Reporting-MTA: dns; smtp.kimittud.org
X-Postfix-Queue-ID: 9E08B215A6
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxxxx@xxxxxxxx.xxx
Arrival-Date: Mon, 13 Dec 2021 12:29:09 +0000 (UTC)

Final-Recipient: rfc822; xxxx@xxxxxxxxxxxxx.xx
Action: failed
Status: 5.0.0
Remote-MTA: dns; mail.erzsebetvaros.hu
Diagnostic-Code: smtp; 550 Invalid RDNS entry for 52.57.14.250