Reverse lookup

emmanuel

Verified User
Joined
Mar 26, 2007
Messages
88
In my bid to resolve mail sending problems for my server, it seems that it might be due to a lack of a reverse IP lookup in my dns.

The question now is, would it screw things up big time if I have two zones with reverse look up of the same IP?

e.g.

123.123.123.123.in-addr.arpa PTR serverdomain.com

and then

123.123.123.123.in-addr.arpa PTR customerwithownnameserver.com

or do I only set one PTR record and let everything at 123.123.123.123 resolve to serverdomain.com regardless of which name servers they are using?

Pardon me if I sound even more incoherent than usual, been hammering my head on the server for the entire weekend.
 
You should only have one reverse record, and generally it should point to your servername.

Jeff
 
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