The mail server could not deliver mail to The account or domain may not exist, they may be blacklisted, or missing the proper dns entries

June 6th, 2017 by Nov Piseth Leave a reply »

I’m using CentOS with cPanel accidentally I got this error in my log.

I just try to check the following.

  1. make sure MX record is correct
  2. rDNS is working fine (optional)
  3. add into /etc/localdomain

and it working fine for me.


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