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From Marc Perkel <m...@perkel.com>
Subject Re: Rules for not passing SPF
Date Tue, 02 Feb 2010 23:26:42 GMT


Darxus@ChaosReigns.com wrote:
> Ideally everyone would pass these.
>
> meta      SPF_HELO_NOT_PASS  !SPF_HELO_PASS
> meta      SPF_NOT_PASS       !SPF_PASS
>
> These will catch everything that does not have a valid SPF record,
> including those for domains that have no SPF record.
>
> I tested only the most recent 1,000 emails from my inbox, which I haven't
> been sorting, so it includes all the spam that both SpamAssassin and
> SpamProbe missed.
>
> SPF_NOT_PASS got 180 hits.  At least 4 of those were spam.
>
> I'm going to sort my email out and do more testing.  I'd love to hear what
> numbers the rest of you get.  I expect it to get better over time.
> Especially if it gets added to the default SA rules.
>
>   

Why would you want to catch domains without SPF as SPF has no 
relationship to detecting spam?


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