diff --git a/dnsapi/dns_acmedns.sh b/dnsapi/dns_acmedns.sh
index 057f9742..1fcd4c77 100755
--- a/dnsapi/dns_acmedns.sh
+++ b/dnsapi/dns_acmedns.sh
@@ -9,9 +9,10 @@
 #
 # You can optionally define an already existing account:
 #
-# export ACMEDNS_USERNAME="<username>"
-# export ACMEDNS_PASSWORD="<password>"
-# export ACMEDNS_SUBDOMAIN="<subdomain>"
+# replace . in domain with _
+# export ACMEDNS_USERNAME_$domain="<username>"
+# export ACMEDNS_PASSWORD_$domain="<password>"
+# export ACMEDNS_SUBDOMAIN_$domain="<subdomain>"
 #
 ########  Public functions #####################
 
@@ -19,23 +20,31 @@
 # Used to add txt record
 dns_acmedns_add() {
   fulldomain=$1
+  i=2
+  d=$(printf "%s" "$fulldomain" | cut -d . -f $i-100)
+  h="${d/./_}"
   txtvalue=$2
   _info "Using acme-dns"
   _debug "fulldomain $fulldomain"
+  _debug "domain $d"
+  _debug "$h"
   _debug "txtvalue $txtvalue"
 
   #for compatiblity from account conf
-  ACMEDNS_USERNAME="${ACMEDNS_USERNAME:-$(_readaccountconf_mutable ACMEDNS_USERNAME)}"
-  _clearaccountconf_mutable ACMEDNS_USERNAME
-  ACMEDNS_PASSWORD="${ACMEDNS_PASSWORD:-$(_readaccountconf_mutable ACMEDNS_PASSWORD)}"
-  _clearaccountconf_mutable ACMEDNS_PASSWORD
-  ACMEDNS_SUBDOMAIN="${ACMEDNS_SUBDOMAIN:-$(_readaccountconf_mutable ACMEDNS_SUBDOMAIN)}"
-  _clearaccountconf_mutable ACMEDNS_SUBDOMAIN
+  ACMEDNS_USERNAME="ACMEDNS_USERNAME_$h"
+  export ACMEDNS_USERNAME_$h="${!ACMEDNS_USERNAME:-$(_readaccountconf_mutable ACMEDNS_USERNAME)}"
+  _clearaccountconf_mutable $ACMEDNS_USERNAME
+  ACMEDNS_PASSWORD="ACMEDNS_PASSWORD_$h"
+  export ACMEDNS_PASSWORD_$h="${!ACMEDNS_PASSWORD:-$(_readaccountconf_mutable ACMEDNS_PASSWORD)}"
+  _clearaccountconf_mutable $ACMEDNS_PASSWORD
+  ACMEDNS_SUBDOMAIN="ACMEDNS_SUBDOMAIN_$h"
+  export ACMEDNS_SUBDOMAIN_$h="${!ACMEDNS_SUBDOMAIN:-$(_readaccountconf_mutable ACMEDNS_SUBDOMAIN)}"
+  _clearaccountconf_mutable $ACMEDNS_SUBDOMAIN
 
   ACMEDNS_BASE_URL="${ACMEDNS_BASE_URL:-$(_readdomainconf ACMEDNS_BASE_URL)}"
-  ACMEDNS_USERNAME="${ACMEDNS_USERNAME:-$(_readdomainconf ACMEDNS_USERNAME)}"
-  ACMEDNS_PASSWORD="${ACMEDNS_PASSWORD:-$(_readdomainconf ACMEDNS_PASSWORD)}"
-  ACMEDNS_SUBDOMAIN="${ACMEDNS_SUBDOMAIN:-$(_readdomainconf ACMEDNS_SUBDOMAIN)}"
+  export ACMEDNS_USERNAME_$h="${!ACMEDNS_USERNAME:-$(_readdomainconf ACMEDNS_USERNAME)}"
+  export ACMEDNS_PASSWORD_$h="${!ACMEDNS_PASSWORD:-$(_readdomainconf ACMEDNS_PASSWORD)}"
+  export ACMEDNS_SUBDOMAIN_$h="${!ACMEDNS_SUBDOMAIN:-$(_readdomainconf ACMEDNS_SUBDOMAIN)}"
 
   if [ "$ACMEDNS_BASE_URL" = "" ]; then
     ACMEDNS_BASE_URL="https://auth.acme-dns.io"
@@ -44,31 +53,32 @@ dns_acmedns_add() {
   ACMEDNS_UPDATE_URL="$ACMEDNS_BASE_URL/update"
   ACMEDNS_REGISTER_URL="$ACMEDNS_BASE_URL/register"
 
-  if [ -z "$ACMEDNS_USERNAME" ] || [ -z "$ACMEDNS_PASSWORD" ]; then
+  if [ -z "${!ACMEDNS_USERNAME}" ] || [ -z "${!ACMEDNS_PASSWORD}" ]; then
     response="$(_post "" "$ACMEDNS_REGISTER_URL" "" "POST")"
     _debug response "$response"
-    ACMEDNS_USERNAME=$(echo "$response" | sed -n 's/^{.*\"username\":[ ]*\"\([^\"]*\)\".*}/\1/p')
-    _debug "received username: $ACMEDNS_USERNAME"
-    ACMEDNS_PASSWORD=$(echo "$response" | sed -n 's/^{.*\"password\":[ ]*\"\([^\"]*\)\".*}/\1/p')
-    _debug "received password: $ACMEDNS_PASSWORD"
-    ACMEDNS_SUBDOMAIN=$(echo "$response" | sed -n 's/^{.*\"subdomain\":[ ]*\"\([^\"]*\)\".*}/\1/p')
-    _debug "received subdomain: $ACMEDNS_SUBDOMAIN"
-    ACMEDNS_FULLDOMAIN=$(echo "$response" | sed -n 's/^{.*\"fulldomain\":[ ]*\"\([^\"]*\)\".*}/\1/p')
+    export ACMEDNS_USERNAME_$h=$(echo "$response" | sed -n 's/^{.*\"username\":[ ]*\"\([^\"]*\)\".*}/\1/p')
+    _debug "received username: ${!ACMEDNS_USERNAME}"
+    export ACMEDNS_PASSWORD_$h=$(echo "$response" | sed -n 's/^{.*\"password\":[ ]*\"\([^\"]*\)\".*}/\1/p')
+    _debug "received password: ${!ACMEDNS_PASSWORD}"
+    export ACMEDNS_SUBDOMAIN_$h=$(echo "$response" | sed -n 's/^{.*\"subdomain\":[ ]*\"\([^\"]*\)\".*}/\1/p')
+    _debug "received subdomain: ${!ACMEDNS_SUBDOMAIN}"
+    ACMEDNS_FULLDOMAIN="ACMEDNS_FULLDOMAIN_$h"
+    export ACMEDNS_FULLDOMAIN_$h=$(echo "$response" | sed -n 's/^{.*\"fulldomain\":[ ]*\"\([^\"]*\)\".*}/\1/p')
     _info "##########################################################"
-    _info "# Create $fulldomain CNAME $ACMEDNS_FULLDOMAIN DNS entry #"
+    _info "# Create $fulldomain CNAME ${!ACMEDNS_FULLDOMAIN} DNS entry #"
     _info "##########################################################"
     _info "Press enter to continue... "
     read -r _
   fi
 
   _savedomainconf ACMEDNS_BASE_URL "$ACMEDNS_BASE_URL"
-  _savedomainconf ACMEDNS_USERNAME "$ACMEDNS_USERNAME"
-  _savedomainconf ACMEDNS_PASSWORD "$ACMEDNS_PASSWORD"
-  _savedomainconf ACMEDNS_SUBDOMAIN "$ACMEDNS_SUBDOMAIN"
+  _savedomainconf $ACMEDNS_USERNAME "${!ACMEDNS_USERNAME}"
+  _savedomainconf $ACMEDNS_PASSWORD "${!ACMEDNS_PASSWORD}"
+  _savedomainconf $ACMEDNS_SUBDOMAIN "${!ACMEDNS_SUBDOMAIN}"
 
-  export _H1="X-Api-User: $ACMEDNS_USERNAME"
-  export _H2="X-Api-Key: $ACMEDNS_PASSWORD"
-  data="{\"subdomain\":\"$ACMEDNS_SUBDOMAIN\", \"txt\": \"$txtvalue\"}"
+  export _H1="X-Api-User: ${!ACMEDNS_USERNAME}"
+  export _H2="X-Api-Key: ${!ACMEDNS_PASSWORD}"
+  data="{\"subdomain\":\"${!ACMEDNS_SUBDOMAIN}\", \"txt\": \"$txtvalue\"}"
 
   _debug data "$data"
   response="$(_post "$data" "$ACMEDNS_UPDATE_URL" "" "POST")"