Blacklist Monitor

Welcome to the Intra2net Blacklist Monitor, tracking more than 40 blacklists.

Blacklists, also known as RBL, DNSBL or URIBL, help administrators to block messages from specific IP's which have a history of sending spam. They can be used by software like SpamAssassin to reject or flag unwanted messages. Most public blacklists have their own standards and criteria for listing spammers. Hence, results can vary greatly from one to the other.


Latest News


2011-11-21

Changed URL for DDNSBL to IP.v4BL.org as DDNSBL.InternetDefenseSystems.com is no longer available.
» More news


Blacklist statistics: 2012-01-30 till 2012-02-05

Below are weekly statistics of accuracy and failure rates for specific blacklists:

Name Type Accuracy Inaccuracy
SPAMHAUS ZEN DNSBL 95.45% 0%
COMPOSITE BLOCKING LIST DNSBL 80.55% 0%
SPAMHAUS XBL DNSBL 80.28% 0%
DCC CHECK 78.32% 5.75%
DDNSBL DNSBL 73.69% 1.27%
MAILSPIKE WL DNSWL 70.48% 0.08%
URIBL BLACKLIST URIBL 64.97% 0.1%
SPAMHAUS DBL URIBL 64.12% 0.24%
SPAMCOP DNSBL 61.54% 0%
JMF-BLACK DNSBL 60.24% 0%
JMF-WHITE DNSWL 59.84% 0.04%
SPAMHAUS PBL DNSBL 58.85% 0%
DNSWL HIGH DNSWL 55.15% 0.02%
UCEPROTECT 1 DNSBL 53.28% 0%
SURBL COMBINED URIBL 53.07% 0%
IX HASH COMBINED CHECK 51.6% 1.44%
MAILSPIKE BL DNSBL 50.11% 0.03%
PSBL SURRIEL DNSBL 49.64% 0%
SURBL SPAMASSASSIN BL URIBL 47.3% 0%
FIVETEN DNSBL 45.29% 0.17%
SWINOG URIBL URIBL 43.21% 4.58%
IX HASH GENERIC CHECK 39.87% 1.16%
SPAM EATING MONKEY - BLACK DNSBL 39.38% 0%
WPBL DNSBL 38.95% 0.03%
NIX SPAM DNSBL 37.23% 0%
SPAM EATING MONKEY - URI RED URIBL 36.86% 0.31%
SPAM EATING MONKEY - URI BLACK URIBL 36.54% 0%
IX HASH MANITU CHECK 36.52% 0.24%
SURBL JWSPAMSPY URIBL 33.97% 0%
UCEPROTECT 2 DNSBL 33.48% 0%
GBUDB.COM TRUNCATE DNSBL 33.05% 0.03%
IX HASH LOGIN SOLUTIONS CHECK 32.78% 0.75%
UCEPROTECT 3 DNSBL 29.92% 0%
SPAMRATS DYNA DNSBL 20.35% 0%
IX HASH SEM CHECK 19.74% 0%
SPAMHAUS SBL URIBL 19.68% 0%
SURBL ABUSEBUTLER URIBL 17.84% 0%
DNSWL MEDIUM DNSWL 17.38% 0%
SPAMRATS NOPTR DNSBL 17.21% 0%
UNSUBSCRIBE BLACKLIST DNSBL 17.11% 0.03%
JIPPG DNSBL 15.04% 0%
INPS.DE DNSBL DNSBL 12.23% 0%
SWINOG DNSRBL DNSBL 11.9% 0%
CBLCN PLUS DNSBL 10.51% 0.07%
SURBL SPAMCOP URIBL 7.45% 0%
IMP SPAMLIST DNSBL 6.1% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 5.92% 0.14%
SPAM EATING MONKEY - URI FRESH 10 URIBL 4.12% 0.14%
SPAM EATING MONKEY - URI FRESH URIBL 3.22% 0.03%
IX HASH HOSTEUROPE CHECK 1.88% 0.1%
DNSWL LOW DNSWL 1.06% 0%
DNSWL NONE DNSWL 0.75% 0.16%
SURBL OUTBLAZE URIBL 0.14% 0%
TIOPAN DNSBL 0% 0%

View the data processing guide to learn more.

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