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

2017-07-17

Removed IX HASH SEM as this zone is out of operation.
» More news

Blacklists performance from 2017-10-09 till 2017-10-15

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

Name Type Accuracy Inaccuracy
SURBL CRACKED SITES URIBL 0.31% 0%
DNSWL LOW DNSWL 0.55% 0.05%
SPAM EATING MONKEY - URI FRESH URIBL 0.88% 0.03%
SPAM EATING MONKEY - URI FRESH 10 URIBL 1.13% 0.02%
SWINOG DNSRBL DNSBL 1.72% 0%
CBLCN PLUS DNSBL 1.75% 1.01%
SURBL PHISHING URIBL 1.75% 0%
DNSWL NONE DNSWL 2.01% 0.5%
IMP SPAMLIST DNSBL 2.13% 0%
SURBL MALWARE URIBL 4.54% 0%
DNSWL MEDIUM DNSWL 5.33% 0.02%
SPAM EATING MONKEY - URI FRESH 15 URIBL 6.12% 0.02%
SORBS DUL DNSBL 8.88% 0%
SPAMHAUS SBL URIBL 12.24% 0.1%
UCEPROTECT 3 DNSBL 12.38% 0%
MAILSPIKE WL DNSWL 13.33% 0.26%
JIPPG DNSBL 21.21% 0%
IX HASH CHECK 25.1% 0.02%
DRONEBL DNSBL 26.26% 0%
SPAM EATING MONKEY - URI BLACK URIBL 26.47% 0.21%
SPAMRATS DYNA DNSBL 26.57% 0%
SPAMRATS SPAM DNSBL 26.78% 0.01%
SORBS WEB DNSBL 27.47% 0%
SPAM EATING MONKEY - URI RED URIBL 29.08% 0.26%
SWINOG URIBL URIBL 29.74% 12.34%
SPAMHAUS DBL URIBL 32.17% 0.12%
SPAM EATING MONKEY - BLACK DNSBL 32.28% 0%
UCEPROTECT 2 DNSBL 32.93% 0%
SURBL ABUSE URIBL 33.65% 0%
SURBL COMBINED URIBL 34.25% 0%
MAILSPIKE BL DNSBL 34.46% 0%
INPS.DE DNSBL DNSBL 34.67% 0%
URIBL BLACKLIST URIBL 35.4% 0.17%
PSBL SURRIEL DNSBL 36.35% 0%
NIX SPAM DNSBL 41.28% 0%
SPAMRATS NOPTR DNSBL 43.83% 0%
GBUDB.COM TRUNCATE DNSBL 46.88% 0%
SPAMHAUS PBL DNSBL 63.46% 0%
DCC CHECK 63.98% 4.87%
WPBL DNSBL 64.59% 0.03%
DNSWL HIGH DNSWL 69.17% 0.31%
UNSUBSCRIBE BLACKLIST DNSBL 71.71% 0%
SPAMCOP DNSBL 72.81% 0%
JMF-WHITE DNSWL 73.17% 0.35%
JMF-BLACK DNSBL 73.71% 0%
SORBS NEW AND RECENT SPAM DNSBL 74.38% 1.27%
SORBS COMBINED DNSBL 78.32% 1.27%
UCEPROTECT 1 DNSBL 80.4% 0%
COMPOSITE BLOCKING LIST DNSBL 84.37% 0%
SPAMHAUS XBL DNSBL 84.39% 0%
SPAMHAUS ZEN DNSBL 87.93% 0%

View the data processing guide to learn more.