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 2018-01-15 till 2018-01-21

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

Name Type Accuracy Inaccuracy
DCC CHECK 92.11% 9.17%
JMF-WHITE DNSWL 85.55% 0.41%
SPAMHAUS ZEN DNSBL 81.42% 0%
DNSWL HIGH DNSWL 80.41% 0.27%
SORBS COMBINED DNSBL 76.38% 1.11%
SPAMHAUS XBL DNSBL 74.95% 0%
COMPOSITE BLOCKING LIST DNSBL 74.92% 0%
UCEPROTECT 1 DNSBL 74.46% 0%
NIX SPAM DNSBL 74.18% 0.01%
IX HASH CHECK 73.25% 0.04%
SORBS NEW AND RECENT SPAM DNSBL 73.01% 1.11%
UNSUBSCRIBE BLACKLIST DNSBL 72.68% 0%
JMF-BLACK DNSBL 63.36% 0.01%
SPAMCOP DNSBL 59.82% 0%
SPAMHAUS PBL DNSBL 57.63% 0%
PSBL SURRIEL DNSBL 52.53% 0%
WPBL DNSBL 51.52% 0%
SPAM EATING MONKEY - BLACK DNSBL 50.56% 0%
INPS.DE DNSBL DNSBL 43.16% 0%
UCEPROTECT 2 DNSBL 42.34% 0.03%
UCEPROTECT 3 DNSBL 37.82% 0.06%
SPAMRATS DYNA DNSBL 34.39% 0.03%
GBUDB.COM TRUNCATE DNSBL 34.04% 0%
MAILSPIKE BL DNSBL 32.09% 0%
JIPPG DNSBL 31.57% 0%
SORBS WEB DNSBL 30.15% 0%
SPAMHAUS DBL URIBL 23.02% 0.13%
SPAMRATS NOPTR DNSBL 22.17% 0%
SPAM EATING MONKEY - URI RED URIBL 21.59% 0.14%
MAILSPIKE WL DNSWL 18.77% 0.66%
URIBL BLACKLIST URIBL 18.47% 0.05%
SPAM EATING MONKEY - URI BLACK URIBL 17.73% 0.09%
SURBL COMBINED URIBL 12.88% 0.01%
SURBL ABUSE URIBL 12.85% 0%
SORBS DUL DNSBL 9.54% 0%
DNSWL MEDIUM DNSWL 9.34% 0.03%
SWINOG URIBL URIBL 7.4% 11.27%
SPAMRATS SPAM DNSBL 6.11% 0%
SPAMHAUS SBL URIBL 5.45% 0.07%
SPAM EATING MONKEY - URI FRESH 10 URIBL 5.29% 0%
SPAM EATING MONKEY - URI FRESH URIBL 5.26% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 5.26% 0%
DRONEBL DNSBL 2.99% 0%
DNSWL NONE DNSWL 2.27% 0.71%
CBLCN PLUS DNSBL 1.86% 0.63%
IMP SPAMLIST DNSBL 0.88% 0%
DNSWL LOW DNSWL 0.75% 0.11%
SWINOG DNSRBL DNSBL 0.3% 0%
SURBL PHISHING URIBL 0.27% 0.01%
SURBL CRACKED SITES URIBL 0% 0%
SURBL MALWARE URIBL 0% 0%

View the data processing guide to learn more.