nanog mailing list archives
Re: AOL rejecting mail from IP's w/o reverse DNS ?
From: Petri Helenius <pete () he iki fi>
Date: Fri, 05 Dec 2003 00:36:45 +0200
Suresh Ramasubramanian wrote:
A simple "no rDNS" rule causes too much trouble with our overseas customers. I'm sure AOL discarded that idea for the same reason.And why would blocking the /24 be appropriate instead of matching the registry?Yup. The model can be extended to "if no rDNS, and if spamtrap hits or other spammish behavior noted from more than X IPs per /24, then block the /24".
Pete
Current thread:
- Re: AOL rejecting mail from IP's w/o reverse DNS ?, (continued)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Crist Clark (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Adam McKenna (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Crist Clark (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Adam McKenna (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Adam Kujawski (Dec 06)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Christopher X. Candreva (Dec 06)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Adam McKenna (Dec 07)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Chris Lewis (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Suresh Ramasubramanian (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Petri Helenius (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Suresh Ramasubramanian (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Petri Helenius (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? just me (Dec 04)
- RE: AOL rejecting mail from IP's w/o reverse DNS ? Tony Hain (Dec 04)
- RE: AOL rejecting mail from IP's w/o reverse DNS ? Sean Donelan (Dec 04)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Petri Helenius (Dec 07)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? just me (Dec 07)
- Re: AOL rejecting mail from IP's w/o reverse DNS ? Petri Helenius (Dec 03)