domain" -d 'selected_menu=edittxt' \
+  -d "subname=$subname" -d "new_txt=$new_txt" -d 'command=add_txt' \
+  "https://kr.dnsever.com/start.html?user_domain=$user_domain&selected_menu=edittxt" > /tmp/dnsever.html
+  return $?
+}
+
+dnsever_delete_txt(){
+  local login_id="$1"; local login_password="$2"; local fulldomain="$3"; local txtvalue="$4"
+  local n=$(echo $fulldomain |  grep -o '\.'  | wc -l)
+  local f=$(seq 1 $(($n - 1)) | paste -d, -s -)
+  local subname=$(echo $fulldomain | cut -f $f -d .)
+  local user_domain=$(echo $fulldomain | cut -f $n,$(( $n + 1 )) -d .)
+
+
+  curl -sS -k -c /tmp/dnsever.txt -d "login_id=$login_id" -d "login_password=$login_password" https://kr.dnsever.com/index.html > /tmp/dnsever.html
+  curl -sS -k -b /tmp/dnsever.txt "https://kr.dnsever.com/start.html?user_domain=$user_domain&selected_menu=edittxt" > /tmp/dnsever.html
+
+  local skey=$(cat /tmp/dnsever.html | grep skey | sed -n -e "s/^.*value=['\"]\(.*\)['\"].*/\1/p")
+
+  _info "dnsever_delete_txt skey=$skey subname=$subname user_domain=$user_domain"
+
+  if [ -z "$skey" -o -z "$user_domain" -o -z "$subname" ]; then
+    _err "dnsever_delete_txt ERROR skey or user_domain or subname was empty"
+    return 1
+  fi
+
+  local matched=$(grep "$fulldomain" /tmp/dnsever.html | sed -n -e "s/^.*name=['\"]\(.*\)['\"].*value.*$/\1/p" | sed 's/domain_for_txt_//g')
+  local n; local checked; local input;
+  for n in $matched; do
+    local seq=$(cat /tmp/dnsever.html | grep seq_$n | sed -n -e "s/^.*value=['\"]\(.*\)['\"].*/\1/p")
+    local old_txt=$(cat /tmp/dnsever.html | grep old_txt_$n | sed -n -e "s/^.*value=['\"]\(.*\)['\"].*id=.*$/\1/p")
+    if [ "$txtvalue" != "$old_txt" ]; then
+      _info "dnsever_delete_txt skip deleting seq=$seq fulldomain=$fulldomain due to old_txt=$old_txt was different from txtvalue=$txtvalue skip"
+      continue
+    fi
+    checked="$checked,$n"
+    input="$input -d domain_for_txt_$n=$fulldomain -d seq_$n=$seq -d old_txt_$n=$old_txt"
+  done
+  local check=$(echo "$checked" | sed 's/^,//')
+
+  _info "dnsever_delete_txt skey=$skey user_domain=$user_domain selected_menu=edittxt command=delete_txt check[]=$check $input"
+
+  if [ -z "$skey" -o -z "$user_domain" -o -z "$check" -o -z "$input" ]; then
+    _err "dnsever_delete_txt ERROR skey or user_domain or check[] or other parameters was empty. Maybe $fulldomain=$txtvalue was not found."
+    return 1
+  fi
+
+  curl -sS -k -b /tmp/dnsever.txt -d "skey=$skey" -d "user_domain=$user_domain" -d 'selected_menu=edittxt' \
+  -d "check[]=$check" $input -d 'command=delete_txt' \
+  "https://kr.dnsever.com/start.html?user_domain=$user_domain&selected_menu=edittxt" > /tmp/dnsever.html
+  return $?
+}