[SURBL-Discuss] OB FPs

Patrik Nilsson patrik at patrik.com
Wed Sep 29 21:12:26 CEST 2004


At 16:28 2004-09-27 -0700, Jeff Chan wrote:
>On Monday, September 27, 2004, 4:11:16 PM, Patrik Nilsson wrote:
> > How many of those that currently get listed have name servers listed in SBL
> > at the time they get listed?
>
>I don't have stats currently, but there is certainly overlap.
>
> > If a substantial part do have their name server listed in SBL, have you
> > considered using that type of data as an aid to filter out FPs in real 
> time?
>
>Lack of inclusion in SBL can and probably should be a flag
>to check for FPs, but there are spam domains, especially
>new ones, that sometimes don't match SBL, for example due
>to using a new name server or hosting IP space.

OK, I'll rephrase my question:

If the ones that do have name servers listed in SBL where sorted out in an 
automatic process, would the number of new daily domains left be small 
enough to check manually?

Patrik



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