#relays.visi.com
bl.spamcop.net
list.dsbl.org
multihop.dsbl.org
relays.ordb.org
spam.dnsrbl.net
#inputs.relays.osirusoft.com
#dialups.relays.osirusoft.com
#spews.relays.osirusoft.com # spews is bad: http://www.antispews.org/