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

[Dave Howe]

Jeffrey Paul wrote:
> Perhaps I'm being na�ve, but this seems like a very good way to cause
> spammers to suddenly start having valid PTR RRs.  Thoughts?
or limiting attacks for relay/proxy/trojan purposes targets that have valid
PTR records.... which of course ideally should be all of them.