Blacklist Monitor

Welcome to our Blacklist Performance Monitoring, 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

2016-05-08

SURBL ABUSE was added and therein merged individual lists were removed.
» More news

Blacklists performance from 2017-04-17 till 2017-04-23

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

Name Type Accuracy Inaccuracy
DNSWL HIGH DNSWL 81.23% 0.15%
JMF-WHITE DNSWL 79.17% 0.34%
UCEPROTECT 1 DNSBL 76.6% 0.02%
SPAMHAUS ZEN DNSBL 75.13% 0%
SORBS COMBINED DNSBL 71.71% 0.34%
UNSUBSCRIBE BLACKLIST DNSBL 71.34% 0.15%
SPAMHAUS XBL DNSBL 70.09% 0%
COMPOSITE BLOCKING LIST DNSBL 70.07% 0%
DCC CHECK 64.49% 6.11%
WPBL DNSBL 64.12% 0%
SPAMCOP DNSBL 63.23% 0.07%
SORBS NEW AND RECENT SPAM DNSBL 62.45% 0.34%
SPAMHAUS DBL URIBL 59.18% 0.15%
SURBL COMBINED URIBL 57.36% 0%
JMF-BLACK DNSBL 56.21% 0%
INPS.DE DNSBL DNSBL 55.94% 0%
NIX SPAM DNSBL 54.76% 0%
URIBL BLACKLIST URIBL 54.71% 0.17%
SURBL ABUSE URIBL 53.67% 0%
PSBL SURRIEL DNSBL 51.71% 0%
MAILSPIKE BL DNSBL 50.53% 0%
SWINOG URIBL URIBL 49.59% 8.87%
SORBS WEB DNSBL 40.18% 0%
SPAM EATING MONKEY - BLACK DNSBL 38.66% 0%
SPAMRATS NOPTR DNSBL 33.72% 0%
SPAMHAUS PBL DNSBL 33.55% 0%
SURBL PHISHING URIBL 32.15% 0%
DRONEBL DNSBL 27.43% 0%
SPAM EATING MONKEY - URI RED URIBL 27.33% 0.07%
SPAM EATING MONKEY - URI BLACK URIBL 27.33% 0.07%
UCEPROTECT 2 DNSBL 25.83% 0.16%
GBUDB.COM TRUNCATE DNSBL 23.62% 0.01%
IX HASH COMBINED CHECK 23.18% 0.01%
IX HASH MANITU CHECK 23.18% 0.01%
JIPPG DNSBL 21.87% 0%
SPAMRATS DYNA DNSBL 21.01% 0%
MAILSPIKE WL DNSWL 14.18% 1.87%
UCEPROTECT 3 DNSBL 13.62% 0%
SURBL MALWARE URIBL 12.9% 0%
CBLCN PLUS DNSBL 10.1% 0.32%
SPAMHAUS SBL URIBL 9.78% 0.12%
DNSWL MEDIUM DNSWL 8.13% 0.1%
SORBS DUL DNSBL 5.09% 0%
IMP SPAMLIST DNSBL 1.84% 0%
DNSWL NONE DNSWL 1.69% 0.84%
SURBL CRACKED SITES URIBL 0.84% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 0.64% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 0.57% 0%
SWINOG DNSRBL DNSBL 0.49% 0%
SPAM EATING MONKEY - URI FRESH URIBL 0.37% 0%
DNSWL LOW DNSWL 0.23% 0.07%
IX HASH SEM CHECK 0% 0%

View the data processing guide to learn more.

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