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 2024-08-26 till 2024-09-01

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 7.19% 0%
DCC CHECK 87.36% 3.68%
DNSWL HIGH DNSWL 0.28% 0%
DNSWL LOW DNSWL 0.05% 0.06%
DNSWL MEDIUM DNSWL 19.74% 0%
DNSWL NONE DNSWL 0.93% 1.56%
DRONEBL DNSBL 38.35% 0%
GBUDB.COM TRUNCATE DNSBL 16.78% 0%
IMP SPAMLIST DNSBL 0% 0%
IX HASH CHECK 3.24% 0%
JIPPG DNSBL 14.8% 0%
JMF-BLACK DNSBL 66.57% 0.03%
JMF-WHITE DNSWL 0.1% 0.12%
MAILSPIKE BL DNSBL 72.26% 0%
MAILSPIKE WL DNSWL 1.85% 0.72%
NIX SPAM DNSBL 8.33% 0%
PSBL SURRIEL DNSBL 63.33% 0%
SPAM EATING MONKEY - BLACK DNSBL 5.75% 0%
SPAM EATING MONKEY - URI BLACK URIBL 1.08% 0%
SPAM EATING MONKEY - URI FRESH URIBL 2.82% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 2.82% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 2.82% 0%
SPAM EATING MONKEY - URI RED URIBL 1.2% 0%
SPAMCOP DNSBL 64.71% 0%
SPAMHAUS DBL URIBL 22.11% 0.03%
SPAMHAUS PBL DNSBL 12.7% 0%
SPAMHAUS SBL URIBL 0.06% 0%
SPAMHAUS XBL DNSBL 7.19% 0%
SPAMHAUS ZEN DNSBL 49.43% 0%
SPAMRATS ALL DNSBL 44.16% 0%
SPAMRATS DYNA DNSBL 7.07% 0%
SPAMRATS NOPTR DNSBL 7.13% 0%
SPAMRATS SPAM DNSBL 31.22% 0%
SURBL ABUSE URIBL 72.86% 0%
SURBL COMBINED URIBL 74.42% 0.05%
SURBL CRACKED SITES URIBL 0.3% 0%
SURBL MALWARE URIBL 0% 0%
SURBL PHISHING URIBL 59.44% 0%
SWINOG DNSRBL DNSBL 0% 0%
SWINOG URIBL URIBL 0% 0%
UCEPROTECT 1 DNSBL 46.2% 0%
UCEPROTECT 2 DNSBL 68% 0.59%
UCEPROTECT 3 DNSBL 76.57% 26.28%
UNSUBSCRIBE BLACKLIST DNSBL 0% 0%
URIBL BLACKLIST URIBL 70.16% 0.21%
WPBL DNSBL 0% 0%

View the data processing guide to learn more.