Reporting-MTA: dns; dadaprod1.madada.fr
X-Postfix-Queue-ID: C778445F5B
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxxxxx@xxxxxx.xx
Arrival-Date: Sun, 17 Aug 2025 18:55:09 +0200 (CEST)

Final-Recipient: rfc822; xxxxxxxxxx.xxxxxx@xxxxxxxxxxxxx.xxx
Original-Recipient: rfc822;xxxxxxxxxx.xxxxxx@xxxxxxxxxxxxx.xxx
Action: failed
Status: 5.0.0
Remote-MTA: dns; mx00.ionos.fr
Diagnostic-Code: smtp; 550-Requested action not taken: mailbox unavailable 550
    For explanation visit
    https://postmaster.1und1.de/en/case?c=r1601&i=ip&v=92.243.18.104&r=1M9YBA-1utCyQ3npE-000a6A