Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Thu, 1 Jan 2026 13:43:36 +0100

The original message was received at Thu, 1 Jan 2026 13:43:23 +0100
from:
<[email-masked]>

   ----- The following addresses had permanent fatal errors -----
<[email-masked]>
    (reason: 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AM2PEPF0001C711.eurprd05.prod.outlook.com 2026-01-01T12:43:36.373Z 08DE48BF48B23B63])

   ----- Transcript of session follows -----
... while talking to skurup.se.:
>>> DATA
<<< 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AM2PEPF0001C711.eurprd05.prod.outlook.com 2026-01-01T12:43:36.373Z 08DE48BF48B23B63]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AM2PEPF0001C711.eurprd05.prod.outlook.com 2026-01-01T12:43:36.373Z 08DE48BF48B23B63]
<<< 503 5.5.2 Need rcpt command [AM2PEPF0001C711.eurprd05.prod.outlook.com 2026-01-01T12:43:36.373Z 08DE48BF48B23B63]