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 2017-06-19 till 2017-06-25

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

Name Type Accuracy Inaccuracy
SPAMHAUS ZEN DNSBL 88.67% 0%
JMF-WHITE DNSWL 86.47% 0.5%
UCEPROTECT 1 DNSBL 84.29% 0.01%
SPAMHAUS XBL DNSBL 84.25% 0%
COMPOSITE BLOCKING LIST DNSBL 84.25% 0%
DNSWL HIGH DNSWL 82.9% 0.32%
URIBL BLACKLIST URIBL 82.18% 0.54%
UNSUBSCRIBE BLACKLIST DNSBL 81.03% 0.04%
SORBS COMBINED DNSBL 78.06% 0.69%
DCC CHECK 77.86% 5.89%
SPAMHAUS DBL URIBL 76.64% 0.05%
SPAMCOP DNSBL 73.9% 0.09%
SORBS NEW AND RECENT SPAM DNSBL 73.35% 0.69%
WPBL DNSBL 72.79% 0%
NIX SPAM DNSBL 69.15% 0%
JMF-BLACK DNSBL 67.55% 0%
PSBL SURRIEL DNSBL 60.71% 0%
MAILSPIKE BL DNSBL 57.03% 0%
SURBL COMBINED URIBL 52.42% 0.02%
SPAMHAUS PBL DNSBL 52.09% 0%
SURBL ABUSE URIBL 51.33% 0.02%
SWINOG URIBL URIBL 49.33% 11.33%
SPAMRATS DYNA DNSBL 46.53% 0%
SPAM EATING MONKEY - BLACK DNSBL 44.18% 0%
GBUDB.COM TRUNCATE DNSBL 43.77% 0%
INPS.DE DNSBL DNSBL 43.55% 0%
DRONEBL DNSBL 41.9% 0%
SPAM EATING MONKEY - URI BLACK URIBL 32.56% 0%
SPAM EATING MONKEY - URI RED URIBL 32.56% 0%
IX HASH COMBINED CHECK 31.71% 0.02%
IX HASH MANITU CHECK 31.71% 0.02%
SORBS WEB DNSBL 30.04% 0%
SPAMRATS NOPTR DNSBL 22.16% 0%
UCEPROTECT 2 DNSBL 17.22% 0.01%
MAILSPIKE WL DNSWL 13.36% 0.22%
SPAMHAUS SBL URIBL 11.23% 0.28%
UCEPROTECT 3 DNSBL 10.76% 0%
SPAMRATS SPAM DNSBL 9.54% 0%
CBLCN PLUS DNSBL 6.64% 0.59%
SORBS DUL DNSBL 6.61% 0%
DNSWL MEDIUM DNSWL 5.94% 0.01%
JIPPG DNSBL 4.76% 0%
DNSWL NONE DNSWL 2.1% 0.47%
IMP SPAMLIST DNSBL 1.31% 0%
SURBL CRACKED SITES URIBL 1.22% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 0.82% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 0.82% 0%
SPAM EATING MONKEY - URI FRESH URIBL 0.68% 0%
SURBL PHISHING URIBL 0.37% 0%
DNSWL LOW DNSWL 0.21% 0.04%
SWINOG DNSRBL DNSBL 0.19% 0%
SURBL MALWARE URIBL 0.06% 0%
IX HASH SEM CHECK 0% 0%

View the data processing guide to learn more.