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 2025-06-23 till 2025-06-29
Below are weekly statistics of accuracy and failure rates for specific blacklists:
| Name | Type | Accuracy | Inaccuracy  |
| DCC | CHECK | 86.07% | 2.76% |
| MAILSPIKE WL | DNSWL | 2.02% | 1.06% |
| DNSWL NONE | DNSWL | 0.79% | 0.71% |
| JMF-WHITE | DNSWL | 0.35% | 0.35% |
| URIBL BLACKLIST | URIBL | 56.08% | 0.09% |
| GBUDB.COM TRUNCATE | DNSBL | 23.69% | 0.09% |
| JMF-BLACK | DNSBL | 22.57% | 0.03% |
| UCEPROTECT 3 | DNSBL | 50.73% | 0.03% |
| SPAMHAUS SBL | URIBL | 0.29% | 0.03% |
| DRONEBL | DNSBL | 2.65% | 0.03% |
| SURBL ABUSE | URIBL | 69.96% | 0.03% |
| SURBL COMBINED | URIBL | 74.96% | 0.03% |
| DNSWL LOW | DNSWL | 0.09% | 0% |
| DNSWL MEDIUM | DNSWL | 75.44% | 0% |
| SPAMHAUS PBL | DNSBL | 62.14% | 0% |
| JIPPG | DNSBL | 15.52% | 0% |
| SPAMHAUS ZEN | DNSBL | 70.84% | 0% |
| DNSWL HIGH | DNSWL | 0.38% | 0% |
| SPAMHAUS DBL | URIBL | 33.45% | 0% |
| PSBL SURRIEL | DNSBL | 54.67% | 0% |
| CBLCN PLUS | DNSBL | 0% | 0% |
| SPAMRATS ALL | DNSBL | 67.25% | 0% |
| SPAMCOP | DNSBL | 70.19% | 0% |
| MAILSPIKE BL | DNSBL | 65.31% | 0% |
| SPAM EATING MONKEY - BLACK | DNSBL | 8.41% | 0% |
| SPAM EATING MONKEY - URI FRESH | URIBL | 2.23% | 0% |
| SPAMHAUS XBL | DNSBL | 17.93% | 0% |
| SPAM EATING MONKEY - URI FRESH 10 | URIBL | 2.41% | 0% |
| SWINOG URIBL | URIBL | 0% | 0% |
| UCEPROTECT 1 | DNSBL | 22.34% | 0% |
| UCEPROTECT 2 | DNSBL | 72.6% | 0% |
| SWINOG DNSRBL | DNSBL | 0% | 0% |
| SURBL PHISHING | URIBL | 8% | 0% |
| SURBL CRACKED SITES | URIBL | 0% | 0% |
| SURBL MALWARE | URIBL | 0% | 0% |
| SPAMRATS DYNA | DNSBL | 7.52% | 0% |
| WPBL | DNSBL | 0% | 0% |
| IMP SPAMLIST | DNSBL | 0% | 0% |
| SPAM EATING MONKEY - URI FRESH 15 | URIBL | 2.65% | 0% |
| SPAMRATS NOPTR | DNSBL | 5.11% | 0% |
| SPAMRATS SPAM | DNSBL | 55.5% | 0% |
| UNSUBSCRIBE BLACKLIST | DNSBL | 0% | 0% |
| SPAM EATING MONKEY - URI BLACK | URIBL | 1.88% | 0% |
| SPAM EATING MONKEY - URI RED | URIBL | 3.94% | 0% |
| COMPOSITE BLOCKING LIST | DNSBL | 17.93% | 0% |