Reporting-MTA: dns; relay.mailchannels.net
X-Postfix-Queue-ID: 2DEB3402362
X-Postfix-Sender: rfc822; support@tservers4.com
Arrival-Date: Mon, 11 May 2026 23:25:07 +0000 (UTC)

Final-Recipient: rfc822; support@symbaloo.com
Original-Recipient: rfc822;support@symbaloo.com
Action: failed
Status: 5.1.1
Remote-MTA: dns; mail05.symbaloo.com
Diagnostic-Code: smtp; 550 5.1.1 <support@symbaloo.com>: Recipient address
    rejected: User unknown in virtual mailbox table
