mail forward

Hi Support, we are experiencing issues with our mail forward from service@mydomain.uk.com to support@mydomain.zohosupport.com and support@mydomain.zohosupport.com and mydomain_support@mydomain.zohosupport.com being rejected by zoho?? Please advise, as we are missing tickets.

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

support@mydomain.zohosupport.com
   host zm-apps.zoho.com [204.141.32.122]
   SMTP error from remote mail server after RCPT TO:< support@mydomain.zohosupport.com>:
   541 5.4.1 Mail rejected by destination domain
Reporting-MTA: dns; smtp.hosts.co.uk

Action: failed
Final-Recipient: rfc822; support@mydomain.zohosupport.com
Status: 5.0.0
Remote-MTA: dns; zm-apps.zoho.com
Diagnostic-Code: smtp; 541 5.4.1 Mail rejected by destination domain

From: Me < jason@mydomain.uk.com>
Subject: Does this work
Date: 21 June 2017 at 12:31:59 BST
To: Appletec Service < service@mydomain.uk.com>
Resent-From: < service@mydomain.uk.com>
Resent-To: < support@mydomain.zohosupport.com>