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
2025-02-27 |
We thank the Nixspam team for their service and have removed the defunct lists. |
Blacklists performance from 2025-07-07 till 2025-07-13
Below are weekly statistics of accuracy and failure rates for specific blacklists:
Name | Type | Accuracy ![]() |
Inaccuracy |
SWINOG DNSRBL | DNSBL | 0% | 0% |
SWINOG URIBL | URIBL | 0% | 0% |
IMP SPAMLIST | DNSBL | 0% | 0% |
WPBL | DNSBL | 0% | 0% |
UNSUBSCRIBE BLACKLIST | DNSBL | 0% | 0% |
SURBL MALWARE | URIBL | 0% | 0% |
CBLCN PLUS | DNSBL | 0% | 0% |
DNSWL LOW | DNSWL | 0.03% | 0.09% |
SURBL CRACKED SITES | URIBL | 0.09% | 0% |
SPAMHAUS SBL | URIBL | 0.18% | 0.03% |
DNSWL HIGH | DNSWL | 0.23% | 0% |
DNSWL NONE | DNSWL | 0.76% | 1.58% |
JMF-WHITE | DNSWL | 1.48% | 0.09% |
SPAM EATING MONKEY - URI BLACK | URIBL | 2.11% | 0% |
JIPPG | DNSBL | 3.34% | 0% |
MAILSPIKE WL | DNSWL | 3.37% | 1.67% |
DRONEBL | DNSBL | 4.22% | 0% |
SPAM EATING MONKEY - URI FRESH 10 | URIBL | 5.98% | 0.03% |
SPAM EATING MONKEY - URI FRESH 15 | URIBL | 5.98% | 0.03% |
SPAM EATING MONKEY - URI FRESH | URIBL | 5.98% | 0% |
SPAM EATING MONKEY - URI RED | URIBL | 7.47% | 0% |
SPAMRATS NOPTR | DNSBL | 9.67% | 0% |
SPAMRATS DYNA | DNSBL | 11.34% | 0% |
SURBL PHISHING | URIBL | 12.04% | 0% |
SPAM EATING MONKEY - BLACK | DNSBL | 15.29% | 0% |
SPAMHAUS XBL | DNSBL | 19.33% | 0% |
COMPOSITE BLOCKING LIST | DNSBL | 19.33% | 0% |
PSBL SURRIEL | DNSBL | 26.63% | 0.03% |
JMF-BLACK | DNSBL | 28.3% | 0.06% |
UCEPROTECT 1 | DNSBL | 29.88% | 0% |
UCEPROTECT 3 | DNSBL | 30.67% | 0.09% |
SPAMHAUS DBL | URIBL | 32.6% | 0% |
SPAMRATS SPAM | DNSBL | 36.2% | 0% |
GBUDB.COM TRUNCATE | DNSBL | 37.87% | 0% |
URIBL BLACKLIST | URIBL | 44.02% | 0.03% |
SPAMHAUS PBL | DNSBL | 44.73% | 0% |
SPAMCOP | DNSBL | 46.92% | 0% |
MAILSPIKE BL | DNSBL | 48.59% | 0% |
SPAMHAUS ZEN | DNSBL | 51.85% | 0% |
SURBL ABUSE | URIBL | 52.02% | 0.09% |
SPAMRATS ALL | DNSBL | 56.59% | 0% |
UCEPROTECT 2 | DNSBL | 56.94% | 0% |
SURBL COMBINED | URIBL | 60.81% | 0.09% |
DCC | CHECK | 73.64% | 6.63% |
DNSWL MEDIUM | DNSWL | 76.02% | 0% |