Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Thu, 8 Jan 2026 08:01:39 +0100

The original message was received at Thu, 8 Jan 2026 08:01:30 +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 [AMS1EPF0000004C.eurprd04.prod.outlook.com 2026-01-08T07:01:39.830Z 08DE4E40E081B5E9])

   ----- 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 [AMS1EPF0000004C.eurprd04.prod.outlook.com 2026-01-08T07:01:39.830Z 08DE4E40E081B5E9]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AMS1EPF0000004C.eurprd04.prod.outlook.com 2026-01-08T07:01:39.830Z 08DE4E40E081B5E9]
<<< 503 5.5.2 Need rcpt command [AMS1EPF0000004C.eurprd04.prod.outlook.com 2026-01-08T07:01:39.831Z 08DE4E40E081B5E9]