邮件有“永久性”致命投递错误

edition

在一次或多次失败的投递尝试之后，已将所附邮件
从本服务器上的 MDaemon 邮件队列中删除。尝试投递的次数和频率
由本地配置决定。

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您的邮件未投递给一个或多个收件人。
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Failed address: xxxxxx@sina.com.cn

--- Session Transcript ---
Thu 2010-07-01 16:13:28: Parsing message <xxxxxxxxxxxxxxxxxxxxxxxx\pd35000000017.msg>
Thu 2010-07-01 16:13:28: *  Fromxxxx@hnsjzw.com
Thu 2010-07-01 16:13:28: *  To:xxxxxx@sina.com.cn
Thu 2010-07-01 16:13:28: *  Subject: Fwd: fdsfsdf
Thu 2010-07-01 16:13:28: *  Size (bytes): 65087
Thu 2010-07-01 16:13:28: *  Message-ID: <WC20100701081328.560003@hnsjzw.com>
Thu 2010-07-01 16:13:28: Attempting SMTP connection to [sina.com.cn]
Thu 2010-07-01 16:13:28: Resolving MX records for [sina.com.cn] (DNS Server: 202.103.96.112)...
Thu 2010-07-01 16:13:28: *  P=010 S=000 D=sina.com.cn TTL=(10) MX=[freemx3.sinamail.sina.com.cn] {60.28.2.248}
Thu 2010-07-01 16:13:28: *  P=010 S=001 D=sina.com.cn TTL=(10) MX=[freemx1.sinamail.sina.com.cn] {202.108.3.242}
Thu 2010-07-01 16:13:28: *  P=010 S=002 D=sina.com.cn TTL=(10) MX=[freemx2.sinamail.sina.com.cn] {218.30.115.106}
Thu 2010-07-01 16:13:28: Attempting SMTP connection to [60.28.2.248:25]
Thu 2010-07-01 16:13:28: Waiting for socket connection...
Thu 2010-07-01 16:13:29: *  Connection established (192.168.0.5:1789 -> 60.28.2.248:25)
Thu 2010-07-01 16:13:29: Waiting for protocol to start...
Thu 2010-07-01 16:13:29: <-- 220 irtj11-88.sinamail.sina.com.cn ESMTP
Thu 2010-07-01 16:13:29: --> EHLO hnsjzw.com
Thu 2010-07-01 16:13:29: <-- 250-irtj11-88.sinamail.sina.com.cn
Thu 2010-07-01 16:13:29: <-- 250-8BITMIME
Thu 2010-07-01 16:13:29: <-- 250 SIZE 52428800
Thu 2010-07-01 16:13:29: --> MAIL From:<xxxxxx@hnsjzw.com> SIZE=65087
Thu 2010-07-01 16:13:30: <-- 250 sender <xxxxxxx@hnsjzw.com> ok
Thu 2010-07-01 16:13:30: --> RCPT To:<xxxxxx@sina.com.cn>
Thu 2010-07-01 16:13:30: <-- 550 #5.7.1 Your access to submit messages to this e-mail system has been rejected.
Thu 2010-07-01 16:13:30: --> QUIT
--- End Transcript ---

原来收和发都没问题  只是换个域名就变成这样了。 请帮个忙！ 谢谢了！