All I can see at present is a cached home page, but it could be that the appliance has its own connection? Logically Internet over Power Line if they have that

All I can see at present is a cached home page, but it could be that the appliance has its own connection? Logically Internet over Power Line if they have that where this company operates. I'd want to keep their data stream separate from my own if I had such an appliance in my home.