rbldb
DNS reputation blocklist · built on OpenEFA fleet intelligence
rbldb publishes IP addresses observed attacking mail and web infrastructure across the OpenEFA security fleet: SMTP AUTH password spraying, exploit probes, web shells and scanners. Every listing comes from our own sensors. We do not republish third-party lists.
Using the list
| Zone | ip.rbldb.org |
|---|---|
| Listed answer | 127.0.0.2 (TXT record gives the reason) |
| Test entry | 2.0.0.127.ip.rbldb.org is always listed |
| Updates | Every 10 minutes; listings expire automatically |
Recommended for SMTP AUTH / submission ports, firewalls and web application filters. See the listing policy before scoring inbound mail with it.
Listed by mistake?
Use the lookup page to request removal. For abuse reports email [email protected].