Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Mon, 12 May 2025 06:23:31 +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 [DU2PEPF00028CFD.eurprd03.prod.outlook.com 2025-05-12T06:23:31.016Z 08DD8B2D5463C339]

The message subject was: Kurs om legionella och energifrågor i VVC- och tappvattensystem
The message date was: Mon, 12 May 2025 08:23:28 +0200
The message identifier was: 6C/6E-25788-2E391286
The message reference was: server-27.tower-830.messagelabs.com!1747031009!13329!1

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