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 2025-06-09 till 2025-06-15
Below are weekly statistics of accuracy and failure rates for specific blacklists:
| Name | Type | Accuracy  |
Inaccuracy |
| DCC | CHECK | 74.71% | 4.75% |
| DNSWL MEDIUM | DNSWL | 72.48% | 0.11% |
| SURBL COMBINED | URIBL | 52.39% | 0% |
| SPAMRATS ALL | DNSBL | 48.99% | 0% |
| SPAMHAUS ZEN | DNSBL | 46.12% | 0% |
| UCEPROTECT 3 | DNSBL | 45.06% | 0.08% |
| SURBL ABUSE | URIBL | 44.42% | 0% |
| UCEPROTECT 2 | DNSBL | 42.93% | 0.38% |
| MAILSPIKE BL | DNSBL | 40.38% | 0% |
| UCEPROTECT 1 | DNSBL | 39.96% | 0% |
| PSBL SURRIEL | DNSBL | 36.45% | 0% |
| GBUDB.COM TRUNCATE | DNSBL | 35.81% | 0% |
| SPAMCOP | DNSBL | 33.16% | 0% |
| SPAMRATS SPAM | DNSBL | 31.35% | 0% |
| URIBL BLACKLIST | URIBL | 30.92% | 0.54% |
| SPAMHAUS DBL | URIBL | 30.61% | 0.05% |
| JMF-BLACK | DNSBL | 29.86% | 0.03% |
| SPAMHAUS PBL | DNSBL | 29.12% | 0% |
| COMPOSITE BLOCKING LIST | DNSBL | 24.23% | 0% |
| SPAMHAUS XBL | DNSBL | 24.23% | 0% |
| SURBL PHISHING | URIBL | 14.77% | 0% |
| SPAM EATING MONKEY - BLACK | DNSBL | 12.86% | 0% |
| SPAMRATS DYNA | DNSBL | 10.73% | 0% |
| SPAMRATS NOPTR | DNSBL | 8.18% | 0% |
| SPAM EATING MONKEY - URI RED | URIBL | 7.55% | 0% |
| JIPPG | DNSBL | 5.63% | 0% |
| SPAM EATING MONKEY - URI FRESH | URIBL | 4.57% | 0% |
| SPAM EATING MONKEY - URI FRESH 10 | URIBL | 4.57% | 0% |
| SPAM EATING MONKEY - URI FRESH 15 | URIBL | 4.57% | 0% |
| DRONEBL | DNSBL | 3.93% | 0.05% |
| SPAM EATING MONKEY - URI BLACK | URIBL | 3.08% | 0% |
| MAILSPIKE WL | DNSWL | 1.95% | 1.06% |
| DNSWL NONE | DNSWL | 0.62% | 2.66% |
| SPAMHAUS SBL | URIBL | 0.53% | 0.03% |
| DNSWL HIGH | DNSWL | 0.35% | 0% |
| JMF-WHITE | DNSWL | 0.11% | 0.32% |
| DNSWL LOW | DNSWL | 0.03% | 0% |
| CBLCN PLUS | DNSBL | 0% | 0% |
| UNSUBSCRIBE BLACKLIST | DNSBL | 0% | 0% |
| SWINOG DNSRBL | DNSBL | 0% | 0% |
| SURBL CRACKED SITES | URIBL | 0% | 0% |
| SWINOG URIBL | URIBL | 0% | 0% |
| WPBL | DNSBL | 0% | 0% |
| IMP SPAMLIST | DNSBL | 0% | 0% |
| SURBL MALWARE | URIBL | 0% | 0% |