Are AOL's MXs mass rejecting anyone else's emails?
Suresh Ramasubramanian
suresh at outblaze.com
Tue Sep 7 12:26:31 UTC 2004
Robert Blayzor wrote:
>
> I'm not calling them out on it, I'm just stating that rejecting mail
> with a 500 series error due to a PTR record not being looked up will
> cause more problems and benefit. Temporary DNS errors do occur so
> slapping mail with a 500 could and will reject legit mail. Of
> course, AOL can do whatever they please....
>
AOL has a "may" in that caveat ...
> Effective immediately: AOL may no longer accept connections from IP
> addresses which have no reverse-DNS (PTR record) assigned.
That should help you put things in perspective, I guess.
srs
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