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If the domain for our outbound emails is and the MX records (mail servers) for this domain are: and what's the prpoer PTR records in this case: - -

OR - -


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up vote 2 down vote accepted

It doesn't really have anything to do with your mx records, outgoing mail and incoming mail can be routed through separate servers.

PTR should always match the hostname of the server. So if you have two outbound servers and then correct PTRs would be for the IP of for the IP of
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Should be like : IN PTR ( on first domain zone ) IN PTR ( on secound domain zone )

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"Domain zone" ? – adaptr Jul 26 '12 at 12:45

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