Reporting-MTA: dns; d1282739
X-Postfix-Queue-ID: F08EC600F26
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxx@xxxxxx.xxx.xx
Arrival-Date: Mon,  6 Jul 2026 10:51:12 +0300 (EEST)

Final-Recipient: rfc822; xxxxxxxxxx@xxx.xx.xx
Original-Recipient: rfc822;xxxxxxxxxx@xxx.xx.xx
Action: failed
Status: 5.5.2
Remote-MTA: dns; mx01.mail.dniprorada.gov.ua
Diagnostic-Code: smtp; 504 5.5.2 <d1282739>: Helo command rejected: need
    fully-qualified hostname