|We are a business partner of a larger company that gives us a VPN access to connect to one website.|
This is the key phrase here. Contact this other company's IT department and ask them your questions. Since they provided the VPN, they're the ones who'll have all the info you need.
It matters not how straight the gate,
How charged with punishments the scroll,
I am the master of my fate;
I am the captain of my soul.