Reporting-MTA: dns; d1282739
X-Postfix-Queue-ID: B96CA600EA7
X-Postfix-Sender: rfc822; xxxxxxxxxxxxxxxxxxxxxxxx@xxxxxx.xxx.xx
Arrival-Date: Fri, 12 Jun 2026 17:04:43 +0300 (EEST)

Final-Recipient: rfc822; xxxxxxxxxxx@xxx.xxx
Original-Recipient: rfc822;xxxxxxxxxxx@xxx.xxx
Action: failed
Status: 5.3.0
Remote-MTA: dns; mxs.ukr.net
Diagnostic-Code: smtp; 554 5.3.0 Invalid parameters of HELO, see RFC5321
    [un.20260612.syY1RK4A6B]