More Email Blacklists Defunct

The following email blacklists have been confirmed obsolete, and have been removed from our IP lookup tool:

CSMA (bl.csma.biz)
NJABL (dnsbl.njabl.org) – not just another bogus list
FIVETENFREE (blackholes.five-ten-sg.com)
SPAMSOURCES (spamsources.dnsbl.info)
WYTNIJ (spam.whtnij.to)

Please be sure that your email server is no longer checking against these blacklists if you are an email administrator.