Subject: Delivery Status Notification (Failure)

From: "Mail Delivery System" <[email-masked]>
Date: 13 Jan 2026 08:01:39 +0100

The following message to <[email-masked]> was undeliverable.
The reason for the problem:
5.1.0 - Unknown address error 550-'5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AMS0EPF000001B2.eurprd05.prod.outlook.com 2026-01-13T07:01:39.945Z 08DE4E6405080309]'

Subject: Lär dig hantera dagsljuskraven i Boverkets nya byggregler
From: Svensk Energiutbildning <[email-masked]>
To: [email-masked]
Date: Tue, 13 Jan 2026 08:01:39 +0100