[mod-security-users] [OT] Japanese spammer

[Tomoyuki S. <ml-...@tr...>]

kawaneba.net, aka mutoh, is one of well-known Japanese spammers.

If you are a mail admin, you can safely block all traffic from the
following rDNS.

(tokyo|tokushima|fukuoka|osaka|okayama|kyoto).ocn.ne.jp
yournet.ne.jp
ap.net-access.jp

If you are concern anout FP, just reject with 4xx in SMTP session. The
spammer don't care about SMTP reply code, anyway.

| Received: from p2220-ipad68marunouchi.tokyo.ocn.ne.jp
| ([220.96.32.220]:4774 helo=79.14.26.18)

-- 
Tomoyuki Sakurai - Tomi -