On Thu, 12 Dec 2002, Jeremy C. Reed wrote:

> Also, if it does any connections to the outside world using that hostname
> then it would be a good idea to have in regular DNS too. (For example,
> some mail administrators configure their mail servers to reject sending
> mail servers that don't have proper reverse DNS set up.)

Just to be more clear: more than just a connection, but actual sending
that hostname as part of a sender address or in a HELO, et cetera.

   Jeremy C. Reed

   http://www.isp-faq.com