Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Thu, 25 Sep 2025 06:13:05 +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 [AM3PEPF0000A795.eurprd04.prod.outlook.com 2025-09-25T06:13:04.973Z 08DDFBA82558D446]

The message subject was: Lär dig hantera dagsljuskraven i Boverkets nya byggregler
The message date was: Thu, 25 Sep 2025 08:12:44 +0200
The message identifier was: E6/60-10827-07DD4D86
The message reference was: server-18.tower-830.messagelabs.com!1758780782!38318!1

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