Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Tue, 11 Nov 2025 09:03:34 +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 [AMS0EPF0000019A.eurprd05.prod.outlook.com 2025-11-11T09:03:34.907Z 08DE1EA36CF18A93]

The message subject was: Lär dig hantera dagsljuskraven i Boverkets nya byggregler
The message date was: Tue, 11 Nov 2025 10:02:42 +0100
The message identifier was: D6/13-19485-6EBF2196
The message reference was: server-16.tower-837.messagelabs.com!1762851786!10747!1

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