Subject: Returned mail: see transcript for details

From: postmaster <[email-masked]>
Date: Thu, 15 Jan 2026 12:12:47 +0100

The original message was received at Thu, 15 Jan 2026 12:12:47 +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 [AMS0EPF0000019F.eurprd05.prod.outlook.com 2026-01-15T11:12:47.862Z 08DE4E5A1B7C4DB1])

   ----- 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 [AMS0EPF0000019F.eurprd05.prod.outlook.com 2026-01-15T11:12:47.862Z 08DE4E5A1B7C4DB1]
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [AMS0EPF0000019F.eurprd05.prod.outlook.com 2026-01-15T11:12:47.862Z 08DE4E5A1B7C4DB1]
<<< 503 5.5.2 Need rcpt command [AMS0EPF0000019F.eurprd05.prod.outlook.com 2026-01-15T11:12:47.863Z 08DE4E5A1B7C4DB1]