On Wed, 21 Feb 2007, Brian E Carpenter wrote: > > Blacklists at the level of sending domains (or reputation systems > that function like blacklists) are a failure. I was talking about IP address blacklists. Perhaps 90% was a bit over-optimistic - my stats from cam.ac.uk show more than 80% of spam dealt with by DNS blacklists and another 10% with a few other simple checks. Tony. -- f.a.n.finch <dot@xxxxxxxx> http://dotat.at/ VIKING NORTH UTSIRE: SOUTHEAST 6 TO GALE 8. ROUGH OR VERY ROUGH, OCCASIONALLY HIGH. OCCASIONAL RAIN OR SLEET. MODERATE OR POOR. _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf