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All posts

  1. DNSWL.org Announces Changes

    Whitelist provider DNSWL.org announced changes to its operating model. Who is DNSWL.org? "Dnswl.org is the leading whitelist provider ...

  2. Spews.org Domain Expired

    Thanks for Joe Sniderman for the tip that the domain spews.org has expired and was grabbed up by somebody that appears to be a domain specu...

  3. Status of ybl.megacity.org: DEAD

    There once was a DNSBL called ybl.megacity.org . Exactly when it was created is lost to the mists of time, but I'm guessing it was somew...

  4. Beware: "Fake" Blocking list at nszones.com

    Spamhaus reports that they have "uncovered a fake spam filter company which was pirating and selling DNSBL data stolen from major ant...

  5. SURBL Announces New Experimental Blocking List

    Today, the team behind the SURBL domain blaclists announced a new, experimental blocking list: xs.surbl.org. As announced on the SURBL-An...

  6. Status of dnsbl.karmasphere.com: SHUTTING DOWN

    As messaged to the Karmasphere-Users and Karmasphere-Announce mailing lists, the Karmasphere Reputation Services data feeds are being retire...

  7. Status of rbl.cluecentral.net: DEAD

    The rbl.cluecentral.net DNSBLs were created in 2001 or 2002 by Sabri Berisha. The goal: To list " all known assigned IPv4 address spac...

  8. Status of blackholes.us: DEAD

    Created by Matthew Evans in 2002 , the goal of the blackholes.us site was "to create (yet more) DNS blocklists of spammers, spam suppor...

  9. Status of vox.schpider.com: DEAD

    Scott Glassbrook writes: "I ran a dnsbl, vox.schpider.com many many years ago. I stopped the DNSBL back in June of 2006, and shut down ...

  10. Status of bl.open-whois.org: DEAD

    As of July, it looks like a popular blocking list used in default SpamAssassin installations is no more. Users were reporting false positive...

  11. TQMCUBE Status Updated

    Here's a quick note to let you know that I've updated my page of information on the long-dead TQMCUBE blocking list. Click here for...

  12. SORBS Status: Shutting Down or For Sale

    As reported on Spamtacular and on SORBS' website : "ANNOUNCEMENT: Possible SORBS Closure... ...

  13. Status of dnsbl.net.au: DEAD

    The blocking list at dnsbl.net.au has announced it is winding down. As noted in a February 25, 2009 posting on its website , "Please no...

  14. Status of DSBL: DEAD

    The DNSBL called "DSBL" is no more. As of March 11, 2009, their website reports : "DSBL is GONE and highly unlikely to return...

  15. Shutting Down Blocklists

    As I often do, today I'm receiving reports about a DNSBL (which I've previously warned was dead) is returning false positive entrie...

  16. Security Sage Update

    It seems today as though the Security Sage domains have expired and/or replaced by "placeholder" pages by their registrar. Net res...

  17. DSBL Current Status: DEAD

    DSBL, the Distributed Sender Blackhole List, seems to have gone missing. The list appears to have been in operation since at least May, 2002...

  18. Help, we're listed on ORDB!

    I've received multiple queries about this today, so I figured it would be wise to put up a quick message about this. ORDB is a long de...

  19. Status of rbl.spamhaus.org: NOT A BLOCKING LIST

    My friend Mickey Chandler pointed out recently that he's been seeing some unusual bounces that look like this: Host blacklisted - Fou...

  20. Status of blackhole.securitysage.com: DOWN

    The RHSBL ( right hand side blocking list ) blackhole.securitysage.com appears to have been created by Jeffrey Posluns and appears to have ...

  21. PSBL: Easy On, Easy Off

    The Passive Spam Block List , or PSBL (psbl.surriel.com) is a spamtrap-driven anti-spam blocklist that has been around since at least June, ...

  22. Spamhaus ZEN: The DNSBL Resource Review

    Spamhaus ZEN is a composite blocking list run by the Spamhaus Project . This UK-based organization was created in 1998 by Steve Linford, and...

  23. Status of completewhois.com: IN FLUX

    Update 9/30/2007: The website www.completewhois.com is operational again, but some links appear to be broken. My attempts to query their DN...

  24. APEWS: Doing the Math

    I'm guilty. I admit it. I've called APEWS listings "random," which isn't quite right. Arbitrary would be a better wor...

  25. What to do if you are listed on APEWS

    If you are listed on the APEWS blocking list, as confirmed by checking their website , here's how I would recommend that you handle the ...