Hi-- On Jun 8, 2012, at 1:08 PM, Mike Bobkiewicz wrote: > we are running an authorative name server for some domains. After some time > our ISP has now delegated the reverse name lookups to our server. We are > running bind 9.7.3 on Mac OS X 10.6 and are not able to bring the reverse > name lookups to life. The master db-file is loaded and we to set the > allow-recursive { any; }; option in the named.conf but it still doesn´t work. > We are getting RFC 1912 2.1 with some mail servers which is the biggest > problem. Which additional options must be set in the named.conf to make the > reverse name lookups for our domains work?
Mailservers doing a double-reverse lookup try to validate that your IP has a PTR record which returns a name that a normal forward lookup finds, and gives back the original IP. Give us an example of a bad hostname or IP, and we can probably tell you what aspect isn't working right... Regards, -- -Chuck _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users