IMAIL发送邮件失败，No Such User Here

九纹龙

公司IMAIL系统发送给greatest.cn的邮件一直不成功，请各位大佬帮忙分析下原因，谢谢。

邮件日志如下：
05:31 18:03 SMTPD(897a01f90000bb12) [220.231.a.a] connect 203.86.a.b port 32187
05:31 18:03 SMTPD(897a01f90000bb12) [203.86.a.b] EHLO topstardcf9754
05:31 18:03 SMTPD(897a01f90000bb12) Authenticated liuxy@abc.cn, session treated as local.
05:31 18:03 SMTPD(897a01f90000bb12) [203.86.a.b] MAIL FROM: <liuxy@abc.cn>
05:31 18:03 SMTPD(897a01f90000bb12) [203.86.a.b] RCPT TO: <bbb@greatest.cn>
05:31 18:03 SMTPD(897a01f90000bb12) [203.86.a.b] RCPT TO: <chenyt@abc.cn>
05:31 18:03 SMTPD(897a01f90000bb12) [203.86.a.b] RCPT TO: <ccc@greatest.cn>
05:31 18:03 SMTPD(897a01f90000bb12) [203.86.a.b] f:\IMail\spool\D897a01f90000bb12.SMD 60167
05:31 18:03 SMTP-(897a01f90000bb12) processing f:\IMail\spool\Q897a01f90000bb12.SMD
05:31 18:04 SMTP-(897a01f90000bb12) ldeliver topstar1.com chenyt-main (1) liuxy@abc.cn 60167
05:31 18:04 SMTP-(897a01f90000bb12) Trying greatest.cn (0)
05:31 18:05 SMTP-(897a01f90000bb12) 220-host213.hostmonster.com ESMTP Exim 4.69 #1 Mon, 31 May 2010 04:05:19 -0600
05:31 18:05 SMTP-(897a01f90000bb12) 220-We do not authorize the use of this system to transport unsolicited,
05:31 18:05 SMTP-(897a01f90000bb12) 220 and/or bulk e-mail.
05:31 18:05 SMTP-(897a01f90000bb12) >EHLO topstar1.com
05:31 18:05 SMTP-(897a01f90000bb12) 250-host213.hostmonster.com Hello topstar1.com [220.231.a.a]
05:31 18:05 SMTP-(897a01f90000bb12) 250-SIZE 52428800
05:31 18:05 SMTP-(897a01f90000bb12) 250-PIPELINING
05:31 18:05 SMTP-(897a01f90000bb12) 250-AUTH PLAIN LOGIN
05:31 18:05 SMTP-(897a01f90000bb12) 250-STARTTLS
05:31 18:05 SMTP-(897a01f90000bb12) 250 HELP
05:31 18:05 SMTP-(897a01f90000bb12) >MAIL FROM:<liuxy@abc.cn>
05:31 18:05 SMTP-(897a01f90000bb12) 250 OK
05:31 18:05 SMTP-(897a01f90000bb12) >RCPT To:<bbb@greatest.cn>
05:31 18:05 SMTP-(897a01f90000bb12) 550 No Such User Here
05:31 18:05 SMTP-(897a01f90000bb12) >RCPT To:<ccc@greatest.cn>
05:31 18:05 SMTP-(897a01f90000bb12) 550 No Such User Here
05:31 18:05 SMTP-(897a01f90000bb12) >QUIT
05:31 18:05 SMTP-(897a01f90000bb12) 221 host213.hostmonster.com closing connection
05:31 18:05 SMTP-(897a01f90000bb12) Creating message from Postmaster
05:31 18:05 SMTP-(897a01f90000bb12) Delivery process now using new file: 89e20000066c40ee
05:31 18:05 SMTP-(897a01f90000bb12) finished f:\IMail\spool\Q897a01f90000bb12.SMD status=2
05:31 18:05 SMTP-(897a01f90000bb12) >QUIT
05:31 18:05 SMTP-(897a01f90000bb12) 221 host213.hostmonster.com closing connection
05:31 18:05 SMTP-(897a01f90000bb12) Creating message from Postmaster
05:31 18:05 SMTP-(897a01f90000bb12) Delivery process now using new file: 89e20000066c40ee
05:31 18:05 SMTP-(897a01f90000bb12) finished f:\IMail\spool\Q897a01f90000bb12.SMD status=2

九纹龙

为什么我联系的是greatest.cn,怎么会转到host213.hostmonster.com ，服务器解析都正常

05:31 18:04 SMTP-(897a01f90000bb12) Trying greatest.cn (0)
05:31 18:05 SMTP-(897a01f90000bb12) 220-host213.hostmonster.com ESMTP Exim 4.69 #1 Mon, 31 May 2010 04:05:19 -0600
05:31 18:05 SMTP-(897a01f90000bb12) 220-We do not authorize the use of this system to transport unsolicited,
05:31 18:05 SMTP-(897a01f90000bb12) 220 and/or bulk e-mail.
05:31 18:05 SMTP-(897a01f90000bb12) >EHLO topstar1.com
05:31 18:05 SMTP-(897a01f90000bb12) 250-host213.hostmonster.com Hello topstar1.com [220.231.a.a]

lgj858

220-We do not authorize the use of this system to transport unsolicited,

九纹龙

是对方认为我们的邮件非法吗？

ineedrmb

地址肯定正确的话，联系对方白名单即可。