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 2023-11-27 till 2023-12-03

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

Name Type Accuracy Inaccuracy
DCC CHECK 87.64% 3.86%
JMF-BLACK DNSBL 68.89% 0.02%
MAILSPIKE BL DNSBL 68.13% 0%
UCEPROTECT 2 DNSBL 63.63% 0.83%
SORBS COMBINED DNSBL 60.62% 0.24%
SORBS NEW AND RECENT SPAM DNSBL 58.6% 0.24%
DNSWL MEDIUM DNSWL 57.28% 0.06%
SPAMCOP DNSBL 55.59% 0%
GBUDB.COM TRUNCATE DNSBL 43.29% 0%
SPAMRATS ALL DNSBL 42.64% 0%
UCEPROTECT 3 DNSBL 37.32% 25.64%
SPAMHAUS ZEN DNSBL 31.52% 0.02%
UCEPROTECT 1 DNSBL 30.1% 0.02%
COMPOSITE BLOCKING LIST DNSBL 27.14% 0%
SPAMHAUS XBL DNSBL 27.14% 0%
SPAMHAUS PBL DNSBL 24.01% 0.02%
IX HASH CHECK 21.41% 0%
SPAM EATING MONKEY - URI RED URIBL 21.11% 0%
SPAM EATING MONKEY - URI BLACK URIBL 20.88% 0%
SPAMRATS SPAM DNSBL 20.52% 0%
PSBL SURRIEL DNSBL 18.92% 0%
NIX SPAM DNSBL 17.86% 0%
SPAMRATS NOPTR DNSBL 15.73% 0%
URIBL BLACKLIST URIBL 14.78% 2.31%
SURBL COMBINED URIBL 14.61% 6.63%
SURBL ABUSE URIBL 13.96% 6.63%
SPAMRATS DYNA DNSBL 10.47% 0%
SPAMHAUS DBL URIBL 9.46% 6.75%
SPAM EATING MONKEY - BLACK DNSBL 5.2% 0%
SORBS DUL DNSBL 4.02% 0%
SURBL PHISHING URIBL 3.31% 0%
MAILSPIKE WL DNSWL 3.17% 1.12%
SORBS WEB DNSBL 2.9% 0.05%
JIPPG DNSBL 2.25% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 2.19% 0.02%
DRONEBL DNSBL 2.07% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 1.95% 0.02%
DNSWL NONE DNSWL 1.93% 1.66%
SPAM EATING MONKEY - URI FRESH URIBL 1.3% 0.02%
DNSWL HIGH DNSWL 0.48% 0%
SPAMHAUS SBL URIBL 0.24% 0.02%
JMF-WHITE DNSWL 0.21% 0.06%
DNSWL LOW DNSWL 0.12% 0%
CBLCN PLUS DNSBL 0% 0%
SURBL MALWARE URIBL 0% 0%
IMP SPAMLIST DNSBL 0% 0%
WPBL DNSBL 0% 0%
UNSUBSCRIBE BLACKLIST DNSBL 0% 0%
SURBL CRACKED SITES URIBL 0% 0%
SWINOG DNSRBL DNSBL 0% 0%
SWINOG URIBL URIBL 0% 0%

View the data processing guide to learn more.