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 2017-08-14 till 2017-08-20

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

Name Type Accuracy Inaccuracy
SURBL MALWARE URIBL 0.01% 0%
SWINOG DNSRBL DNSBL 0.21% 0%
DNSWL LOW DNSWL 0.44% 0.06%
SPAM EATING MONKEY - URI FRESH URIBL 0.62% 0.01%
SPAM EATING MONKEY - URI FRESH 10 URIBL 0.64% 0.01%
IMP SPAMLIST DNSBL 0.71% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 0.82% 0.01%
SURBL PHISHING URIBL 1.1% 0%
SPAMHAUS SBL URIBL 1.81% 0.18%
SPAM EATING MONKEY - URI BLACK URIBL 1.88% 0.3%
DNSWL NONE DNSWL 2.43% 0.34%
UCEPROTECT 3 DNSBL 3.35% 0%
IX HASH CHECK 4.82% 0.06%
DNSWL MEDIUM DNSWL 5.64% 0.03%
SORBS DUL DNSBL 6.42% 0%
SPAM EATING MONKEY - URI RED URIBL 6.55% 0.36%
CBLCN PLUS DNSBL 8.45% 0.95%
JIPPG DNSBL 8.59% 0%
MAILSPIKE WL DNSWL 10.27% 0.18%
PSBL SURRIEL DNSBL 10.48% 0%
UCEPROTECT 2 DNSBL 10.71% 0%
SPAMRATS SPAM DNSBL 14.98% 0.24%
NIX SPAM DNSBL 24.88% 0%
SPAMRATS NOPTR DNSBL 26.75% 0%
GBUDB.COM TRUNCATE DNSBL 28.32% 0%
SORBS WEB DNSBL 41.02% 0%
SPAMHAUS PBL DNSBL 41.89% 0%
SPAMRATS DYNA DNSBL 48.08% 0%
SURBL CRACKED SITES URIBL 51.01% 0%
MAILSPIKE BL DNSBL 52.84% 0%
SPAM EATING MONKEY - BLACK DNSBL 55.23% 0%
INPS.DE DNSBL DNSBL 55.48% 0%
SURBL ABUSE URIBL 67.82% 0%
SURBL COMBINED URIBL 68.41% 0%
URIBL BLACKLIST URIBL 68.62% 0.47%
DRONEBL DNSBL 70.46% 0%
SPAMHAUS DBL URIBL 71.3% 0.28%
JMF-BLACK DNSBL 75.98% 0.01%
DNSWL HIGH DNSWL 78.01% 0.08%
WPBL DNSBL 80.32% 0.46%
SPAMCOP DNSBL 81.06% 0.04%
UNSUBSCRIBE BLACKLIST DNSBL 82.6% 0.44%
SWINOG URIBL URIBL 82.77% 13.1%
DCC CHECK 82.8% 15.08%
JMF-WHITE DNSWL 82.97% 0.31%
SORBS NEW AND RECENT SPAM DNSBL 86.43% 1.07%
SPAMHAUS XBL DNSBL 86.83% 0%
COMPOSITE BLOCKING LIST DNSBL 86.83% 0%
UCEPROTECT 1 DNSBL 87.31% 0%
SORBS COMBINED DNSBL 88.57% 1.07%
SPAMHAUS ZEN DNSBL 89.08% 0%

View the data processing guide to learn more.