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

View the data processing guide to learn more.