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

View the data processing guide to learn more.