Reporting-MTA: dns; smtp.kimittud.hu
X-Postfix-Queue-ID: 370133FA12
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxxxx@xxxxxxxx.xx
Arrival-Date: Mon, 20 Oct 2025 17:40:14 +0000 (UTC)

Final-Recipient: rfc822; xxxxxxx.xxxxxxxx@xxxxxxx.xx
Original-Recipient: rfc822;xxxxxxx.xxxxxxxx@xxxxxxx.xx
Action: failed
Status: 5.1.1
Remote-MTA: dns; mx1.zt.hu
Diagnostic-Code: smtp; 550 5.1.1 <xxxxxxx.xxxxxxxx@xxxxxxx.xx>: Recipient
    address rejected: User unknown