diff --git a/dnsapi/dns_constellix.sh b/dnsapi/dns_constellix.sh
index 6a50e199..7251f8b2 100644
--- a/dnsapi/dns_constellix.sh
+++ b/dnsapi/dns_constellix.sh
@@ -117,7 +117,7 @@ dns_constellix_rm() {
 ####################  Private functions below ##################################
 
 _get_root() {
-  domain=$1
+  domain=$(echo "$1" | _lower_case)
   i=2
   p=1
   _debug "Detecting root zone"
@@ -156,6 +156,9 @@ _constellix_rest() {
   data="$3"
   _debug "$ep"
 
+  # Prevent rate limit
+  _sleep 2
+
   rdate=$(date +"%s")"000"
   hmac=$(printf "%s" "$rdate" | _hmac sha1 "$(printf "%s" "$CONSTELLIX_Secret" | _hex_dump | tr -d ' ')" | _base64)
 
diff --git a/dnsapi/dns_fornex.sh b/dnsapi/dns_fornex.sh
index 91e5491b..dcaa2297 100644
--- a/dnsapi/dns_fornex.sh
+++ b/dnsapi/dns_fornex.sh
@@ -95,7 +95,7 @@ _get_root() {
       return 1
     fi
 
-    if ! _rest GET "dns/domain/"; then
+    if ! _rest GET "dns/domain/?q=$h"; then
       return 1
     fi
 
diff --git a/dnsapi/dns_variomedia.sh b/dnsapi/dns_variomedia.sh
index fa38bbb6..4620b854 100644
--- a/dnsapi/dns_variomedia.sh
+++ b/dnsapi/dns_variomedia.sh
@@ -74,7 +74,7 @@ dns_variomedia_rm() {
     return 1
   fi
 
-  _record_id="$(echo "$response" | sed -E 's/,"tags":\[[^]]*\]//g' | cut -d '[' -f2 | cut -d']' -f1 | sed 's/},[ \t]*{/\},§\{/g' | tr § '\n' | grep "$_sub_domain" | grep -- "$txtvalue" | sed 's/^{//;s/}[,]?$//' | tr , '\n' | tr -d '\"' | grep ^id | cut -d : -f2 | tr -d ' ')"
+  _record_id="$(echo "$response" | sed -E 's/,"tags":\[[^]]*\]//g' | cut -d '[' -f3 | cut -d']' -f1 | sed 's/},[ \t]*{/\},§\{/g' | tr § '\n' | grep -i "$_sub_domain" | grep -- "$txtvalue" | sed 's/^{//;s/}[,]?$//' | tr , '\n' | tr -d '\"' | grep ^id | cut -d : -f2 | tr -d ' ')"
   _debug _record_id "$_record_id"
   if [ "$_record_id" ]; then
     _info "Successfully retrieved the record id for ACME challenge."