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 2024-09-09 till 2024-09-15

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

Name Type Accuracy Inaccuracy
IX HASH CHECK 7.22% 0%
DCC CHECK 77.16% 2.04%
COMPOSITE BLOCKING LIST DNSBL 17.63% 0%
SPAM EATING MONKEY - BLACK DNSBL 10.65% 0%
JMF-BLACK DNSBL 38.7% 0%
GBUDB.COM TRUNCATE DNSBL 38.82% 0%
WPBL DNSBL 0% 0%
JIPPG DNSBL 3.08% 0%
UNSUBSCRIBE BLACKLIST DNSBL 0% 0%
SPAMHAUS PBL DNSBL 25.56% 0%
DRONEBL DNSBL 5.33% 0%
SPAMRATS ALL DNSBL 46.75% 0%
CBLCN PLUS DNSBL 0% 0%
MAILSPIKE BL DNSBL 33.02% 0%
SPAMHAUS ZEN DNSBL 35.98% 0%
SPAMHAUS XBL DNSBL 17.63% 0%
UCEPROTECT 3 DNSBL 52.07% 41.3%
SPAMRATS SPAM DNSBL 21.54% 0%
SPAMCOP DNSBL 23.2% 0%
SPAMRATS DYNA DNSBL 11.12% 0%
PSBL SURRIEL DNSBL 24.5% 0%
NIX SPAM DNSBL 16.69% 0%
IMP SPAMLIST DNSBL 0% 0%
SWINOG DNSRBL DNSBL 0% 0%
SPAMRATS NOPTR DNSBL 17.4% 0%
UCEPROTECT 1 DNSBL 34.56% 0%
UCEPROTECT 2 DNSBL 49.94% 0.62%
JMF-WHITE DNSWL 0.14% 0.12%
DNSWL MEDIUM DNSWL 20.83% 0%
MAILSPIKE WL DNSWL 2.78% 0.95%
DNSWL NONE DNSWL 1.59% 2.37%
DNSWL HIGH DNSWL 0.48% 0%
DNSWL LOW DNSWL 0.06% 0%
SURBL COMBINED URIBL 51.83% 0%
SURBL MALWARE URIBL 0% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 18.11% 0%
SPAM EATING MONKEY - URI RED URIBL 2.84% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 18.93% 0%
SPAM EATING MONKEY - URI BLACK URIBL 1.18% 0%
SPAM EATING MONKEY - URI FRESH URIBL 16.69% 0%
SPAMHAUS DBL URIBL 38.22% 0.06%
SURBL PHISHING URIBL 4.62% 0%
SURBL ABUSE URIBL 45.33% 0%
SWINOG URIBL URIBL 0% 0%
SPAMHAUS SBL URIBL 0% 0%
SURBL CRACKED SITES URIBL 0.12% 0%
URIBL BLACKLIST URIBL 37.87% 0.11%

View the data processing guide to learn more.