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 2017-11-06 till 2017-11-12

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

Name Type Accuracy Inaccuracy
CBLCN PLUS DNSBL 9.18% 0.35%
COMPOSITE BLOCKING LIST DNSBL 78.96% 0%
DCC CHECK 64.47% 4.15%
DNSWL HIGH DNSWL 71.8% 0.37%
DNSWL LOW DNSWL 0.23% 0.16%
DNSWL MEDIUM DNSWL 6.3% 0%
DNSWL NONE DNSWL 1.19% 0.69%
DRONEBL DNSBL 16.23% 0%
GBUDB.COM TRUNCATE DNSBL 23.89% 0%
IMP SPAMLIST DNSBL 7.71% 0%
INPS.DE DNSBL DNSBL 51.82% 0%
IX HASH CHECK 31.58% 0.04%
JIPPG DNSBL 24.59% 0%
JMF-BLACK DNSBL 67.57% 0%
JMF-WHITE DNSWL 54.44% 0.43%
MAILSPIKE BL DNSBL 55.58% 0%
MAILSPIKE WL DNSWL 13.43% 0.35%
NIX SPAM DNSBL 56.99% 0%
PSBL SURRIEL DNSBL 58.62% 0%
SORBS COMBINED DNSBL 63.03% 0.28%
SORBS DUL DNSBL 6.86% 0%
SORBS NEW AND RECENT SPAM DNSBL 49.73% 0.28%
SORBS WEB DNSBL 24.67% 0%
SPAM EATING MONKEY - BLACK DNSBL 26.21% 0%
SPAM EATING MONKEY - URI BLACK URIBL 8.54% 0.22%
SPAM EATING MONKEY - URI FRESH URIBL 1.66% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 1.95% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 2.03% 0.02%
SPAM EATING MONKEY - URI RED URIBL 11.93% 0.28%
SPAMCOP DNSBL 66.55% 0%
SPAMHAUS DBL URIBL 36.76% 0.08%
SPAMHAUS PBL DNSBL 42.87% 0%
SPAMHAUS SBL URIBL 5.77% 0.08%
SPAMHAUS XBL DNSBL 78.96% 0%
SPAMHAUS ZEN DNSBL 84.33% 0%
SPAMRATS DYNA DNSBL 23.65% 0.08%
SPAMRATS NOPTR DNSBL 27.76% 0%
SPAMRATS SPAM DNSBL 7.21% 0%
SURBL ABUSE URIBL 36.55% 0.01%
SURBL COMBINED URIBL 37.03% 0.01%
SURBL CRACKED SITES URIBL 0.45% 0%
SURBL MALWARE URIBL 0.24% 0%
SURBL PHISHING URIBL 1.39% 0%
SWINOG DNSRBL DNSBL 1.41% 0%
SWINOG URIBL URIBL 22.82% 11.81%
UCEPROTECT 1 DNSBL 75.73% 0%
UCEPROTECT 2 DNSBL 27.79% 0%
UCEPROTECT 3 DNSBL 18.37% 0%
UNSUBSCRIBE BLACKLIST DNSBL 72.02% 0%
URIBL BLACKLIST URIBL 39.64% 0.26%
WPBL DNSBL 59.37% 0%

View the data processing guide to learn more.