Regarding IP address: can the IP address left by a computer in a dormitory of a school known from the Internet confirm the person?

If you are automatically obtaining IP, you can only check the person who applied for broadband, if it is set up DNS servers. IP address can be found is that a person to check, broadband providers can not be found, if you LAN common sense over the words, you can find out ```` download a P2P Terminator? The first thing you need to do is to get a good understanding of what you're doing and how it works.