Slashdot: As the Spam Turns

The SBL has added Verio's corporate mail servers to its blocklist which protects nearly 100 million mailboxes, because of the number of spam gangs on the Verio network. Verio also provides connectivity to AS26212, a collection of 9 of the most notorious spammers netblocks. AS26212 is also connected to he.net and bbnplanet.net.