Email reply is undeliverable

Discussion created by robear on Nov 9, 2011
Latest reply on Dec 12, 2011 by tech_liaison

Replying to Posts received by email bounce back "Undeliverable".


It appears to be limited to my Account or ISP, as others appear to reply to Posts via email successfully.




This is the mail system at host


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 mail system


<>: host[] said: 553

<> address

unknown. (in reply to RCPT TO command)

Reporting-MTA: dns;

X-Postfix-Queue-ID: 7EE56E30001

X-Postfix-Sender: rfc822;

Arrival-Date: Wed, 9 Nov 2011 10:33:10 -0700 (MST)


Final-Recipient: rfc822;

Original-Recipient: rfc822;

Action: failed

Status: 5.0.0

Remote-MTA: dns;

Diagnostic-Code: smtp; 553

<> address



From: rene lanthier <>

Date: November 9, 2011 11:33:06 AM CST


Subject: New Discussion via email link