They are doing the routing for you and if they wanted could give you 'YouTube' when you ask for 'BitChute'.

Minor point of note: Generally youtube is accessed via SSL, and so substituting another domain would require that the other domain's SSL certificate be signed by someone in your certificate chain, otherwise there'd be indicators that you're not connecting to a trusted site.

Does PIA support Netflix? The VPN's I've tried are explicitly blocked by Netflix...