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 2017-12-04 till 2017-12-10

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

Name Type Accuracy Inaccuracy
SURBL MALWARE URIBL 0.27% 0%
SWINOG DNSRBL DNSBL 0.54% 0%
DNSWL LOW DNSWL 0.54% 0.07%
SURBL CRACKED SITES URIBL 0.61% 0%
DNSWL NONE DNSWL 1.58% 4.39%
SURBL PHISHING URIBL 1.62% 0%
UCEPROTECT 3 DNSBL 2.7% 0.05%
SORBS DUL DNSBL 3.31% 0%
IMP SPAMLIST DNSBL 4.52% 0%
SPAM EATING MONKEY - URI FRESH URIBL 5.4% 0%
SPAM EATING MONKEY - URI FRESH 10 URIBL 5.87% 0%
SPAM EATING MONKEY - URI FRESH 15 URIBL 6.55% 0%
CBLCN PLUS DNSBL 7.49% 0.6%
DNSWL MEDIUM DNSWL 7.73% 0.07%
SPAMRATS SPAM DNSBL 8.43% 0%
MAILSPIKE WL DNSWL 10.8% 1.15%
IX HASH CHECK 11.34% 0.01%
SPAM EATING MONKEY - URI BLACK URIBL 12.15% 0%
JIPPG DNSBL 15.45% 0%
SPAMHAUS SBL URIBL 16.73% 0.08%
SORBS WEB DNSBL 18.96% 0%
DRONEBL DNSBL 19.5% 0%
SPAM EATING MONKEY - URI RED URIBL 20.18% 0.06%
UCEPROTECT 2 DNSBL 21.26% 0.02%
SPAMRATS NOPTR DNSBL 21.52% 0%
GBUDB.COM TRUNCATE DNSBL 22.2% 0%
SPAMRATS DYNA DNSBL 23.89% 0.09%
SPAM EATING MONKEY - BLACK DNSBL 24.63% 0%
SWINOG URIBL URIBL 26.72% 10.88%
SPAMHAUS PBL DNSBL 29.08% 0%
MAILSPIKE BL DNSBL 30.03% 0%
NIX SPAM DNSBL 34.01% 0.01%
UNSUBSCRIBE BLACKLIST DNSBL 41.5% 0%
SPAMCOP DNSBL 41.9% 0%
JMF-BLACK DNSBL 42.04% 0%
WPBL DNSBL 43.18% 0.03%
SORBS NEW AND RECENT SPAM DNSBL 43.66% 0.67%
COMPOSITE BLOCKING LIST DNSBL 46.49% 0%
SPAMHAUS XBL DNSBL 46.56% 0%
SURBL ABUSE URIBL 47.77% 0.01%
SURBL COMBINED URIBL 48.38% 0.01%
SORBS COMBINED DNSBL 49.6% 0.67%
INPS.DE DNSBL DNSBL 50.07% 0.01%
PSBL SURRIEL DNSBL 50.81% 0%
URIBL BLACKLIST URIBL 52.29% 0.09%
UCEPROTECT 1 DNSBL 54.25% 0.01%
SPAMHAUS DBL URIBL 54.52% 0.47%
SPAMHAUS ZEN DNSBL 54.93% 0%
DCC CHECK 63.83% 4.24%
DNSWL HIGH DNSWL 70.45% 0.74%
JMF-WHITE DNSWL 74.35% 2.5%

View the data processing guide to learn more.