Reporting-MTA: dns; relay.mailchannels.net
X-Postfix-Queue-ID: 643D8721543
X-Postfix-Sender: rfc822; support@tservers4.com
Arrival-Date: Fri, 21 Nov 2025 17:35:06 +0000 (UTC)

Final-Recipient: rfc822; verify@gyllkj.com
Original-Recipient: rfc822;verify@gyllkj.com
Action: failed
Status: 4.0.0
Remote-MTA: dns; mail.gyllkj.com
Diagnostic-Code: smtp; 421 Downstream server error
