Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Thu, 18 Sep 2025 12:12:38 +0200

The original message was received at Thu, 18 Sep 2025 12:12:37 +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 [AMS0EPF00000199.eurprd05.prod.outlook.com 2025-09-18T10:12:38.119Z 08DDF442FCA63A7E])

   ----- Transcript of session follows -----
... while talking to gavlefastigheter.se.:
>>> DATA
<<< 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AMS0EPF00000199.eurprd05.prod.outlook.com 2025-09-18T10:12:38.119Z 08DDF442FCA63A7E]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AMS0EPF00000199.eurprd05.prod.outlook.com 2025-09-18T10:12:38.119Z 08DDF442FCA63A7E]
<<< 503 5.5.2 Need rcpt command [AMS0EPF00000199.eurprd05.prod.outlook.com 2025-09-18T10:12:38.119Z 08DDF442FCA63A7E]