好在係台 newsletter 既 outgoing relay, 唔係 production
同埋 CBL 個 weighting 唔係咁高, 所以大部份既都過到
http://cbl.abuseat.org/server.html
telnet 返去個 port 25
Connected to localhost.
Escape character is ‘^]’.
220 localhost.localdomain ESMTP Sendmail 8.14.1/8.14.1; Wed, 17 Oct 2007 10:12:20 +0800
QUIT
orz