To access your webmail, simply visit http://webmail.example.com in your web browser (replace example.com with your domain-name)
Don’t use a search engine, this is a website address that you need to visit directly.
Login to your control panel.
In the Subscription drop-down box at the top of the screen, select “All My Domains”
Click the All My Domains menu button
Click on a domain-name to view the domain details
Click on the DNS Zone tab
Click on the New Record button, or click an existing record to edit it.
Fill in the new record details and click Save to add it to your DNS Zone.