Unable to send or receive emails. Emails are not delivered to the mail account on the domain example.com.
There are no bounce messages.
- No entries appear in
/var/log/maillogon attempt to send or receive emails;
The domain example.com does not have MX record:
# nslookup mx example.com
*** UnKnown can't find mx: No response from server
- Or MX record points to oints to another server (external mail service):
# dig mx +short example.com
The MX record is not properly configured for the domain or points to another server.
Configure MX records on the server where main DNS zone for the server is hosted.