- Plesk Onyx for Linux
mail cannot be delivered from external network to
example.comand there are no errors in
example.comconfigured to use external mail server
Home > Domains > example.com > DNS Settings
the following bounce message can be received on external mailbox:
SMTP error from remote mail server after end of data:
host mx1.antispam.server.com [10.20.30.40]: 550 High probability of spam
local mail can be delivered without any issues.
There are strict anti-spam rules on external
Review rules on
Switch to Plesk mail server, in that case MX record shoul like the following one:
example.com. MX (10) mail.example.com.