diff --git a/acme.sh b/acme.sh
index 54dfa9a5cb..bce7a41d21 100755
--- a/acme.sh
+++ b/acme.sh
@@ -2118,12 +2118,7 @@ _tail_n() {
 }
 
 _tail_c() {
-  if _is_solaris; then
-    #fix for solaris
-    tail -"$1"c
-  else
-    tail -c "$1"
-  fi
+  tail -c "$1" 2>/dev/null || tail -"$1"c
 }
 
 # url  payload needbase64  keyfile
@@ -5993,6 +5988,7 @@ installcronjob() {
   fi
   _t=$(_time)
   random_minute=$(_math $_t % 60)
+  random_hour=$(_math $_t / 60 % 24)
 
   if ! _exists "$_CRONTAB" && _exists "fcrontab"; then
     _CRONTAB="fcrontab"
@@ -6017,16 +6013,14 @@ installcronjob() {
   _info "Installing cron job"
   if ! $_CRONTAB -l | grep "$PROJECT_ENTRY --cron"; then
     if _exists uname && uname -a | grep SunOS >/dev/null; then
-      $_CRONTAB -l | {
-        cat
-        echo "$random_minute 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
-      } | $_CRONTAB --
+      _CRONTAB_STDIN="$_CRONTAB --"
     else
-      $_CRONTAB -l | {
-        cat
-        echo "$random_minute 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
-      } | $_CRONTAB -
+      _CRONTAB_STDIN="$_CRONTAB -"
     fi
+    $_CRONTAB -l | {
+      cat
+      echo "$random_minute $random_hour * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
+    } | $_CRONTAB_STDIN
   fi
   if [ "$?" != "0" ]; then
     _err "Install cron job failed. You need to manually renew your certs."
diff --git a/deploy/synology_dsm.sh b/deploy/synology_dsm.sh
index 7398b35006..21c7ac9b76 100644
--- a/deploy/synology_dsm.sh
+++ b/deploy/synology_dsm.sh
@@ -91,8 +91,10 @@ synology_dsm_deploy() {
 
   _debug "Getting API version"
   response=$(_get "$_base_url/webapi/query.cgi?api=SYNO.API.Info&version=1&method=query&query=SYNO.API.Auth")
+  api_path=$(echo "$response" | grep "SYNO.API.Auth" | sed -n 's/.*"path" *: *"\([0-9]*\)".*/\1/p')
   api_version=$(echo "$response" | grep "SYNO.API.Auth" | sed -n 's/.*"maxVersion" *: *\([0-9]*\).*/\1/p')
   _debug3 response "$response"
+  _debug3 api_path "$api_path"
   _debug3 api_version "$api_version"
 
   # Login, get the session ID & SynoToken from JSON
@@ -133,12 +135,15 @@ synology_dsm_deploy() {
       [ -n "${SYNO_Device_Name}" ] || SYNO_Device_Name="CertRenewal"
     fi
 
-    response=$(_get "$_base_url/webapi/entry.cgi?api=SYNO.API.Auth&version=$api_version&method=login&format=sid&account=$encoded_username&passwd=$encoded_password&otp_code=$otp_code&enable_syno_token=yes&enable_device_token=yes&device_name=$SYNO_Device_Name")
-    _debug3 response "$response"
-    SYNO_Device_ID=$(echo "$response" | grep "device_id" | sed -n 's/.*"device_id" *: *"\([^"]*\).*/\1/p')
+    response=$(_get "$_base_url/webapi/$api_path?api=SYNO.API.Auth&version=$api_version&method=login&format=sid&account=$encoded_username&passwd=$encoded_password&otp_code=$otp_code&enable_syno_token=yes&enable_device_token=yes&device_name=$SYNO_Device_Name")
+    _secure_debug3 response "$response"
+
+    id_property='device_id'
+    [ "${api_version}" -gt '6' ] || id_property='did'
+    SYNO_Device_ID=$(echo "$response" | grep "$id_property" | sed -n 's/.*"'$id_property'" *: *"\([^"]*\).*/\1/p')
     _secure_debug2 SYNO_Device_ID "$SYNO_Device_ID"
   else
-    response=$(_get "$_base_url/webapi/entry.cgi?api=SYNO.API.Auth&version=$api_version&method=login&format=sid&account=$encoded_username&passwd=$encoded_password&enable_syno_token=yes&device_name=$SYNO_Device_Name&device_id=$SYNO_Device_ID")
+    response=$(_get "$_base_url/webapi/$api_path?api=SYNO.API.Auth&version=$api_version&method=login&format=sid&account=$encoded_username&passwd=$encoded_password&enable_syno_token=yes&device_name=$SYNO_Device_Name&device_id=$SYNO_Device_ID")
     _debug3 response "$response"
   fi
 
diff --git a/dnsapi/dns_ali.sh b/dnsapi/dns_ali.sh
index c21056726f..c69839dcbd 100755
--- a/dnsapi/dns_ali.sh
+++ b/dnsapi/dns_ali.sh
@@ -117,7 +117,7 @@ _ali_urlencode() {
 _ali_nonce() {
   #_head_n 1 </dev/urandom | _digest "sha256" hex | cut -c 1-31
   #Not so good...
-  date +"%s%N"
+  date +"%s%N" | sed 's/%N//g'
 }
 
 _check_exist_query() {
diff --git a/dnsapi/dns_artfiles.sh b/dnsapi/dns_artfiles.sh
new file mode 100644
index 0000000000..a762837e65
--- /dev/null
+++ b/dnsapi/dns_artfiles.sh
@@ -0,0 +1,180 @@
+#!/usr/bin/env sh
+
+################################################################################
+# ACME.sh 3rd party DNS API plugin for ArtFiles.de
+################################################################################
+# Author:   Martin Arndt, https://troublezone.net/
+# Released: 2022-02-27
+# Issues:   https://github.com/acmesh-official/acme.sh/issues/4718
+################################################################################
+# Usage:
+# 1. export AF_API_USERNAME='api12345678'
+# 2. export AF_API_PASSWORD='apiPassword'
+# 3. acme.sh --issue -d example.com --dns dns_artfiles
+################################################################################
+
+########## API configuration ###################################################
+
+AF_API_SUCCESS='status":"OK'
+AF_URL_DCP='https://dcp.c.artfiles.de/api/'
+AF_URL_DNS=${AF_URL_DCP}'dns/{*}_dns.html?domain='
+AF_URL_DOMAINS=${AF_URL_DCP}'domain/get_domains.html'
+
+########## Public functions ####################################################
+
+# Adds a new TXT record for given ACME challenge value & domain.
+# Usage: dns_artfiles_add _acme-challenge.www.example.com "ACME challenge value"
+dns_artfiles_add() {
+  domain="$1"
+  txtValue="$2"
+  _info 'Using ArtFiles.de DNS addition API…'
+  _debug 'Domain' "$domain"
+  _debug 'txtValue' "$txtValue"
+
+  _set_credentials
+  _saveaccountconf_mutable 'AF_API_USERNAME' "$AF_API_USERNAME"
+  _saveaccountconf_mutable 'AF_API_PASSWORD' "$AF_API_PASSWORD"
+
+  _set_headers
+  _get_zone "$domain"
+  _dns 'GET'
+  if ! _contains "$response" 'TXT'; then
+    _err 'Retrieving TXT records failed.'
+
+    return 1
+  fi
+
+  _clean_records
+  _dns 'SET' "$(printf -- '%s\n_acme-challenge "%s"' "$response" "$txtValue")"
+  if ! _contains "$response" "$AF_API_SUCCESS"; then
+    _err 'Adding ACME challenge value failed.'
+
+    return 1
+  fi
+}
+
+# Removes the existing TXT record for given ACME challenge value & domain.
+# Usage: dns_artfiles_rm _acme-challenge.www.example.com "ACME challenge value"
+dns_artfiles_rm() {
+  domain="$1"
+  txtValue="$2"
+  _info 'Using ArtFiles.de DNS removal API…'
+  _debug 'Domain' "$domain"
+  _debug 'txtValue' "$txtValue"
+
+  _set_credentials
+  _set_headers
+  _get_zone "$domain"
+  if ! _dns 'GET'; then
+    return 1
+  fi
+
+  if ! _contains "$response" "$txtValue"; then
+    _err 'Retrieved TXT records are missing given ACME challenge value.'
+
+    return 1
+  fi
+
+  _clean_records
+  response="$(printf -- '%s' "$response" | sed '/_acme-challenge "'"$txtValue"'"/d')"
+  _dns 'SET' "$response"
+  if ! _contains "$response" "$AF_API_SUCCESS"; then
+    _err 'Removing ACME challenge value failed.'
+
+    return 1
+  fi
+}
+
+########## Private functions ###################################################
+
+# Cleans awful TXT records response of ArtFiles's API & pretty prints it.
+# Usage: _clean_records
+_clean_records() {
+  _info 'Cleaning TXT records…'
+  # Extract TXT part, strip trailing quote sign (ACME.sh API guidelines forbid
+  # usage of SED's GNU extensions, hence couldn't omit it via regex), strip '\'
+  # from '\"' & turn '\n' into real LF characters.
+  # Yup, awful API to use - but that's all we got to get this working, so… ;)
+  _debug2 'Raw  ' "$response"
+  response="$(printf -- '%s' "$response" | sed 's/^.*TXT":"\([^}]*\).*$/\1/;s/,".*$//;s/.$//;s/\\"/"/g;s/\\n/\n/g')"
+  _debug2 'Clean' "$response"
+}
+
+# Executes an HTTP GET or POST request for getting or setting DNS records,
+# containing given payload upon POST.
+# Usage: _dns [GET | SET] [payload]
+_dns() {
+  _info 'Executing HTTP request…'
+  action="$1"
+  payload="$(printf -- '%s' "$2" | _url_encode)"
+  url="$(printf -- '%s%s' "$AF_URL_DNS" "$domain" | sed 's/{\*}/'"$(printf -- '%s' "$action" | _lower_case)"'/')"
+
+  if [ "$action" = 'SET' ]; then
+    _debug2 'Payload' "$payload"
+    response="$(_post '' "$url&TXT=$payload" '' 'POST' 'application/x-www-form-urlencoded')"
+  else
+    response="$(_get "$url" '' 10)"
+  fi
+
+  if ! _contains "$response" "$AF_API_SUCCESS"; then
+    _err "DNS API error: $response"
+
+    return 1
+  fi
+
+  _debug 'Response' "$response"
+
+  return 0
+}
+
+# Gets the root domain zone for given domain.
+# Usage: _get_zone _acme-challenge.www.example.com
+_get_zone() {
+  fqdn="$1"
+  domains="$(_get "$AF_URL_DOMAINS" '' 10)"
+  _info 'Getting domain zone…'
+  _debug2 'FQDN' "$fqdn"
+  _debug2 'Domains' "$domains"
+
+  while _contains "$fqdn" "."; do
+    if _contains "$domains" "$fqdn"; then
+      domain="$fqdn"
+      _info "Found root domain zone: $domain"
+      break
+    else
+      fqdn="${fqdn#*.}"
+      _debug2 'FQDN' "$fqdn"
+    fi
+  done
+
+  if [ "$domain" = "$fqdn" ]; then
+    return 0
+  fi
+
+  _err 'Couldn'\''t find root domain zone.'
+
+  return 1
+}
+
+# Sets the credentials for accessing ArtFiles's API
+# Usage: _set_credentials
+_set_credentials() {
+  _info 'Setting credentials…'
+  AF_API_USERNAME="${AF_API_USERNAME:-$(_readaccountconf_mutable AF_API_USERNAME)}"
+  AF_API_PASSWORD="${AF_API_PASSWORD:-$(_readaccountconf_mutable AF_API_PASSWORD)}"
+  if [ -z "$AF_API_USERNAME" ] || [ -z "$AF_API_PASSWORD" ]; then
+    _err 'Missing ArtFiles.de username and/or password.'
+    _err 'Please ensure both are set via export command & try again.'
+
+    return 1
+  fi
+}
+
+# Adds the HTTP Authorization & Content-Type headers to a follow-up request.
+# Usage: _set_headers
+_set_headers() {
+  _info 'Setting headers…'
+  encoded="$(printf -- '%s:%s' "$AF_API_USERNAME" "$AF_API_PASSWORD" | _base64)"
+  export _H1="Authorization: Basic $encoded"
+  export _H2='Content-Type: application/json'
+}
diff --git a/dnsapi/dns_gandi_livedns.sh b/dnsapi/dns_gandi_livedns.sh
index 931da883fc..14939d7c5a 100644
--- a/dnsapi/dns_gandi_livedns.sh
+++ b/dnsapi/dns_gandi_livedns.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env sh
 
 # Gandi LiveDNS v5 API
-# https://doc.livedns.gandi.net/
+# https://api.gandi.net/docs/livedns/
+# https://api.gandi.net/docs/authentication/ for token + apikey (deprecated) authentication
 # currently under beta
 #
 # Requires GANDI API KEY set in GANDI_LIVEDNS_KEY set as environment variable
@@ -19,13 +20,20 @@ dns_gandi_livedns_add() {
   fulldomain=$1
   txtvalue=$2
 
-  if [ -z "$GANDI_LIVEDNS_KEY" ]; then
-    _err "No API key specified for Gandi LiveDNS."
-    _err "Create your key and export it as GANDI_LIVEDNS_KEY"
+  if [ -z "$GANDI_LIVEDNS_KEY" ] && [ -z "$GANDI_LIVEDNS_TOKEN" ]; then
+    _err "No Token or API key (deprecated) specified for Gandi LiveDNS."
+    _err "Create your token or key and export it as GANDI_LIVEDNS_KEY or GANDI_LIVEDNS_TOKEN respectively"
     return 1
   fi
 
-  _saveaccountconf GANDI_LIVEDNS_KEY "$GANDI_LIVEDNS_KEY"
+  # Keep only one secret in configuration
+  if [ -n "$GANDI_LIVEDNS_TOKEN" ]; then
+    _saveaccountconf GANDI_LIVEDNS_TOKEN "$GANDI_LIVEDNS_TOKEN"
+    _clearaccountconf GANDI_LIVEDNS_KEY
+  elif [ -n "$GANDI_LIVEDNS_KEY" ]; then
+    _saveaccountconf GANDI_LIVEDNS_KEY "$GANDI_LIVEDNS_KEY"
+    _clearaccountconf GANDI_LIVEDNS_TOKEN
+  fi
 
   _debug "First detect the root zone"
   if ! _get_root "$fulldomain"; then
@@ -157,7 +165,12 @@ _gandi_livedns_rest() {
   _debug "$ep"
 
   export _H1="Content-Type: application/json"
-  export _H2="X-Api-Key: $GANDI_LIVEDNS_KEY"
+
+  if [ -n "$GANDI_LIVEDNS_TOKEN" ]; then
+    export _H2="Authorization: Bearer $GANDI_LIVEDNS_TOKEN"
+  else
+    export _H2="X-Api-Key: $GANDI_LIVEDNS_KEY"
+  fi
 
   if [ "$m" = "GET" ]; then
     response="$(_get "$GANDI_LIVEDNS_API/$ep")"
diff --git a/dnsapi/dns_tencent.sh b/dnsapi/dns_tencent.sh
new file mode 100644
index 0000000000..2f8d3b67e6
--- /dev/null
+++ b/dnsapi/dns_tencent.sh
@@ -0,0 +1,211 @@
+#!/usr/bin/env sh
+Tencent_API="https://dnspod.tencentcloudapi.com"
+
+#Tencent_SecretId="AKIDz81d2cd22cdcdc2dcd1cc1d1A"
+#Tencent_SecretKey="Gu5t9abcabcaabcbabcbbbcbcbbccbbcb"
+
+#Usage: dns_tencent_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_tencent_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  Tencent_SecretId="${Tencent_SecretId:-$(_readaccountconf_mutable Tencent_SecretId)}"
+  Tencent_SecretKey="${Tencent_SecretKey:-$(_readaccountconf_mutable Tencent_SecretKey)}"
+  if [ -z "$Tencent_SecretId" ] || [ -z "$Tencent_SecretKey" ]; then
+    Tencent_SecretId=""
+    Tencent_SecretKey=""
+    _err "You don't specify tencent api SecretId and SecretKey yet."
+    return 1
+  fi
+
+  #save the api SecretId and SecretKey to the account conf file.
+  _saveaccountconf_mutable Tencent_SecretId "$Tencent_SecretId"
+  _saveaccountconf_mutable Tencent_SecretKey "$Tencent_SecretKey"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    return 1
+  fi
+
+  _debug "Add record"
+  _add_record_query "$_domain" "$_sub_domain" "$txtvalue" && _tencent_rest "CreateRecord"
+}
+
+dns_tencent_rm() {
+  fulldomain=$1
+  txtvalue=$2
+  Tencent_SecretId="${Tencent_SecretId:-$(_readaccountconf_mutable Tencent_SecretId)}"
+  Tencent_SecretKey="${Tencent_SecretKey:-$(_readaccountconf_mutable Tencent_SecretKey)}"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    return 1
+  fi
+
+  _debug "Get record list"
+  attempt=1
+  max_attempts=5
+  while [ -z "$record_id" ] && [ "$attempt" -le $max_attempts ]; do
+    _check_exist_query "$_domain" "$_sub_domain" "$txtvalue" && _tencent_rest "DescribeRecordFilterList"
+    record_id="$(echo "$response" | _egrep_o "\"RecordId\":\s*[0-9]+" | _egrep_o "[0-9]+")"
+    _debug2 record_id "$record_id"
+    if [ -z "$record_id" ]; then
+      _debug "Due to TencentCloud API synchronization delay, record not found, waiting 10 seconds and retrying"
+      _sleep 10
+      attempt=$(_math "$attempt + 1")
+    fi
+  done
+
+  record_id="$(echo "$response" | _egrep_o "\"RecordId\":\s*[0-9]+" | _egrep_o "[0-9]+")"
+  _debug2 record_id "$record_id"
+
+  if [ -z "$record_id" ]; then
+    _debug "record not found after $max_attempts attempts, skip"
+  else
+    _debug "Delete record"
+    _delete_record_query "$record_id" && _tencent_rest "DeleteRecord"
+  fi
+}
+
+####################  Private functions below ##################################
+
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+
+    _describe_records_query "$h" "@"
+    if ! _tencent_rest "DescribeRecordList" "ignore"; then
+      return 1
+    fi
+
+    if _contains "$response" "\"TotalCount\":"; then
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
+      _debug _sub_domain "$_sub_domain"
+      _domain="$h"
+      _debug _domain "$_domain"
+      return 0
+    fi
+    p="$i"
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_tencent_rest() {
+  action=$1
+  service="dnspod"
+  payload="${query}"
+  timestamp=$(date -u +%s)
+
+  token=$(tencent_signature_v3 $service "$action" "$payload" "$timestamp")
+  version="2021-03-23"
+
+  if ! response="$(tencent_api_request $service $version "$action" "$payload" "$timestamp")"; then
+    _err "Error <$1>"
+    return 1
+  fi
+
+  _debug2 response "$response"
+  if [ -z "$2" ]; then
+    message="$(echo "$response" | _egrep_o "\"Message\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")"
+    if [ "$message" ]; then
+      _err "$message"
+      return 1
+    fi
+  fi
+}
+
+_add_record_query() {
+  query="{\"Domain\":\"$1\",\"SubDomain\":\"$2\",\"RecordType\":\"TXT\",\"RecordLineId\":\"0\",\"RecordLine\":\"0\",\"Value\":\"$3\",\"TTL\":600}"
+}
+
+_describe_records_query() {
+  query="{\"Domain\":\"$1\",\"Limit\":3000}"
+}
+
+_delete_record_query() {
+  query="{\"Domain\":\"$_domain\",\"RecordId\":$1}"
+}
+
+_check_exist_query() {
+  _domain="$1"
+  _subdomain="$2"
+  _value="$3"
+  query="{\"Domain\":\"$_domain\",\"SubDomain\":\"$_subdomain\",\"RecordValue\":\"$_value\"}"
+}
+
+# shell client for tencent cloud api v3 | @author: rehiy
+
+tencent_sha256() {
+  printf %b "$@" | _digest sha256 hex
+}
+
+tencent_hmac_sha256() {
+  k=$1
+  shift
+  hex_key=$(printf %b "$k" | _hex_dump | tr -d ' ')
+  printf %b "$@" | _hmac sha256 "$hex_key" hex
+}
+
+tencent_hmac_sha256_hexkey() {
+  k=$1
+  shift
+  printf %b "$@" | _hmac sha256 "$k" hex
+}
+
+tencent_signature_v3() {
+  service=$1
+  action=$(echo "$2" | _lower_case)
+  payload=${3:-'{}'}
+  timestamp=${4:-$(date +%s)}
+
+  domain="$service.tencentcloudapi.com"
+  secretId=${Tencent_SecretId:-'tencent-cloud-secret-id'}
+  secretKey=${Tencent_SecretKey:-'tencent-cloud-secret-key'}
+
+  algorithm='TC3-HMAC-SHA256'
+  date=$(date -u -d "@$timestamp" +%Y-%m-%d 2>/dev/null)
+  [ -z "$date" ] && date=$(date -u -r "$timestamp" +%Y-%m-%d)
+
+  canonicalUri='/'
+  canonicalQuery=''
+  canonicalHeaders="content-type:application/json\nhost:$domain\nx-tc-action:$action\n"
+
+  signedHeaders='content-type;host;x-tc-action'
+  canonicalRequest="POST\n$canonicalUri\n$canonicalQuery\n$canonicalHeaders\n$signedHeaders\n$(tencent_sha256 "$payload")"
+
+  credentialScope="$date/$service/tc3_request"
+  stringToSign="$algorithm\n$timestamp\n$credentialScope\n$(tencent_sha256 "$canonicalRequest")"
+
+  secretDate=$(tencent_hmac_sha256 "TC3$secretKey" "$date")
+  secretService=$(tencent_hmac_sha256_hexkey "$secretDate" "$service")
+  secretSigning=$(tencent_hmac_sha256_hexkey "$secretService" 'tc3_request')
+  signature=$(tencent_hmac_sha256_hexkey "$secretSigning" "$stringToSign")
+
+  echo "$algorithm Credential=$secretId/$credentialScope, SignedHeaders=$signedHeaders, Signature=$signature"
+}
+
+tencent_api_request() {
+  service=$1
+  version=$2
+  action=$3
+  payload=${4:-'{}'}
+  timestamp=${5:-$(date +%s)}
+
+  token=$(tencent_signature_v3 "$service" "$action" "$payload" "$timestamp")
+
+  _H1="Content-Type: application/json"
+  _H2="Authorization: $token"
+  _H3="X-TC-Version: $version"
+  _H4="X-TC-Timestamp: $timestamp"
+  _H5="X-TC-Action: $action"
+
+  _post "$payload" "$Tencent_API" "" "POST" "application/json"
+}
diff --git a/dnsapi/dns_variomedia.sh b/dnsapi/dns_variomedia.sh
index a35b8f0f93..aa743807f5 100644
--- a/dnsapi/dns_variomedia.sh
+++ b/dnsapi/dns_variomedia.sh
@@ -69,7 +69,7 @@ dns_variomedia_rm() {
     return 1
   fi
 
-  _record_id="$(echo "$response" | 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 '[' -f2 | cut -d']' -f1 | sed 's/},[ \t]*{/\},§\{/g' | tr § '\n' | grep "$_sub_domain" | grep -- "$txtvalue" | sed 's/^{//;s/}[,]?$//' | tr , '\n' | tr -d '\"' | grep ^id | cut -d : -f2 | tr -d ' ')"
   _debug _record_id "$_record_id"
   if [ "$_record_id" ]; then
     _info "Successfully retrieved the record id for ACME challenge."
@@ -93,11 +93,11 @@ dns_variomedia_rm() {
 # _sub_domain=_acme-challenge.www
 # _domain=domain.com
 _get_root() {
-  fulldomain=$1
+  domain=$1
   i=1
+  p=1
   while true; do
-    h=$(printf "%s" "$fulldomain" | cut -d . -f $i-100)
-    _debug h "$h"
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
     if [ -z "$h" ]; then
       return 1
     fi
@@ -106,17 +106,14 @@ _get_root() {
       return 1
     fi
 
-    if _startswith "$response" "\{\"data\":"; then
-      if _contains "$response" "\"id\":\"$h\""; then
-        _sub_domain="$(echo "$fulldomain" | sed "s/\\.$h\$//")"
-        _domain=$h
-        return 0
-      fi
+    if _contains "$response" "\"id\":\"$h\""; then
+      _sub_domain=$(printf "%s" "$domain" | cut -d '.' -f 1-$p)
+      _domain="$h"
+      return 0
     fi
+    p=$i
     i=$(_math "$i" + 1)
   done
-
-  _debug "root domain not found"
   return 1
 }