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

2025-02-27

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

Blacklists performance from 2025-03-03 till 2025-03-09

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

Name Type Accuracy Inaccuracy
WPBL DNSBL 0% 0%
URIBL BLACKLIST URIBL 61.79% 0%
UNSUBSCRIBE BLACKLIST DNSBL 0% 0%
UCEPROTECT 3 DNSBL 25.83% 75.91%
UCEPROTECT 2 DNSBL 71.59% 0%
UCEPROTECT 1 DNSBL 27.49% 0%
SWINOG URIBL URIBL 0% 0%
SWINOG DNSRBL DNSBL 0% 0%
SURBL PHISHING URIBL 49% 0%
SURBL MALWARE URIBL 0% 0%
SURBL CRACKED SITES URIBL 0% 0%
SURBL COMBINED URIBL 66.94% 0%
SURBL ABUSE URIBL 60.71% 0%
SPAMRATS SPAM DNSBL 20.27% 0%
SPAMRATS NOPTR DNSBL 29.07% 0%
SPAMRATS DYNA DNSBL 5.48% 0%
SPAMRATS ALL DNSBL 51.91% 0%
SPAMHAUS ZEN DNSBL 57.14% 0%
SPAMHAUS XBL DNSBL 22.67% 0%
SPAMHAUS SBL URIBL 0% 0%
SPAMHAUS PBL DNSBL 47.34% 0%
SPAMHAUS DBL URIBL 20.76% 0%
SPAMCOP DNSBL 40.53% 0%
SPAM EATING MONKEY - URI RED URIBL 4.32% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 6.56% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 5.9% 0%
SPAM EATING MONKEY - URI FRESH URIBL 5.32% 0%
SPAM EATING MONKEY - URI BLACK URIBL 0.08% 0%
SPAM EATING MONKEY - BLACK DNSBL 8.39% 0%
PSBL SURRIEL DNSBL 36.71% 0.03%
MAILSPIKE WL DNSWL 2.56% 1.74%
MAILSPIKE BL DNSBL 45.1% 0%
JMF-WHITE DNSWL 0.45% 0.75%
JMF-BLACK DNSBL 50.75% 0.06%
JIPPG DNSBL 33.8% 0%
IMP SPAMLIST DNSBL 0% 0%
GBUDB.COM TRUNCATE DNSBL 59.55% 0%
DRONEBL DNSBL 8.06% 0%
DNSWL NONE DNSWL 1.25% 2.08%
DNSWL MEDIUM DNSWL 78.56% 0.17%
DNSWL LOW DNSWL 0.06% 0%
DNSWL HIGH DNSWL 0.17% 0%
DCC CHECK 77.82% 5.88%
COMPOSITE BLOCKING LIST DNSBL 22.67% 0%
CBLCN PLUS DNSBL 0% 0%

View the data processing guide to learn more.