Domain aliases make your website available from another domain name. For example, you can make www.example.net and www.example.org show content from www.example.com.
For more information, read the official documentation here: https://go.cpanel.net/Aliases
Note: Domains must be registered with a valid registrar and configured to point to your DNS servers before they can be used as an alias.
Watch this Video to learn how to use Aliases in CPanel
Note: Domains must be registered with a valid registrar and configured to point to your DNS servers before they can be used as an alias.