On 2007-02-21 17:07, Tony Finch wrote:
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.
Right. That can work, of course.
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.
Interesting. Do they also run content filters?
Ietf mailing list