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 2017-07-17 till 2017-07-23

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

Name Type Accuracy Inaccuracy
SORBS COMBINED DNSBL 86.95% 0.88%
UCEPROTECT 1 DNSBL 85.63% 0%
SPAMHAUS ZEN DNSBL 85.51% 0%
SORBS NEW AND RECENT SPAM DNSBL 84.44% 0.88%
SPAMHAUS XBL DNSBL 83.41% 0%
COMPOSITE BLOCKING LIST DNSBL 83.41% 0%
WPBL DNSBL 80.7% 0%
UNSUBSCRIBE BLACKLIST DNSBL 79.27% 0.32%
SWINOG URIBL URIBL 77.82% 8.6%
SPAMHAUS DBL URIBL 77.52% 0.11%
DCC CHECK 72.92% 13.69%
SPAMCOP DNSBL 71.15% 0.04%
JMF-BLACK DNSBL 70.25% 0%
URIBL BLACKLIST URIBL 67.4% 0.07%
SURBL COMBINED URIBL 65.83% 0%
SURBL ABUSE URIBL 64.5% 0%
DRONEBL DNSBL 63% 0%
JMF-WHITE DNSWL 55.58% 0.26%
INPS.DE DNSBL DNSBL 52.92% 0.04%
DNSWL HIGH DNSWL 49.47% 0.09%
NIX SPAM DNSBL 48.58% 0%
SPAMRATS DYNA DNSBL 45.11% 0%
MAILSPIKE BL DNSBL 45.06% 0.04%
SPAMHAUS PBL DNSBL 42.69% 0%
SURBL PHISHING URIBL 41.76% 0%
GBUDB.COM TRUNCATE DNSBL 39.82% 0%
SORBS WEB DNSBL 33.65% 0%
SURBL CRACKED SITES URIBL 28.14% 0%
SPAMRATS NOPTR DNSBL 27.93% 0%
SPAM EATING MONKEY - BLACK DNSBL 24.12% 0%
SPAM EATING MONKEY - URI BLACK URIBL 23.95% 0.46%
IX HASH CHECK 14.52% 0.04%
SPAM EATING MONKEY - URI RED URIBL 13.97% 0.35%
UCEPROTECT 2 DNSBL 13.36% 0.04%
DNSWL MEDIUM DNSWL 10.92% 0.02%
PSBL SURRIEL DNSBL 10.77% 0%
SPAMRATS SPAM DNSBL 9.49% 0.07%
CBLCN PLUS DNSBL 6.96% 0.6%
JIPPG DNSBL 6.96% 0%
SURBL MALWARE URIBL 6.37% 0%
SORBS DUL DNSBL 6% 0%
DNSWL NONE DNSWL 4.14% 0.45%
SPAM EATING MONKEY - URI FRESH 15 URIBL 3.3% 0.04%
SPAM EATING MONKEY - URI FRESH 10 URIBL 3.18% 0.04%
SPAM EATING MONKEY - URI FRESH URIBL 3.13% 0.04%
MAILSPIKE WL DNSWL 2.88% 0.28%
UCEPROTECT 3 DNSBL 2.88% 0%
IMP SPAMLIST DNSBL 1.01% 0%
DNSWL LOW DNSWL 0.95% 0.08%
SPAMHAUS SBL URIBL 0.93% 0.18%
SWINOG DNSRBL DNSBL 0.16% 0%

View the data processing guide to learn more.