Possible Duplicate:
Reverse DNS - how to correctly configure for SMTP delivery

I ran a DNS check and ended up with the following error:

FAIL: Found reverse DNS entries which don't resolves
All IP's reverse DNS entries should resolve back to IP address (MX record's name -> IP -> IP Reverse -> IP). Many mail servers are configured to reject e-mails from IPs with inconsistent reverse DNS configuration.

How do I properly configure and it so it goes to an IP?

marked as duplicate by Mark Henderson Oct 4 '12 at 20:25

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.


Contact the provider who assigned the IP address to you. Unless they have delegated reverse DNS to you, then they will have to set it for you.


CloudFlare's New UI: Managing DNS records - CloudFlare blog. You can get an idea from following guide: Configuring Reverse DNS for BIND,

* UPDATE * added CloudFlare link.

  • Can this be done via CloudFlare? – Tiffany Walker Oct 4 '12 at 19:33
  • 1
    Please add a bit more content to your answer beyond just a link. It might not be necessary to describe everything you read, but your answer should still be useful if that link 404s. – Zoredache Oct 4 '12 at 19:57

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