Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Thu, 10 Apr 2025 06:20:54 +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 [DB1PEPF000509FF.eurprd03.prod.outlook.com 2025-04-10T06:20:54.662Z 08DD77CBE0D35014]

The message subject was: Seminarium om Boverkets nya byggregler
The message date was: Thu, 10 Apr 2025 08:20:48 +0200
The message identifier was: AD/EB-00947-64367F76
The message reference was: server-2.tower-837.messagelabs.com!1744266052!1547064!1

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