Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Mon, 29 Sep 2025 06:02:40 +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 [DB5PEPF00014B8B.eurprd02.prod.outlook.com 2025-09-29T06:02:40.001Z 08DDFB01514DBA76]

The message subject was: Kurs om hur man förebygger och hanterar utbrott av legionella
The message date was: Mon, 29 Sep 2025 08:02:17 +0200
The message identifier was: C1/C0-25152-FF02AD86
The message reference was: server-30.tower-830.messagelabs.com!1759125758!189359!1

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