Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Tue, 14 Oct 2025 10:30:36 +0200

The original message was received at Tue, 14 Oct 2025 10:30:35 +0200
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 [DU2PEPF0001E9C0.eurprd03.prod.outlook.com 2025-10-14T08:30:36.429Z 08DE09BF2DFE1191])

   ----- 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 [DU2PEPF0001E9C0.eurprd03.prod.outlook.com 2025-10-14T08:30:36.429Z 08DE09BF2DFE1191]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [DU2PEPF0001E9C0.eurprd03.prod.outlook.com 2025-10-14T08:30:36.429Z 08DE09BF2DFE1191]
<<< 503 5.5.2 Need rcpt command [DU2PEPF0001E9C0.eurprd03.prod.outlook.com 2025-10-14T08:30:36.429Z 08DE09BF2DFE1191]