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

2024-06-10

We thank the SORBS team for their service and have removed the defunct lists.
» More news

Blacklists performance from 2024-12-30 till 2025-01-05

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

Name Type Accuracy Inaccuracy
CBLCN PLUS DNSBL 0% 0%
COMPOSITE BLOCKING LIST DNSBL 27.75% 0%
DCC CHECK 78.55% 3.48%
DNSWL HIGH DNSWL 0.84% 0%
DNSWL LOW DNSWL 0.16% 0%
DNSWL MEDIUM DNSWL 60.45% 0.06%
DNSWL NONE DNSWL 0.95% 2.57%
DRONEBL DNSBL 2.57% 0%
GBUDB.COM TRUNCATE DNSBL 40.01% 0%
IMP SPAMLIST DNSBL 0% 0%
IX HASH CHECK 15.86% 0%
JIPPG DNSBL 8.22% 0%
JMF-BLACK DNSBL 24.08% 0%
JMF-WHITE DNSWL 0% 0.13%
MAILSPIKE BL DNSBL 48.3% 0%
MAILSPIKE WL DNSWL 2.05% 0.77%
NIX SPAM DNSBL 18.18% 0%
PSBL SURRIEL DNSBL 21.71% 0%
SPAM EATING MONKEY - BLACK DNSBL 7.13% 0%
SPAM EATING MONKEY - URI BLACK URIBL 1.09% 0%
SPAM EATING MONKEY - URI FRESH URIBL 0.9% 0.16%
SPAM EATING MONKEY - URI FRESH 10 URIBL 1.03% 0.16%
SPAM EATING MONKEY - URI FRESH 15 URIBL 1.03% 0.16%
SPAM EATING MONKEY - URI RED URIBL 1.09% 0.16%
SPAMCOP DNSBL 70.46% 0%
SPAMHAUS DBL URIBL 7.84% 0.05%
SPAMHAUS PBL DNSBL 29.09% 0%
SPAMHAUS SBL URIBL 0% 0.05%
SPAMHAUS XBL DNSBL 27.75% 0%
SPAMHAUS ZEN DNSBL 37.76% 0%
SPAMRATS ALL DNSBL 46.76% 0%
SPAMRATS DYNA DNSBL 8.99% 0%
SPAMRATS NOPTR DNSBL 29.87% 0%
SPAMRATS SPAM DNSBL 15.41% 0%
SURBL ABUSE URIBL 31.98% 0%
SURBL COMBINED URIBL 35% 0%
SURBL CRACKED SITES URIBL 0% 0%
SURBL MALWARE URIBL 0% 0%
SURBL PHISHING URIBL 22.22% 0%
SWINOG DNSRBL DNSBL 0% 0%
SWINOG URIBL URIBL 0% 0%
UCEPROTECT 1 DNSBL 51.25% 0%
UCEPROTECT 2 DNSBL 57.74% 0.21%
UCEPROTECT 3 DNSBL 63.9% 0.95%
UNSUBSCRIBE BLACKLIST DNSBL 0% 0%
URIBL BLACKLIST URIBL 29.09% 0.11%
WPBL DNSBL 0% 0%

View the data processing guide to learn more.