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-----Original Message-----
From: Mail Delivery System [mailto:MAILER-DAEMON@test.com]
Sent: Monday, September 29, 2008 5:38 PM
To: test@test.com
Subject: Undelivered Mail Returned to Sender
This is the Postfix program at host mail.test.com.
I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to <postmaster>
If you do so, please include this problem report. You can delete your own text from the attached returned message.
The Postfix program
<user@customer.com.hk>: host mail02.customer.com.hk[220.136.253.63] said:
554
5.7.1 This message has been blocked because the return email domain is
invalid.(failed to obtain DNS record for domain test.com) (in reply to
end of DATA command)
<user1@customer.com.hk>: host mail02.customer.com.hk[220.136.253.63]
said:
554 5.7.1 This message has been blocked because the return email domain is
invalid.(failed to obtain DNS record for domain test.com) (in reply to
end of DATA command)