Reporting-MTA: dns; relay.mailchannels.net
X-Postfix-Queue-ID: B7DED7611C9
X-Postfix-Sender: rfc822; support@tservers4.com
Arrival-Date: Fri, 16 Jan 2026 16:40:07 +0000 (UTC)

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