Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Mon, 25 Aug 2025 09:19:25 +0300

The original message was received at Mon, 25 Aug 2025 09:19:24 +0300
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 [AM3PEPF0000A78D.eurprd04.prod.outlook.com 2025-08-25T06:19:25.141Z 08DDE24430215F48])

   ----- Transcript of session follows -----
... while talking to strangbetong.se.:
>>> DATA
<<< 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AM3PEPF0000A78D.eurprd04.prod.outlook.com 2025-08-25T06:19:25.141Z 08DDE24430215F48]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AM3PEPF0000A78D.eurprd04.prod.outlook.com 2025-08-25T06:19:25.141Z 08DDE24430215F48]
<<< 503 5.5.2 Need rcpt command [AM3PEPF0000A78D.eurprd04.prod.outlook.com 2025-08-25T06:19:25.141Z 08DDE24430215F48]