An IP address FAQ. Explains what an IP address is. Warning: This file is a false positive for virus scanners because it contains a reference to /etc/passwd.
You can download it from the following link: https://packetstormsecurity.com/files/download/14893/ip-hide-fyi.htm
Source: https://packetstormsecurity.com/files/14893/ip-hide-fyi.htm.html