ipwhere is a command line tool that takes a single IPv4 dotted numerical address as argument, and shows in what country and continent that IP address lives. The output is instant since the command has the full translation table (covering more than 104,000 IP ranges holding some 850,000 addresses) built-in and does blazingly fast binary searches in it.
This wouldn't exist without the wonderful service of hostip.info.
Nov 9, 2005. This is brand new. If you provide feedback it might get better.
To keep this tool useful, you must update the data and rebuild the tool at a fair interval.
To build this tool, it requires: