nanog mailing list archives
Re: Repeated Blacklisting / IP reputation
From: Joe Greco <jgreco () ns sol net>
Date: Wed, 9 Sep 2009 06:46:18 -0500 (CDT)
bmanning () vacation karoshi com wrote:sounds like domain tasting to me.Oops! Oh yeah. Spammer gets an allocation... "Well, if that netblock was clean before, it sure isn't now! May I please have another?" Lather, rinse, repeat.
THAT would probably be easy enough to detect; RIR simply checks to see if new DNSBL entries had appeared, and refuses to trade in the block if any do. You may need a few more refinements too. I don't think it's technically unworkable, if tackled correctly. But it also leaves some questions, such as what ARIN is expected to do with the toxic wastelands left behind by spammers. ... JG -- Joe Greco - sol.net Network Services - Milwaukee, WI - http://www.sol.net "We call it the 'one bite at the apple' rule. Give me one chance [and] then I won't contact you again." - Direct Marketing Ass'n position on e-mail spam(CNN) With 24 million small businesses in the US alone, that's way too many apples.
Current thread:
- Re: Hijacked Blocks, (continued)
- Re: Hijacked Blocks Valdis . Kletnieks (Sep 15)
- RE: Hijacked Blocks Lee Howard (Sep 14)
- Re: Hijacked Blocks Adrian Minta (Sep 14)
- Re: Hijacked Blocks Mikael Abrahamsson (Sep 14)
- on naming conventions (was: Re: Repeated Blacklisting / IP reputation) Steven Champeon (Sep 15)
- Re: Repeated Blacklisting / IP reputation Tom Pipes (Sep 08)
- Re: Repeated Blacklisting / IP reputation Peter Beckman (Sep 08)
- Re: Repeated Blacklisting / IP reputation Seth Mattinen (Sep 08)
- Re: Repeated Blacklisting / IP reputation bmanning (Sep 08)
- Re: Repeated Blacklisting / IP reputation Jay Hennigan (Sep 08)
- Re: Repeated Blacklisting / IP reputation Joe Greco (Sep 09)
- Re: Repeated Blacklisting / IP reputation Peter Beckman (Sep 08)
- Re: You're still not important, was Repeated Blacklisting / IP reputation John Levine (Sep 09)
- RE: Repeated Blacklisting / IP reputation Skywing (Sep 09)
- Re: Repeated Blacklisting / IP reputation Seth Mattinen (Sep 09)
- Re: Repeated Blacklisting / IP reputation Martin Hannigan (Sep 09)
- Re: Repeated Blacklisting / IP reputation Valdis . Kletnieks (Sep 09)
- Re: Repeated Blacklisting / IP reputation David Conrad (Sep 09)
- Re: Repeated Blacklisting / IP reputation Andy Davidson (Sep 14)
- Re: Repeated Blacklisting / IP reputation William Astle (Sep 08)