Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Thu, 8 Jan 2026 08:02:19 +0100

The original message was received at Thu, 8 Jan 2026 08:02:11 +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 [DU6PEPF0000952A.eurprd02.prod.outlook.com 2026-01-08T07:02:19.793Z 08DE48FDEA34690B])

   ----- Transcript of session follows -----
... while talking to skurupshem.se.:
>>> DATA
<<< 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [DU6PEPF0000952A.eurprd02.prod.outlook.com 2026-01-08T07:02:19.793Z 08DE48FDEA34690B]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [DU6PEPF0000952A.eurprd02.prod.outlook.com 2026-01-08T07:02:19.793Z 08DE48FDEA34690B]
<<< 503 5.5.2 Need rcpt command [DU6PEPF0000952A.eurprd02.prod.outlook.com 2026-01-08T07:02:19.793Z 08DE48FDEA34690B]