Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Tue, 30 Sep 2025 11:01:04 +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 [DU2PEPF0001E9C3.eurprd03.prod.outlook.com 2025-09-30T11:01:04.562Z 08DDFAE56CDA40B4]

The message subject was: Ta med kollegorna på en inspirerande dag i Danmark - Upplev Helsingör
The message date was: Tue, 30 Sep 2025 13:01:01 +0200
The message identifier was: BF/3A-31590-078BBD86
The message reference was: server-15.tower-855.messagelabs.com!1759230062!33728!1

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