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Archive

February 2007

  1. DCC: Spam filter?

    The Distributed Checksum Clearinghouse (DCC), created by Vernon Schryver, is a very powerful tool to help system administrators identify and...

  2. Spamcop BL: A blacklist with a hair trigger

    The Spamcop Blocking List (SCBL) is a DNSBL populated with data obtained from spamtrap hits and spam reports from users of the popular Spam...

  3. Status of block.blars.org: DEAD

    The “Blars” DNSBL (block.blars.org) appears to have gone on walkabout. Created in 2002, the “Blars Block List” was an aggressive, semi-pri...

  4. Status of relays.ordb.org: DEAD

    Created by Thomas Jensen in 2001 , the Open Relay Database (ORDB) was one of the multitude of open relay spam blocking lists to come about ...

  5. Status of opm.blitzed.org: DEAD

    The primary project of the “Blitzed” group is the Blitzed Internet Relay Chat (IRC) network. They also operated a DNSBL zone called opm.b...

  6. Status of relays.visi.com: DEAD

    The zone relays.visi.com was home to the VISI.com Relay Stop List (RSL). According to the site , “RSL was created by volunteers, VISI.com us...

  7. Status of relays.radparker.com: DEAD

    The DNSBL relays.radparker.com is no longer valid. If you are using relays.radparker.com in a mail server or spam filtering product, please ...

  8. CBL: Block those exploits!

    The Composite Blocking List (CBL) is a DNSBL that helps you block mail from exploited computers. That includes abused open proxy servers, a...

  9. Status of rbl.maps.vix.com: INVALID DOMAIN

    In January 2007, MAPS (Mail Abuse Prevention System) co-founder Paul Vixie noted on the NANOG mailing list that he continues to receive sig...

  10. Status of lbl.lagengymnastik.dk: DEAD

    The DNSBL lbl.lagengymnastik.dk is no longer active . It ceased operation back in 2003 or 2004. In January 2007, Henrik, the operator of thi...