i m hosting a web site i want my one web page to be run on one pc only in vb.net code or javascript code plz help me urgent

hey i want clent pc name but i got my server name

I am Hosting a web site and i want my clients pc's ip address and pc name in my website's server side vb.net code i tried code of [REMOTE_ADDR] and System.Net.IPAddress(.AddressList(0).Address)but it returns the server address i want clients pc name and address please help me Devang Vaja