How to get client hostname and IP using java script

Answer 1

thanks for replying.
actually I want to put a url on my page, and whoever clicks that I want to capture details from that machine.

Answer 2

I need possibilities from LAN as well as WAN

Answer 3

I am using html/JavaScript

Answer 4

you can't from the browser for security reasons, should use another technology

Answer 5

It shows me Venezuela (good), but it also shows Cojedes (it's not my city).
However that's awesome!!!