Reporting-MTA: dns; d1282739
X-Postfix-Queue-ID: A7C88600EA5
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxx@xxxxxx.xxx.xx
Arrival-Date: Wed, 10 Jun 2026 16:07:49 +0300 (EEST)

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