- xbl.spamhaus.org lists machines that have illegal 3rd party exploits, like proxies, worms and trojan exploits.
- sbl.spamhaus.org lists machines that have been verified UBE sources
Wednesday, July 14, 2004
Realtime black lists
Trying to prevent the denial of service and spam attacks that I was getting, I looked into setting up some real time black lists for Postfix. I tried relays.ordb.org and xbl.spamhaus.org. ORDB.org is a black list that only lists verified open relays. The Spamhaus Project has two black lists