You specify your server’s host name during your very first login to Plesk. If you want to change the host name later, you can do it through Plesk.

Note: Specifying an invalid host name will result in unpredictable Plesk behavior and server malfunction. The host name must be resolvable from the Plesk-managed server, especially if Customer and Business Manager is installed.

To change your server’s host name:

  1. Log in to Server Administration Panel.

  2. Go to Tools & Settings > Server Settings.

  3. Enter the new host name in the Full hostname field.

    This should be a fully qualified host name, but without an ending dot (for example,

  4. Click OK.