dnsreflector
The dnsreflector daemon listens for DNS queries on a local UDP port and answers with records pointing back to localhost. Combined with OpenBSD's packet filter pf(4), this works as a bandwidth efficient spamtrap.
| Tags | Networking Firewalls |
|---|---|
| Licenses | BSD Revised |
| Operating Systems | POSIX BSD OpenBSD |
| Implementation | C |
