Reporting-MTA: dns; pr-mta-externe-in03.localdomain
X-Postfix-Queue-ID: 23BD4286
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxxxxx@xxxxxx.xx
Arrival-Date: Thu, 30 Oct 2025 07:59:14 +0100 (CET)

Final-Recipient: rfc822; xxxxxxxxxxxxx@xxxxxxxxxx.xx
Original-Recipient: rfc822;xxxxxxxxxxxxx@xxxxxxxxxx.xx
Action: failed
Status: 5.1.1
Remote-MTA: dns; 192.168.205.228
Diagnostic-Code: smtp; 550 5.1.1 <xxxxxxxxxxxxx@xxxxxxxxxx.xx>: Recipient
    address rejected: User unknown in relay recipient table