For all sites added to the control panel, a unique test domain is created by default, under which, regardless of the functionality of the domain, the content of the site will always be available, because it is used as an alias of the main domain.
By default, the feature is enabled. You can disable it in your control panel: [link to control panel]
Next go to: [Hosting 2.0 – Management]
Go to the [SITES] tab and click on [MANAGE]
In the drop-down menu you will see the field [TEST DOMAIN]:
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