Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Thu, 25 Sep 2025 06:12:42 +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 [DU6PEPF00009526.eurprd02.prod.outlook.com 2025-09-25T06:12:42.045Z 08DDFAE8823D8469]

The message subject was: Lär dig hantera dagsljuskraven i Boverkets nya byggregler
The message date was: Thu, 25 Sep 2025 08:12:31 +0200
The message identifier was: 45/A4-30045-95DD4D86
The message reference was: server-19.tower-850.messagelabs.com!1758780759!27185!1

Please do not reply to this email as it is sent from an unattended mailbox.
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