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

2020-04-27

The list SPAMRATS ALL has been added.
» More news

Blacklists performance from 2021-05-03 till 2021-05-09

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

Name Type Accuracy Inaccuracy
DCC CHECK 82.78% 1.82%
UCEPROTECT 2 DNSBL 67.22% 0.03%
SORBS COMBINED DNSBL 61.87% 0.53%
URIBL BLACKLIST URIBL 57.2% 0.56%
SORBS NEW AND RECENT SPAM DNSBL 57.1% 0.53%
SPAMHAUS DBL URIBL 54.47% 3.39%
GBUDB.COM TRUNCATE DNSBL 49.71% 0.03%
SURBL COMBINED URIBL 49.03% 2.52%
SURBL ABUSE URIBL 48.93% 2.52%
UCEPROTECT 3 DNSBL 48.83% 0.94%
PSBL SURRIEL DNSBL 44.26% 0%
DNSWL MEDIUM DNSWL 39.83% 0.88%
SPAMRATS ALL DNSBL 39.2% 0.02%
DNSWL HIGH DNSWL 39.06% 0.58%
JMF-BLACK DNSBL 36.67% 0%
UCEPROTECT 1 DNSBL 31.03% 0%
MAILSPIKE WL DNSWL 25.01% 2.14%
SPAMHAUS ZEN DNSBL 24.71% 0.04%
NIX SPAM DNSBL 21.3% 0%
MAILSPIKE BL DNSBL 19.75% 0%
JMF-WHITE DNSWL 18.49% 0.19%
SPAMRATS SPAM DNSBL 18.09% 0%
SPAMCOP DNSBL 16.83% 0%
SPAM EATING MONKEY - URI RED URIBL 16.05% 0.01%
SPAMHAUS PBL DNSBL 13.91% 0.04%
SPAM EATING MONKEY - URI FRESH 15 URIBL 13.91% 0.03%
SPAMHAUS XBL DNSBL 13.62% 0%
COMPOSITE BLOCKING LIST DNSBL 13.62% 0%
IX HASH CHECK 12.84% 0.01%
SPAMRATS NOPTR DNSBL 12.65% 0%
SPAM EATING MONKEY - BLACK DNSBL 12.45% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 12.06% 0.03%
SORBS DUL DNSBL 10.8% 0%
SPAM EATING MONKEY - URI FRESH URIBL 10.12% 0.02%
SPAMRATS DYNA DNSBL 9.92% 0.02%
WPBL DNSBL 9.92% 0%
SPAM EATING MONKEY - URI BLACK URIBL 8.56% 0%
JIPPG DNSBL 4.96% 0%
DNSWL NONE DNSWL 2.89% 2.92%
DNSWL LOW DNSWL 2.85% 0%
SORBS WEB DNSBL 1.85% 0%
DRONEBL DNSBL 0.68% 0%
SURBL PHISHING URIBL 0.39% 0%
SPAMHAUS SBL URIBL 0.19% 0%
SURBL CRACKED SITES URIBL 0.1% 0%
IMP SPAMLIST DNSBL 0% 0%
CBLCN PLUS DNSBL 0% 0%
SURBL MALWARE URIBL 0% 0%
UNSUBSCRIBE BLACKLIST DNSBL 0% 0%
SWINOG URIBL URIBL 0% 0%
SWINOG DNSRBL DNSBL 0% 0%

View the data processing guide to learn more.