How does the web service find out the IP address in the local network?

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thatscriptkid2014-06-04 10:30:21

Computer networks

thatscriptkid, 2014-06-04 10:30:21

How does the web service find out the IP address in the local network?

Hello! I came across one site ( net.ipcalf.com/), which determines the IP in the local network. My defines exactly (I'm sitting at work via VPN). How he does it ? I can't understand this at all. Thanks in advance.

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2 answer(s)

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Maxim Klyushkov, 2014-06-04
@thatscriptkid

The browser is giving you away.

E

Efficeon, 2014-06-06
@Efficeon

WebRTC technology is used .

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