Reverse DNS Question

Wed Apr 21 16:00:17 UTC 2010

At 15:37 -0500 4/20/10, Larry Sheldon wrote:

>To minimize unwarranted hassle, if you will have email senders, spend
>some time looking into the "requirements".  I don't think there are any
>RFC or other authoritative standards in the matter.

This is as close as the IETF has come to a document.
http://tools.ietf.org/html/draft-ietf-dnsop-reverse-mapping-considerations-06

That document has been expired for 3 years, meaning, no one has 
updated it, no one has tried to get a steering committee broad review 
(IESG approval), etc.
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Edward Lewis
NeuStar                    You can leave a voice message at +1-571-434-5468

Wouldn't it be nice if all of the definitions of equivalence were the same?