Subject: Delivery Status Notification (Failure)

From: "Mail Delivery System" <[email-masked]>
Date: 06 Oct 2025 08:21:42 +0200

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 [DB1PEPF0003922F.eurprd03.prod.outlook.com 2025-10-06T06:21:42.212Z 08DE03562B2236E5]'

Subject: =?utf-8?q?=5BBULK=5D_F=C3=B6rst=C3=A5r_du_dagsljuskraven_i_B