> -----Original Message-----
> From: Marc Perkel [mailto:marc@perkel.com]=20
> Sent: Friday, June 15, 2007 3:19 AM
> To: users@spamassassin.apache.org
> Subject: Innovative Host Blacklisting Idea
>=20
>=20
> I'm trying out a new idea for blacklisting hosts. I have=20
> several email=20
> servers for processing spam. These servers service my lowered=20
> numbered=20


As others said, not a good idea.

Don't bother BL isting them, if they hit your dummy mx record, they die,
don't retry, and have in effect blacklisted themselves.

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