Mayhem: > That's just *one* IP address attempting to deliver spam 1000+ times. Isn't > it a waste of the DNSBL resources telling me 1000 times in 8 hours that this > IP address is up to no good?
You're probably looking at "HELO ylmf-pc" spambots. I find that most of those clients are listed on a DNSBL like Spamhaus. Those DNSBL results are cached in the local DNS server. No point caching those DNSBL results again in postscreen. Wietse