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

2017-07-17

Removed IX HASH SEM as this zone is out of operation.
» More news

Blacklists performance from 2018-04-16 till 2018-04-22

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

Name Type Accuracy Inaccuracy
IX HASH CHECK 17.95% 0.01%
DCC CHECK 71.79% 4.67%
JMF-BLACK DNSBL 45.83% 0%
COMPOSITE BLOCKING LIST DNSBL 39.02% 0%
SPAM EATING MONKEY - BLACK DNSBL 17.95% 0%
GBUDB.COM TRUNCATE DNSBL 25.96% 0%
SPAMRATS SPAM DNSBL 13.06% 0%
WPBL DNSBL 33.73% 0%
UNSUBSCRIBE BLACKLIST DNSBL 29.33% 0.01%
JIPPG DNSBL 8.57% 0%
SORBS NEW AND RECENT SPAM DNSBL 45.99% 0.99%
SORBS COMBINED DNSBL 49.6% 0.99%
CBLCN PLUS DNSBL 6.09% 0.62%
DRONEBL DNSBL 5.13% 0%
MAILSPIKE BL DNSBL 21.31% 0%
SPAMHAUS XBL DNSBL 39.1% 0%
SPAMHAUS PBL DNSBL 29.25% 0%
SPAMHAUS ZEN DNSBL 46.71% 0%
UCEPROTECT 3 DNSBL 0.32% 0.01%
INPS.DE DNSBL DNSBL 43.59% 0%
SORBS WEB DNSBL 10.74% 0%
SPAMCOP DNSBL 36.62% 0%
PSBL SURRIEL DNSBL 43.75% 0%
SORBS DUL DNSBL 8.01% 0%
IMP SPAMLIST DNSBL 1.28% 0%
NIX SPAM DNSBL 33.65% 0%
SPAMRATS NOPTR DNSBL 15.38% 0%
SPAMRATS DYNA DNSBL 17.47% 0.11%
UCEPROTECT 1 DNSBL 48.72% 0.01%
UCEPROTECT 2 DNSBL 21.39% 0.01%
SWINOG DNSRBL DNSBL 1.52% 0%
DNSWL MEDIUM DNSWL 7.32% 0.32%
JMF-WHITE DNSWL 82.7% 2.48%
MAILSPIKE WL DNSWL 0.61% 1.68%
DNSWL NONE DNSWL 2.07% 5.53%
DNSWL HIGH DNSWL 77.33% 1.84%
DNSWL LOW DNSWL 0.54% 0.32%
SURBL COMBINED URIBL 27.96% 0%
SURBL CRACKED SITES URIBL 1.44% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 3.77% 0%
SPAM EATING MONKEY - URI RED URIBL 7.61% 0.01%
SPAM EATING MONKEY - URI FRESH 15 URIBL 4.01% 0%
SPAM EATING MONKEY - URI BLACK URIBL 5.93% 0%
SPAM EATING MONKEY - URI FRESH URIBL 3.45% 0%
SPAMHAUS DBL URIBL 42.47% 0.1%
SURBL MALWARE URIBL 0.24% 0%
URIBL BLACKLIST URIBL 40.71% 0.06%
SURBL PHISHING URIBL 1.28% 0%
SWINOG URIBL URIBL 0% 0%
SURBL ABUSE URIBL 26.68% 0%
SPAMHAUS SBL URIBL 1.52% 0.01%

View the data processing guide to learn more.