To add an MX record "example.record.domain.com" for a domain:
- Click on your domain name.
- Click on DNS.
- Select 'MX' from the "Add a DNS Record" drop-down menu.
- Click on the Add button.
- Leave the first text box empty.
- Enter "example.record.domain.com" in the "Enter mail exchanger" text box.
- Select '10' from the "Specify priority of mail exchange server" drop-down menu.
- Click on the OK button.
In the above, substitute "example.record.domain.com" with the appropriate hostname, without quotes.
To remove a MX record for a domain follow these steps:
- Click on your domain name.
- Click on DNS.
- Check the box to the right of the MX record you wish to remove.
- Click on Remove Selected.
- Confirm that you wish to remove the MX record.
Repeat the above steps for the other hostnames, using the proper hostname and priority.