Subject: Mail Delivery Failure

From: Mail Delivery System <MAILER-DAEMON (Mail Delivery System)>
Date: Tue, 19 Aug 2025 17:04:53 -0400

This message was created automatically by the mail system (ecelerity).

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

>>> [email-masked] (while not connected): 554 5.4.7 [internal] exceeded max time without delivery
------ This is a copy of the headers of the original message. ------

Date: Tue, 19 Aug 2025 15:03:35 +0200
Subject: Get Ready for a Cool New Experience in Copenhagen!
From: NW Production <[email-masked]>
Reply-To: [email-masked]
To: [email-masked]