nanog mailing list archives
Re: AOL rejecting mail from IP's w/o reverse DNS?
From: Dave Temkin <dave () ordinaryworld com>
Date: Wed, 3 Dec 2003 15:01:31 -0500 (EST)
You mean like Level3? -----Original Message----- From: owner-nanog () merit edu [mailto:owner-nanog () merit edu] On Behalf Of Steven M. Bellovin Sent: Wednesday, December 03, 2003 2:27 PM To: Matthew Crocker Cc: Christopher X. Candreva; nanog () nanog org Subject: Re: AOL rejecting mail from IP's w/o reverse DNS ? In message <01D22399-25C5-11D8-940C-000A956885D4 () crocker com>, Matthew Crocker
AOL says the PTR record needs to be assigned. It doesn't specify it has to match the @domain.com in the MAIL FROM: header. Wouldn't it be enough to make sure every IP address you announce has a PTR and matching A record? Hasn't this been a requirement for MANY services for MANY years?
Right -- and then folks will start creating wildcard PTR records... --Steve Bellovin, http://www.research.att.com/~smb -- David Temkin
Current thread:
- Re: AOL rejecting mail from IP's w/o reverse DNS? Dave Temkin (Dec 03)
- RE: AOL rejecting mail from IP's w/o reverse DNS? Michael Hallgren (Dec 03)