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 2017-05-15 till 2017-05-21

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

Name Type Accuracy Inaccuracy
URIBL BLACKLIST URIBL 85.63% 0.04%
JMF-WHITE DNSWL 82.96% 0.67%
UCEPROTECT 1 DNSBL 80.38% 0.02%
DNSWL HIGH DNSWL 77.9% 0.33%
SORBS COMBINED DNSBL 77.66% 0.73%
SPAMHAUS ZEN DNSBL 75.85% 0%
UNSUBSCRIBE BLACKLIST DNSBL 75.7% 0.14%
SORBS NEW AND RECENT SPAM DNSBL 74.05% 0.73%
COMPOSITE BLOCKING LIST DNSBL 69.81% 0%
SPAMHAUS XBL DNSBL 69.78% 0%
MAILSPIKE WL DNSWL 68.93% 1.52%
JMF-BLACK DNSBL 66.66% 0%
PSBL SURRIEL DNSBL 66.44% 0%
WPBL DNSBL 66.26% 0.02%
SPAMCOP DNSBL 66.24% 0%
SURBL COMBINED URIBL 65.72% 0%
DCC CHECK 65.01% 4.73%
SURBL ABUSE URIBL 62.24% 0%
NIX SPAM DNSBL 59.61% 0%
INPS.DE DNSBL DNSBL 59.54% 0%
MAILSPIKE BL DNSBL 57.11% 0%
SWINOG URIBL URIBL 49.74% 8.92%
SPAMHAUS DBL URIBL 44.23% 0.06%
SPAM EATING MONKEY - URI BLACK URIBL 39.75% 0.34%
SPAM EATING MONKEY - URI RED URIBL 39.75% 0.34%
SPAM EATING MONKEY - BLACK DNSBL 36.73% 0%
SORBS WEB DNSBL 36.06% 0%
SPAMRATS NOPTR DNSBL 35.53% 0%
SPAMHAUS PBL DNSBL 31.78% 0%
GBUDB.COM TRUNCATE DNSBL 31.11% 0.03%
SPAMHAUS SBL URIBL 26.02% 0.04%
IX HASH MANITU CHECK 25.66% 0.06%
IX HASH COMBINED CHECK 25.66% 0.06%
DRONEBL DNSBL 25.13% 0%
SPAMRATS DYNA DNSBL 20.87% 0%
CBLCN PLUS DNSBL 19.46% 0.79%
UCEPROTECT 2 DNSBL 17.61% 0.01%
JIPPG DNSBL 15.58% 0%
UCEPROTECT 3 DNSBL 7.79% 0%
DNSWL MEDIUM DNSWL 7.67% 0.09%
IMP SPAMLIST DNSBL 6.34% 0%
SORBS DUL DNSBL 4.31% 0%
SURBL CRACKED SITES URIBL 3.39% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 1.96% 0%
DNSWL NONE DNSWL 1.67% 0.94%
SURBL MALWARE URIBL 1.14% 0%
SURBL PHISHING URIBL 0.76% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 0.71% 0%
SWINOG DNSRBL DNSBL 0.54% 0%
SPAM EATING MONKEY - URI FRESH URIBL 0.47% 0%
DNSWL LOW DNSWL 0.23% 0.31%
IX HASH SEM CHECK 0% 0%

View the data processing guide to learn more.