Take a look at the DCC if you haven't already done so. http://www.rhyolite.com/anti-spam/dcc/ If you're still considering running your own DNSBL... It ain't free and I can't vouch for the quality, but it's from dorkslayers: DNSBL in a Box: http://www.dnsbliab.com/work.html -- Mike At 04:46 PM 9/13/01, Bob Tanner wrote: >Looking for any input from people who are running/using MAPS/ORBS >replacements. > >My survey shows that the replacements have very small databases, poor web >frontends, and terrible interfaces to allow removing of entries. > >The ones that claim to be open source have not released the source code, don't >have cvs access, etc.. > >So, any news in the LUG area about using these?