diff --git a/acme.sh b/acme.sh
index 891d2e1..8452d58 100755
--- a/acme.sh
+++ b/acme.sh
@@ -3623,7 +3623,7 @@ _ns_purge_cf() {
   _cf_d="$1"
   _cf_d_type="$2"
   _debug "Cloudflare purge $_cf_d_type record for domain $_cf_d"
-  _cf_purl="https://1.0.0.1/api/v1/purge?domain=$_cf_d&type=$_cf_d_type"
+  _cf_purl="https://cloudflare-dns.com/api/v1/purge?domain=$_cf_d&type=$_cf_d_type"
   response="$(_post "" "$_cf_purl")"
   _debug2 response "$response"
 }
@@ -3682,11 +3682,11 @@ _check_dns_entries() {
       fi
       _left=1
       _info "Not valid yet, let's wait 10 seconds and check next one."
-      _sleep 10
       __purge_txt "$txtdomain"
       if [ "$txtdomain" != "$aliasDomain" ]; then
         __purge_txt "$aliasDomain"
       fi
+      _sleep 10
     done
     if [ "$_left" ]; then
       _info "Let's wait 10 seconds and check again".
@@ -5932,8 +5932,12 @@ _send_notify() {
   _send_err=0
   for _n_hook in $(echo "$_nhooks" | tr ',' " "); do
     _n_hook_file="$(_findHook "" $_SUB_FOLDER_NOTIFY "$_n_hook")"
-    _info "Found $_n_hook_file"
-
+    _info "Sending via: $_n_hook"
+    _debug "Found $_n_hook_file for $_n_hook"
+    if [ -z "$_n_hook_file" ]; then
+      _err "Can not find the hook file for $_n_hook"
+      continue
+    fi
     if ! (
       if ! . "$_n_hook_file"; then
         _err "Load file $_n_hook_file error. Please check your api file and try again."
@@ -5968,7 +5972,7 @@ _set_notify_hook() {
   _nhooks="$1"
 
   _test_subject="Hello, this is notification from $PROJECT_NAME"
-  _test_content="If you receive this email, your notification works."
+  _test_content="If you receive this message, your notification works."
 
   _send_notify "$_test_subject" "$_test_content" "$_nhooks" 0
 
diff --git a/dnsapi/dns_desec.sh b/dnsapi/dns_desec.sh
index 6488b7f..61d080b 100644
--- a/dnsapi/dns_desec.sh
+++ b/dnsapi/dns_desec.sh
@@ -25,8 +25,8 @@ dns_desec_add() {
   if [ -z "$DEDYN_TOKEN" ] || [ -z "$DEDYN_NAME" ]; then
     DEDYN_TOKEN=""
     DEDYN_NAME=""
-    _err "You don't specify DEDYN_TOKEN and DEDYN_NAME yet."
-    _err "Please create you key and try again."
+    _err "You did not specify DEDYN_TOKEN and DEDYN_NAME yet."
+    _err "Please create your key and try again."
     _err "e.g."
     _err "export DEDYN_TOKEN=d41d8cd98f00b204e9800998ecf8427e"
     _err "export DEDYN_NAME=foobar.dedyn.io"
@@ -92,8 +92,8 @@ dns_desec_rm() {
   if [ -z "$DEDYN_TOKEN" ] || [ -z "$DEDYN_NAME" ]; then
     DEDYN_TOKEN=""
     DEDYN_NAME=""
-    _err "You don't specify DEDYN_TOKEN and DEDYN_NAME yet."
-    _err "Please create you key and try again."
+    _err "You did not specify DEDYN_TOKEN and DEDYN_NAME yet."
+    _err "Please create your key and try again."
     _err "e.g."
     _err "export DEDYN_TOKEN=d41d8cd98f00b204e9800998ecf8427e"
     _err "export DEDYN_NAME=foobar.dedyn.io"
diff --git a/dnsapi/dns_dp.sh b/dnsapi/dns_dp.sh
index 6bbf149..480c1f9 100755
--- a/dnsapi/dns_dp.sh
+++ b/dnsapi/dns_dp.sh
@@ -63,7 +63,7 @@ dns_dp_rm() {
     return 0
   fi
 
-  record_id=$(echo "$response" | tr "{" "\n" | grep "$txtvalue" | grep '^"id"' | cut -d : -f 2 | cut -d '"' -f 2)
+  record_id=$(echo "$response" | tr "{" "\n" | grep -- "$txtvalue" | grep '^"id"' | cut -d : -f 2 | cut -d '"' -f 2)
   _debug record_id "$record_id"
   if [ -z "$record_id" ]; then
     _err "Can not get record id."
diff --git a/notify/ifttt.sh b/notify/ifttt.sh
new file mode 100644
index 0000000..7b82963
--- /dev/null
+++ b/notify/ifttt.sh
@@ -0,0 +1,86 @@
+#!/usr/bin/env sh
+
+#Support ifttt.com webhooks api
+
+#IFTTT_API_KEY="xxxx"
+#IFTTT_EVENT_NAME="yyyy"
+
+#IFTTT_SUBJECT_KEY="value1|value2|value3"      #optional, use "value1" as default
+#IFTTT_CONTENT_KEY="value1|value2|value3"      #optional, use "value2" as default
+
+_IFTTT_AVAIL_MSG_KEYS="value1,value2,value3"
+
+# subject  content statusCode
+ifttt_send() {
+  _subject="$1"
+  _content="$2"
+  _statusCode="$3" #0: success, 1: error 2($RENEW_SKIP): skipped
+  _debug "_subject" "$_subject"
+  _debug "_content" "$_content"
+  _debug "_statusCode" "$_statusCode"
+
+  IFTTT_API_KEY="${IFTTT_API_KEY:-$(_readaccountconf_mutable IFTTT_API_KEY)}"
+  if [ -z "$IFTTT_API_KEY" ]; then
+    IFTTT_API_KEY=""
+    _err "You didn't specify a ifttt webhooks api key IFTTT_API_KEY yet."
+    _err "You can get yours from https://ifttt.com"
+    return 1
+  fi
+  _saveaccountconf_mutable IFTTT_API_KEY "$IFTTT_API_KEY"
+
+  IFTTT_EVENT_NAME="${IFTTT_EVENT_NAME:-$(_readaccountconf_mutable IFTTT_EVENT_NAME)}"
+  if [ -z "$IFTTT_EVENT_NAME" ]; then
+    IFTTT_EVENT_NAME=""
+    _err "You didn't specify a ifttt webhooks event name IFTTT_EVENT_NAME yet."
+    return 1
+  fi
+  _saveaccountconf_mutable IFTTT_EVENT_NAME "$IFTTT_EVENT_NAME"
+
+  IFTTT_SUBJECT_KEY="${IFTTT_SUBJECT_KEY:-$(_readaccountconf_mutable IFTTT_SUBJECT_KEY)}"
+  if [ -z "$IFTTT_SUBJECT_KEY" ]; then
+    IFTTT_SUBJECT_KEY="value1"
+    _info "The IFTTT_SUBJECT_KEY is not set, so use the default value1 as key."
+  elif ! _hasfield "$_IFTTT_AVAIL_MSG_KEYS" "$IFTTT_SUBJECT_KEY"; then
+    _err "The IFTTT_SUBJECT_KEY \"$IFTTT_SUBJECT_KEY\" is not available, should be one of $_IFTTT_AVAIL_MSG_KEYS"
+    IFTTT_SUBJECT_KEY=""
+    return 1
+  else
+    _saveaccountconf_mutable IFTTT_SUBJECT_KEY "$IFTTT_SUBJECT_KEY"
+  fi
+
+  IFTTT_CONTENT_KEY="${IFTTT_CONTENT_KEY:-$(_readaccountconf_mutable IFTTT_CONTENT_KEY)}"
+  if [ -z "$IFTTT_CONTENT_KEY" ]; then
+    IFTTT_CONTENT_KEY="value2"
+    _info "The IFTTT_CONTENT_KEY is not set, so use the default value2 as key."
+  elif ! _hasfield "$_IFTTT_AVAIL_MSG_KEYS" "$IFTTT_CONTENT_KEY"; then
+    _err "The IFTTT_CONTENT_KEY \"$IFTTT_CONTENT_KEY\" is not available, should be one of $_IFTTT_AVAIL_MSG_KEYS"
+    IFTTT_CONTENT_KEY=""
+    return 1
+  else
+    _saveaccountconf_mutable IFTTT_CONTENT_KEY "$IFTTT_CONTENT_KEY"
+  fi
+
+  if [ "$IFTTT_SUBJECT_KEY" = "$IFTTT_CONTENT_KEY" ]; then
+    IFTTT_SUBJECT_KEY=""
+    IFTTT_CONTENT_KEY=""
+    _err "The IFTTT_SUBJECT_KEY must not be same as IFTTT_CONTENT_KEY."
+    return 1
+  fi
+
+  IFTTT_API_URL="https://maker.ifttt.com/trigger/$IFTTT_EVENT_NAME/with/key/$IFTTT_API_KEY"
+
+  _content=$(echo "$_content" | _json_encode)
+  _subject=$(echo "$_subject" | _json_encode)
+  _data="{\"$IFTTT_SUBJECT_KEY\": \"$_subject\", \"$IFTTT_CONTENT_KEY\": \"$_content\"}"
+
+  response="$(_post "$_data" "$IFTTT_API_URL" "" "POST" "application/json")"
+
+  if [ "$?" = "0" ] && _contains "$response" "Congratulations"; then
+    _info "IFTTT webhooks event fired success."
+    return 0
+  fi
+
+  _err "IFTTT webhooks event fired error."
+  _err "$response"
+  return 1
+}
diff --git a/notify/pushover.sh b/notify/pushover.sh
index a07cbd3..0f99739 100644
--- a/notify/pushover.sh
+++ b/notify/pushover.sh
@@ -50,13 +50,13 @@ pushover_send() {
   _subject="$(printf "*%s*\n" "$_subject" | _json_encode)"
   _data="{\"token\": \"$PUSHOVER_TOKEN\",\"user\": \"$PUSHOVER_USER\",\"title\": \"$_subject\",\"message\": \"$_content\",\"sound\": \"$PUSHOVER_SOUND\", \"device\": \"$PUSHOVER_DEVICE\", \"priority\": \"$PUSHOVER_PRIORITY\"}"
 
-  response="" #just make shellcheck happy
-  if _post "$_data" "$PUSHOVER_URI"; then
-    if _contains "$response" "{\"status\":1"; then
-      _info "PUSHOVER send success."
-      return 0
-    fi
+  response="$(_post "$_data" "$PUSHOVER_URI")"
+
+  if [ "$?" = "0" ] && _contains "$response" "{\"status\":1"; then
+    _info "PUSHOVER send success."
+    return 0
   fi
+
   _err "PUSHOVER send error."
   _err "$response"
   return 1
diff --git a/notify/sendgrid.sh b/notify/sendgrid.sh
index 5c5bfdb..0d5ea3b 100644
--- a/notify/sendgrid.sh
+++ b/notify/sendgrid.sh
@@ -42,13 +42,13 @@ sendgrid_send() {
 
   _content="$(echo "$_content" | _json_encode)"
   _data="{\"personalizations\": [{\"to\": [{\"email\": \"$SENDGRID_TO\"}]}],\"from\": {\"email\": \"$SENDGRID_FROM\"},\"subject\": \"$_subject\",\"content\": [{\"type\": \"text/plain\", \"value\": \"$_content\"}]}"
-  response="" #just make shellcheck happy
-  if _post "$_data" "https://api.sendgrid.com/v3/mail/send"; then
-    if [ -z "$response" ]; then
-      _info "sendgrid send sccess."
-      return 0
-    fi
+  response="$(_post "$_data" "https://api.sendgrid.com/v3/mail/send")"
+
+  if [ "$?" = "0" ] && [ -z "$response" ]; then
+    _info "sendgrid send sccess."
+    return 0
   fi
+
   _err "sendgrid send error."
   _err "$response"
   return 1