Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Mon, 15 Sep 2025 06:11:33 +0000

This is the mail delivery agent at Symantec Email Security.cloud.

I was unable to deliver your message to the following addresses:

[email-masked]

Reason: 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AM2PEPF0001C70D.eurprd05.prod.outlook.com 2025-09-15T06:11:33.132Z 08DDF22C27F59729]

The message subject was: Ta en titt på höstens kursutbud om byggnaders klimatpåverkan
The message date was: Mon, 15 Sep 2025 08:11:30 +0200
The message identifier was: 6F/5B-30045-41EA7C86
The message reference was: server-5.tower-855.messagelabs.com!1757916691!116140!1

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