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

2018-10-08

Removed dnsbl.inps.de as the service is out of operation.
» More news

Blacklists performance from 2020-03-30 till 2020-04-05

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

Name Type Accuracy Inaccuracy
DCC CHECK 71.72% 2.48%
IX HASH CHECK 9.43% 0.02%
JMF-BLACK DNSBL 74.02% 0%
COMPOSITE BLOCKING LIST DNSBL 73.93% 0%
SPAM EATING MONKEY - BLACK DNSBL 33.87% 0%
GBUDB.COM TRUNCATE DNSBL 24.27% 0%
WPBL DNSBL 61.57% 0%
SPAMRATS SPAM DNSBL 75.24% 0%
JIPPG DNSBL 23.89% 0%
SPAMHAUS PBL DNSBL 24.53% 0%
SORBS COMBINED DNSBL 80.97% 0.45%
CBLCN PLUS DNSBL 0% 0%
DRONEBL DNSBL 66.28% 0%
MAILSPIKE BL DNSBL 61.83% 0%
SPAMHAUS XBL DNSBL 74.02% 0%
UCEPROTECT 3 DNSBL 7.1% 0%
SPAMHAUS ZEN DNSBL 75.3% 0%
SORBS NEW AND RECENT SPAM DNSBL 74.75% 0.45%
UNSUBSCRIBE BLACKLIST DNSBL 72.62% 0%
SORBS WEB DNSBL 48.79% 0%
SPAMCOP DNSBL 72.04% 0%
UCEPROTECT 2 DNSBL 23.22% 0%
PSBL SURRIEL DNSBL 82.46% 0%
SORBS DUL DNSBL 6.23% 0%
IMP SPAMLIST DNSBL 0% 0%
NIX SPAM DNSBL 71.72% 0%
SPAMRATS NOPTR DNSBL 34.33% 0%
SPAMRATS DYNA DNSBL 25.78% 0.01%
SWINOG DNSRBL DNSBL 0.06% 0%
UCEPROTECT 1 DNSBL 81.9% 0%
JMF-WHITE DNSWL 15.56% 0.15%
DNSWL MEDIUM DNSWL 3.52% 0%
MAILSPIKE WL DNSWL 64.52% 0.35%
DNSWL NONE DNSWL 2.08% 0.96%
DNSWL HIGH DNSWL 63.43% 0.29%
DNSWL LOW DNSWL 14.87% 0%
SURBL CRACKED SITES URIBL 0% 0%
SPAM EATING MONKEY - URI RED URIBL 15.57% 0.03%
SURBL COMBINED URIBL 9.92% 0.16%
SPAM EATING MONKEY - URI BLACK URIBL 11.64% 0.02%
URIBL BLACKLIST URIBL 38.99% 0.12%
SPAM EATING MONKEY - URI FRESH 10 URIBL 6.31% 0.04%
SPAM EATING MONKEY - URI FRESH URIBL 5.99% 0.04%
SPAMHAUS DBL URIBL 16.76% 0.09%
SPAM EATING MONKEY - URI FRESH 15 URIBL 6.43% 0.04%
SURBL PHISHING URIBL 0.38% 0.01%
SURBL MALWARE URIBL 0% 0%
SWINOG URIBL URIBL 0% 0%
SURBL ABUSE URIBL 9.81% 0.16%
SPAMHAUS SBL URIBL 0.73% 0.02%

View the data processing guide to learn more.