perfomance troubles

Corey S. McFadden c at CSMA.BIZ
Fri Oct 24 04:00:12 IST 2003

FYI, Here's a good RBL resource:

Compares blacklists.

Also, see


At 06:17 PM 10/23/2003, you wrote:
>On Thu, 2003-10-23 at 23:05, Hirsh, Joshua wrote:
> > RBL checks were a big cause of slowdowns on my systems too, but by
> >disabling them it fixed alot of the issues I was seeing.
>Many of the blacklists have recently shut down (read 'hounded out of
>existence').  If you do want to check against RBL's make sure that you
>are only using ones that are 'alive' and that you are also running a
>local caching DNS server.
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