How to recognize the ip of someone else's computer?

The Internet creates, in some people, a sense ofimpunity. A person believes that he can be rude on blogs and forums, send insulting letters by e-mail, or even engage in fraud - no one will be able to get it, once, he is at the far end of the world. However, there are ways to determine the IP address of a computer on the Internet, and through it, to find an attacker. Of course, it is quite difficult to determine the IP address of a remote computer on the Internet. In this article, we'll look at several ways how to recognize the ip of someone else's computer.

Define the sender's IP address

To solve this problem, it is enough, it is simple: include in your email program the display of the RFC header of the message (Mozilla Thunderbird - View / Headers / All, The Bat - View / Show headers (RFC-822) .In the header, see the line Received: from [xx.xxx.x.xxx]. This is the desired IP-address of the sender, use it for health.

Traps to calculate the IP address

You send to the person whose address you wantlearn, link, under some kind of plausible pretext. If it passes through this link, the IP address of its computer will be fixed. As an example, you can bring the site IPLogger, specializing in this kind of services. This site will help you, generate HTML-code that can be placed on a blog, or on a site, as a trap. If you want to feel like a cool programmer, you can, and, yourself, write a script in PHP.

How to recognize the ip of someone else's computer: ICQ

Special patches (and, for each version of ICQ,you need a patch) display an additional window in ICQ in which the IP address of the interlocutor is displayed. In addition, when downloading a file via QIP or ICQ, the address will be shown without any patches.

In addition, you can run the command lineWindows command netstat.exe / b. This command displays a list of IP addresses with which your computer is currently communicating. Perhaps, among them, you can find, and the address you need.

If, you need to determine your address on the network, read the article "How to find out your ip address?"