Subject: [idn] Mail System Error - Returned Mail

From: [email-masked]
Date: Tue, 5 Jul 2005 09:00:03 +0900

The original message was received at Tue, 5 Jul 2005 09:00:03 +0900
from [185.201.14.53]

----- The following addresses had permanent fatal errors -----
<[email-masked]>

----- Transcript of session follows -----
... while talking to ops.ietf.org.:
>>> MAIL FROM:[email-masked]
<<< 501 [email-masked]... Refused