163收不到（原来可以收到的），yahoo也收不到，sina可以收到。
退信原因是：
无法将您的
邮件投递至以下指定地址:
cnexw@163.com : Host not found.
xiaxin9904@yahoo.com.cn : 553
Mail from 203.171.239.220 not allowed - 5.7.1 [BL21] Connections not accepted from IP addresses on Spamhaus PBL; see
----- Original message follows.
Received: Mon, 14 Apr
2008 11:07:17 +0800
From:
root@hn-idc.com <
root@hn-idc.com>
To:
cnexw@163.com
Cc:
cnexw@sina.com
Subject: 7B2312?Q?邮件测试信息?Date: Mon, 14 Apr 2008 11:07:17 +0800
Mime-Version: 1.0
X-MSMail-Priority: Normal
Content-Type: text/plain; charsetgB2312"
Content-Transfer-Encoding: quoted-printable
这些是原文，管理员帮忙看看是怎么会事？先谢谢了
