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 2017-09-18 till 2017-09-24

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

Name Type Accuracy Inaccuracy
SPAMHAUS ZEN DNSBL 92.8% 0%
SPAMHAUS XBL DNSBL 90.43% 0%
COMPOSITE BLOCKING LIST DNSBL 90.43% 0%
UCEPROTECT 1 DNSBL 89.24% 0%
SORBS COMBINED DNSBL 87.86% 0.87%
UNSUBSCRIBE BLACKLIST DNSBL 87.15% 0%
SORBS NEW AND RECENT SPAM DNSBL 85.92% 0.87%
SPAMCOP DNSBL 82.08% 0%
JMF-BLACK DNSBL 81.5% 0%
JMF-WHITE DNSWL 76.09% 0.1%
WPBL DNSBL 75.85% 0.02%
DNSWL HIGH DNSWL 70.16% 0.06%
DCC CHECK 65.63% 5.11%
SPAMHAUS PBL DNSBL 58.28% 0%
SURBL COMBINED URIBL 54.74% 0.01%
SURBL ABUSE URIBL 54.12% 0.01%
SPAMHAUS DBL URIBL 53.96% 0.11%
URIBL BLACKLIST URIBL 53.79% 0.27%
MAILSPIKE BL DNSBL 51.16% 0%
DRONEBL DNSBL 46.36% 0%
SPAM EATING MONKEY - BLACK DNSBL 45.1% 0%
INPS.DE DNSBL DNSBL 45.01% 0%
NIX SPAM DNSBL 42.79% 0%
SPAMRATS NOPTR DNSBL 41.31% 0%
PSBL SURRIEL DNSBL 35.42% 0%
SORBS WEB DNSBL 32.68% 0%
SPAMRATS DYNA DNSBL 32.61% 0.01%
SWINOG URIBL URIBL 32.04% 12.26%
GBUDB.COM TRUNCATE DNSBL 26.37% 0%
IX HASH CHECK 26.29% 0%
UCEPROTECT 2 DNSBL 19.51% 0%
SPAM EATING MONKEY - URI RED URIBL 19.04% 0.04%
MAILSPIKE WL DNSWL 18.76% 0.15%
SPAM EATING MONKEY - URI BLACK URIBL 18.15% 0%
CBLCN PLUS DNSBL 15.35% 0.48%
SPAMRATS SPAM DNSBL 14.56% 0.01%
SURBL MALWARE URIBL 13.6% 0%
JIPPG DNSBL 11.84% 0%
SORBS DUL DNSBL 7.28% 0%
DNSWL MEDIUM DNSWL 6.79% 0%
UCEPROTECT 3 DNSBL 3.81% 0%
IMP SPAMLIST DNSBL 1.8% 0%
DNSWL LOW DNSWL 1.76% 0.02%
SWINOG DNSRBL DNSBL 1.73% 0%
SPAMHAUS SBL URIBL 1.68% 0.31%
DNSWL NONE DNSWL 1.52% 0.4%
SURBL PHISHING URIBL 0.76% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 0.56% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 0.47% 0%
SPAM EATING MONKEY - URI FRESH URIBL 0.28% 0%
SURBL CRACKED SITES URIBL 0.09% 0%

View the data processing guide to learn more.