Reporting-MTA: dns; relay.mailchannels.net
X-Postfix-Queue-ID: C3F8C1632DE
X-Postfix-Sender: rfc822; support@tservers4.com
Arrival-Date: Tue, 24 Feb 2026 17:55:05 +0000 (UTC)

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