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  |
| JIPPG | DNSBL | 3.34% | 0% |
| SPAMHAUS PBL | DNSBL | 44.73% | 0% |
| DNSWL HIGH | DNSWL | 0.23% | 0% |
| SPAM EATING MONKEY - BLACK | DNSBL | 15.29% | 0% |
| COMPOSITE BLOCKING LIST | DNSBL | 19.33% | 0% |
| UNSUBSCRIBE BLACKLIST | DNSBL | 0% | 0% |
| SPAMRATS SPAM | DNSBL | 36.2% | 0% |
| IMP SPAMLIST | DNSBL | 0% | 0% |
| DNSWL MEDIUM | DNSWL | 76.02% | 0% |
| SPAMHAUS ZEN | DNSBL | 51.85% | 0% |
| CBLCN PLUS | DNSBL | 0% | 0% |
| DRONEBL | DNSBL | 4.22% | 0% |
| SPAMRATS ALL | DNSBL | 56.59% | 0% |
| MAILSPIKE BL | DNSBL | 48.59% | 0% |
| SPAM EATING MONKEY - URI FRESH | URIBL | 5.98% | 0% |
| SPAMHAUS XBL | DNSBL | 19.33% | 0% |
| SPAMHAUS DBL | URIBL | 32.6% | 0% |
| SPAM EATING MONKEY - URI RED | URIBL | 7.47% | 0% |
| GBUDB.COM TRUNCATE | DNSBL | 37.87% | 0% |
| SPAM EATING MONKEY - URI BLACK | URIBL | 2.11% | 0% |
| SWINOG DNSRBL | DNSBL | 0% | 0% |
| SWINOG URIBL | URIBL | 0% | 0% |
| SURBL MALWARE | URIBL | 0% | 0% |
| SURBL CRACKED SITES | URIBL | 0.09% | 0% |
| SPAMCOP | DNSBL | 46.92% | 0% |
| SPAMRATS DYNA | DNSBL | 11.34% | 0% |
| SPAMRATS NOPTR | DNSBL | 9.67% | 0% |
| UCEPROTECT 1 | DNSBL | 29.88% | 0% |
| SURBL PHISHING | URIBL | 12.04% | 0% |
| WPBL | DNSBL | 0% | 0% |
| UCEPROTECT 2 | DNSBL | 56.94% | 0% |
| SPAMHAUS SBL | URIBL | 0.18% | 0.03% |
| SPAM EATING MONKEY - URI FRESH 15 | URIBL | 5.98% | 0.03% |
| SPAM EATING MONKEY - URI FRESH 10 | URIBL | 5.98% | 0.03% |
| URIBL BLACKLIST | URIBL | 44.02% | 0.03% |
| PSBL SURRIEL | DNSBL | 26.63% | 0.03% |
| JMF-BLACK | DNSBL | 28.3% | 0.06% |
| JMF-WHITE | DNSWL | 1.48% | 0.09% |
| UCEPROTECT 3 | DNSBL | 30.67% | 0.09% |
| SURBL COMBINED | URIBL | 60.81% | 0.09% |
| SURBL ABUSE | URIBL | 52.02% | 0.09% |
| DNSWL LOW | DNSWL | 0.03% | 0.09% |
| DNSWL NONE | DNSWL | 0.76% | 1.58% |
| MAILSPIKE WL | DNSWL | 3.37% | 1.67% |
| DCC | CHECK | 73.64% | 6.63% |