North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: AOL rejecting mail from IP's w/o reverse DNS ?
Jeffrey Paul wrote: > Perhaps I'm being naïve, 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.
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