diff --git a/dnsapi/dns_linode_v4.sh b/dnsapi/dns_linode_v4.sh
index ee7ee892..c2bebc57 100755
--- a/dnsapi/dns_linode_v4.sh
+++ b/dnsapi/dns_linode_v4.sh
@@ -36,7 +36,7 @@ dns_linode_v4_add() {
             }"
 
   if _rest POST "/$_domain_id/records" "$_payload" && [ -n "$response" ]; then
-    _resource_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\s*[0-9]+" | cut -d : -f 2 | tr -d " " | _head_n 1)
+    _resource_id=$(printf "%s\n" "$response" | _egrep_o "\"id\": *[0-9]+" | cut -d : -f 2 | tr -d " " | _head_n 1)
     _debug _resource_id "$_resource_id"
 
     if [ -z "$_resource_id" ]; then
@@ -74,9 +74,9 @@ dns_linode_v4_rm() {
   if _rest GET "/$_domain_id/records" && [ -n "$response" ]; then
     response="$(echo "$response" | tr -d "\n" | tr '{' "|" | sed 's/|/&{/g' | tr "|" "\n")"
 
-    resource="$(echo "$response" | _egrep_o "{.*\"name\":\s*\"$_sub_domain\".*}")"
+    resource="$(echo "$response" | _egrep_o "\{.*\"name\": *\"$_sub_domain\".*}")"
     if [ "$resource" ]; then
-      _resource_id=$(printf "%s\n" "$resource" | _egrep_o "\"id\":\s*[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
+      _resource_id=$(printf "%s\n" "$resource" | _egrep_o "\"id\": *[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
       if [ "$_resource_id" ]; then
         _debug _resource_id "$_resource_id"
 
@@ -139,9 +139,9 @@ _get_root() {
         return 1
       fi
 
-      hostedzone="$(echo "$response" | _egrep_o "{.*\"domain\":\s*\"$h\".*}")"
+      hostedzone="$(echo "$response" | _egrep_o "\{.*\"domain\": *\"$h\".*}")"
       if [ "$hostedzone" ]; then
-        _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "\"id\":\s*[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
+        _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "\"id\": *[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "$_domain_id" ]; then
           _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
           _domain=$h
diff --git a/dnsapi/dns_yandex.sh b/dnsapi/dns_yandex.sh
index a4f39784..5721f994 100755
--- a/dnsapi/dns_yandex.sh
+++ b/dnsapi/dns_yandex.sh
@@ -6,6 +6,9 @@
 # Values to export:
 # export PDD_Token="xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
 
+# Sometimes cloudflare / google doesn't pick new dns records fast enough.
+# You can add --dnssleep XX to params as workaround.
+
 ########  Public functions #####################
 
 #Usage: dns_myapi_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
@@ -13,97 +16,106 @@ dns_yandex_add() {
   fulldomain="${1}"
   txtvalue="${2}"
   _debug "Calling: dns_yandex_add() '${fulldomain}' '${txtvalue}'"
-  _PDD_credentials || return 1
-  export _H1="PddToken: $PDD_Token"
 
-  _PDD_get_domain "$fulldomain" || return 1
-  _debug "Found suitable domain in pdd: $curDomain"
-  curData="domain=${curDomain}&type=TXT&subdomain=${curSubdomain}&ttl=360&content=${txtvalue}"
-  curUri="https://pddimp.yandex.ru/api2/admin/dns/add"
-  curResult="$(_post "${curData}" "${curUri}")"
-  _debug "Result: $curResult"
+  _PDD_credentials || return 1
+
+  _PDD_get_domain || return 1
+  _debug "Found suitable domain: $domain"
+
+  _PDD_get_record_ids || return 1
+  _debug "Record_ids: $record_ids"
+
+  if [ ! -z "$record_ids" ]; then
+    _info "All existing $subdomain records from $domain will be removed at the very end."
+  fi
+
+  data="domain=${domain}&type=TXT&subdomain=${subdomain}&ttl=300&content=${txtvalue}"
+  uri="https://pddimp.yandex.ru/api2/admin/dns/add"
+  result="$(_post "${data}" "${uri}" | _normalizeJson)"
+  _debug "Result: $result"
+
+  if ! _contains "$result" '"success":"ok"'; then
+    if _contains "$result" '"success":"error"' && _contains "$result" '"error":"record_exists"'; then
+      _info "Record already exists."
+    else
+      _err "Can't add $subdomain to $domain."
+      return 1
+    fi
+  fi
 }
 
 #Usage: dns_myapi_rm   _acme-challenge.www.domain.com
 dns_yandex_rm() {
   fulldomain="${1}"
   _debug "Calling: dns_yandex_rm() '${fulldomain}'"
+
   _PDD_credentials || return 1
-  export _H1="PddToken: $PDD_Token"
 
   _PDD_get_domain "$fulldomain" || return 1
-  _debug "Found suitable domain in pdd: $curDomain"
+  _debug "Found suitable domain: $domain"
 
-  record_id=$(pdd_get_record_id "${fulldomain}")
-  _debug "Result: $record_id"
+  _PDD_get_record_ids "${domain}" "${subdomain}" || return 1
+  _debug "Record_ids: $record_ids"
 
-  for rec_i in $record_id; do
-    curUri="https://pddimp.yandex.ru/api2/admin/dns/del"
-    curData="domain=${curDomain}&record_id=${rec_i}"
-    curResult="$(_post "${curData}" "${curUri}")"
-    _debug "Result: $curResult"
+  for record_id in $record_ids; do
+    data="domain=${domain}&record_id=${record_id}"
+    uri="https://pddimp.yandex.ru/api2/admin/dns/del"
+    result="$(_post "${data}" "${uri}" | _normalizeJson)"
+    _debug "Result: $result"
+
+    if ! _contains "$result" '"success":"ok"'; then
+      _info "Can't remove $subdomain from $domain."
+    fi
   done
 }
 
 ####################  Private functions below ##################################
 
 _PDD_get_domain() {
-  fulldomain="${1}"
-  __page=1
-  __last=0
-  while [ $__last -eq 0 ]; do
-    uri1="https://pddimp.yandex.ru/api2/admin/domain/domains?page=${__page}&on_page=20"
-    res1="$(_get "$uri1" | _normalizeJson)"
-    _debug2 "res1" "$res1"
-    __found="$(echo "$res1" | sed -n -e 's#.* "found": \([^,]*\),.*#\1#p')"
-    _debug "found: $__found results on page"
-    if [ "0$__found" -lt 20 ]; then
-      _debug "last page: $__page"
-      __last=1
+  subdomain_start=1
+  while true; do
+    domain_start=$(_math $subdomain_start + 1)
+    domain=$(echo "$fulldomain" | cut -d . -f "$domain_start"-)
+    subdomain=$(echo "$fulldomain" | cut -d . -f -"$subdomain_start")
+
+    _debug "Checking domain $domain"
+    if [ -z "$domain" ]; then
+      return 1
     fi
 
-    __all_domains="$__all_domains $(echo "$res1" | tr "," "\n" | grep '"name"' | cut -d: -f2 | sed -e 's@"@@g')"
+    uri="https://pddimp.yandex.ru/api2/admin/dns/list?domain=$domain"
+    result="$(_get "${uri}" | _normalizeJson)"
+    _debug "Result: $result"
 
-    __page=$(_math $__page + 1)
+    if _contains "$result" '"success":"ok"'; then
+      return 0
+    fi
+    subdomain_start=$(_math $subdomain_start + 1)
   done
-
-  k=2
-  while [ $k -lt 10 ]; do
-    __t=$(echo "$fulldomain" | cut -d . -f $k-100)
-    _debug "finding zone for domain $__t"
-    for d in $__all_domains; do
-      if [ "$d" = "$__t" ]; then
-        p=$(_math $k - 1)
-        curSubdomain="$(echo "$fulldomain" | cut -d . -f "1-$p")"
-        curDomain="$__t"
-        return 0
-      fi
-    done
-    k=$(_math $k + 1)
-  done
-  _err "No suitable domain found in your account"
-  return 1
 }
 
 _PDD_credentials() {
   if [ -z "${PDD_Token}" ]; then
     PDD_Token=""
-    _err "You need to export PDD_Token=xxxxxxxxxxxxxxxxx"
-    _err "You can get it at https://pddimp.yandex.ru/api2/admin/get_token"
+    _err "You need to export PDD_Token=xxxxxxxxxxxxxxxxx."
+    _err "You can get it at https://pddimp.yandex.ru/api2/admin/get_token."
     return 1
   else
     _saveaccountconf PDD_Token "${PDD_Token}"
   fi
+  export _H1="PddToken: $PDD_Token"
 }
 
-pdd_get_record_id() {
-  fulldomain="${1}"
+_PDD_get_record_ids() {
+  _debug "Check existing records for $subdomain"
 
-  _PDD_get_domain "$fulldomain"
-  _debug "Found suitable domain in pdd: $curDomain"
+  uri="https://pddimp.yandex.ru/api2/admin/dns/list?domain=${domain}"
+  result="$(_get "${uri}" | _normalizeJson)"
+  _debug "Result: $result"
 
-  curUri="https://pddimp.yandex.ru/api2/admin/dns/list?domain=${curDomain}"
-  curResult="$(_get "${curUri}" | _normalizeJson)"
-  _debug "Result: $curResult"
-  echo "$curResult" | _egrep_o "{[^{]*\"content\":[^{]*\"subdomain\":\"${curSubdomain}\"" | sed -n -e 's#.* "record_id": \(.*\),[^,]*#\1#p'
+  if ! _contains "$result" '"success":"ok"'; then
+    return 1
+  fi
+
+  record_ids=$(echo "$result" | _egrep_o "{[^{]*\"subdomain\":\"${subdomain}\"[^}]*}" | sed -n -e 's#.*"record_id": \([0-9]*\).*#\1#p')
 }
diff --git a/notify/cqhttp.sh b/notify/cqhttp.sh
new file mode 100644
index 00000000..ac76f5b8
--- /dev/null
+++ b/notify/cqhttp.sh
@@ -0,0 +1,64 @@
+#!/usr/bin/env sh
+
+#Support for CQHTTP api. Push notification on CoolQ
+#CQHTTP_TOKEN="" Recommended to be not empty, QQ application token
+#CQHTTP_USER="" Required, QQ receiver ID
+#CQHTTP_APIROOT="" Required, CQHTTP Server URL (without slash suffix)
+#CQHTTP_CUSTOM_MSGHEAD="" Optional, custom message header
+
+CQHTTP_APIPATH="/send_private_msg"
+
+cqhttp_send() {
+  _subject="$1"
+  _content="$2"
+  _statusCode="$3" #0: success, 1: error 2($RENEW_SKIP): skipped
+  _debug "_statusCode" "$_statusCode"
+
+  CQHTTP_TOKEN="${CQHTTP_TOKEN:-$(_readaccountconf_mutable CQHTTP_TOKEN)}"
+  if [ -z "$CQHTTP_TOKEN" ]; then
+    CQHTTP_TOKEN=""
+    _info "You didn't specify a CQHTTP application token yet, which is unsafe. Assuming it to be empty."
+  else
+    _saveaccountconf_mutable CQHTTP_TOKEN "$CQHTTP_TOKEN"
+  fi
+
+  CQHTTP_USER="${CQHTTP_USER:-$(_readaccountconf_mutable CQHTTP_USER)}"
+  if [ -z "$CQHTTP_USER" ]; then
+    CQHTTP_USER=""
+    _err "You didn't specify a QQ user yet."
+    return 1
+  fi
+  _saveaccountconf_mutable CQHTTP_USER "$CQHTTP_USER"
+
+  CQHTTP_APIROOT="${CQHTTP_APIROOT:-$(_readaccountconf_mutable CQHTTP_APIROOT)}"
+  if [ -z "$CQHTTP_APIROOT" ]; then
+    CQHTTP_APIROOT=""
+    _err "You didn't specify the API root yet."
+    return 1
+  fi
+  _saveaccountconf_mutable CQHTTP_APIROOT "$CQHTTP_APIROOT"
+
+  CQHTTP_CUSTOM_MSGHEAD="${CQHTTP_CUSTOM_MSGHEAD:-$(_readaccountconf_mutable CQHTTP_CUSTOM_MSGHEAD)}"
+  if [ -z "$CQHTTP_CUSTOM_MSGHEAD" ]; then
+    CQHTTP_CUSTOM_MSGHEAD="A message from acme.sh:"
+  else
+    _saveaccountconf_mutable CQHTTP_CUSTOM_MSGHEAD "$CQHTTP_CUSTOM_MSGHEAD"
+  fi
+
+  _access_token="$(printf "%s" "$CQHTTP_TOKEN" | _url_encode)"
+  _user_id="$(printf "%s" "$CQHTTP_USER" | _url_encode)"
+  _message="$(printf "$CQHTTP_CUSTOM_MSGHEAD %s\\n%s" "$_subject" "$_content" | _url_encode)"
+
+  _finalUrl="$CQHTTP_APIROOT$CQHTTP_APIPATH?access_token=$_access_token&user_id=$_user_id&message=$_message"
+  response="$(_get "$_finalUrl")"
+
+  if [ "$?" = "0" ] && _contains "$response" "\"retcode\":0,\"status\":\"ok\""; then
+    _info "QQ send success."
+    return 0
+  fi
+
+  _err "QQ send error."
+  _debug "URL" "$_finalUrl"
+  _debug "Response" "$response"
+  return 1
+}