The BSB is a database of IP addresses that have sent "comment spam". You can use it for example to mark submitted comments and trackbacks for review. Lookup an IP IP or domain: (lookup this IP) API To add BSB lookups to your weblog software, make it lookup [reversed IP].bsb.empty.us. For example to lookup if 10.1.2.3 is in the database do a DNS request for 3.2.1.10.bsb.empty.us. Entries in the dat