AOL rejecting mail from IP's w/o reverse DNS ?

Adi Linden adil at
Wed Dec 3 21:21:21 UTC 2003

> AOL says the PTR record needs to be assigned.  It doesn't specify it 
> has to match the 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?

Requiring the PTR record to match the MAIL FROM: header would be horrific. 
There goes any hope of virtual hosting of mail accounts, i.e. one server 
with one ip handling multiple email domains. 


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