Subject: Mail Delivery Failure

From: Mail Delivery System <[email-masked]>
Date: Thu, 16 Oct 2025 10:08:50 +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 [AM3PEPF00009B9D.eurprd04.prod.outlook.com 2025-10-16T10:08:50.285Z 08DE082CE74953EF]

The message subject was: Kurs om hur man minskar klimatavtrycket i ROT-projekt
The message date was: Thu, 16 Oct 2025 12:08:38 +0200
The message identifier was: 67/EB-03181-134C0F86
The message reference was: server-17.tower-855.messagelabs.com!1760609326!15218!1

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