Subject: Delivery Status Notification (Failure)

From: "Mail Delivery System" <[email-masked]>
Date: 25 Aug 2025 08:15:23 +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 [AM1PEPF000252DA.eurprd07.prod.outlook.com 2025-08-25T06:15:23.967Z 08DDE25CBC66459F]'

Subject: [BULK] Introduktionskurs om byggnaders klimatpåverkan =?utf-8?q?och_uppf=C3=B6ljande_f=C3