GeoIP COM enables you to lookup countries by IP Address, even when reverse DNS entries don't exist. It comes with a number of sample programs, including ASP, ColdFusion, Pascal, PHP, Perl, Python, Visual Basic. A free database for March 2002 is included, and a paid subscription to monthly updates is available.
Full Specifications
What's new in version 0.3.1
General
ReleaseNovember 8, 2008
Date AddedAugust 23, 2002
Version0.3.1
Operating Systems
Operating SystemsWindows 95, Windows 2000, Windows 98, Windows, Windows XP, Windows NT