Reporting-MTA: dns; relay.mailchannels.net
X-Postfix-Queue-ID: E78584C0D50
X-Postfix-Sender: rfc822; support@tservers4.com
Arrival-Date: Sun, 10 May 2026 23:35:29 +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
