: host mx.hoge.com[100.XXX.XXX.XXX] said: 554 5.7.1 This
message has been blocked because it is from a FortiGuard - AntiSpam black
IP address.(connection black ip 200.XXX.XXX.XXX) (in reply to end of DATA
Your Comment：My website sent an automatic notification e-mail to my customer, and it was blocked.
The spam signature(s) you submitted has been removed.
Submit Date: Fri, 22 May 2020 02:54:46 -0700
Update Date: Fri, 22 May 2020 08:41:57 -0700
The signature update may not be effective immediately on your network
because of the Antispam cache. If you would like to have the update
effective immediately or have any other questions, please contact your