How to remove the ability to log into cpanel from the site domain in cpanel?

Question

CMS

Using such links, you can usually open cpanel and see the login form site.ru:2083
site.ru/clanel It is necessary to make sure that an ordinary user who knows that this is possible cannot follow these links, and the panel would open only by ip:2083 . Please tell me how. Maybe someone knows or has already encountered.