高手帮忙分析一下问题，如何解决

surperrover

发送到这个域名的邮件全部拒收，返信如下：

Failed address: hada@hitachizosen.co.jp
--- Session Transcript ---
Fri 2009-11-13 10:56:23: Parsing message <xxxxxxxxxxxxxxxxxxxxxxxx\pd50000000245.msg>
Fri 2009-11-13 10:56:23: *  From: paul@zhd.zj.cn
Fri 2009-11-13 10:56:23: *  To: hada@hitachizosen.co.jp
Fri 2009-11-13 10:56:23: *  Subject: test
Fri 2009-11-13 10:56:23: *  Size (bytes): 1482
Fri 2009-11-13 10:56:23: *  Message-ID: <200911131058124683821@zhd.zj.cn>
Fri 2009-11-13 10:56:23: Attempting SMTP connection to [hitachizosen.co.jp]
Fri 2009-11-13 10:56:23: Resolving MX records for [hitachizosen.co.jp] (DNS Server: 220.187.24.2)...
Fri 2009-11-13 10:56:23: *  P=010 S=000 D=hitachizosen.co.jp TTL=(1440) MX=[mxext.hitachizosen.co.jp] {163.210.12.14}
Fri 2009-11-13 10:56:23: Attempting SMTP connection to [163.210.12.14:25]
Fri 2009-11-13 10:56:23: Waiting for socket connection...
Fri 2009-11-13 10:56:23: *  Connection established (122.226.16.18:1238 -> 163.210.12.14:25)
Fri 2009-11-13 10:56:23: Waiting for protocol to start...
Fri 2009-11-13 10:56:23: <-- 220 mxext.hitachizosen.co.jp ESMTP
Fri 2009-11-13 10:56:23: --> EHLO zhd.zj.cn
Fri 2009-11-13 10:56:24: <-- 250-mxext.hitachizosen.co.jp
Fri 2009-11-13 10:56:24: <-- 250-PIPELINING
Fri 2009-11-13 10:56:24: <-- 250 8BITMIME
Fri 2009-11-13 10:56:24: --> MAIL From:<paul@zhd.zj.cn>
Fri 2009-11-13 10:56:24: <-- 250 ok
Fri 2009-11-13 10:56:24: --> RCPT To:<hada@hitachizosen.co.jp>
Fri 2009-11-13 10:56:24: <-- 250 ok
Fri 2009-11-13 10:56:24: --> DATA
Fri 2009-11-13 10:56:24: <-- 354 go ahead
Fri 2009-11-13 10:56:24: Sending <xxxxxxxxxxxxxxxxxxxxxxxx\pd50000000245.msg> to [163.210.12.14]
Fri 2009-11-13 10:56:24: Transfer Complete
Fri 2009-11-13 10:56:30: <-- 554 mail server permanently rejected message (#5.3.0)
Fri 2009-11-13 10:56:30: --> QUIT
--- End Transcript ---

nmgsunnyboy

根据最终返回的提示“554 mail server permanently rejected message (#5.3.0)”来看是因为邮件内容被拒收，最好换一封邮件试一下，如果仍然有退信，怀疑可能是对方做了IP黑名单或者IP白名单的机制。