November 6th, 2013
Joomla CountryBlock is a module that allows site owner to grant access to certain countries or block access from certain countries. If admin does not specify the redirect URLs for blocked or granted countries, visitor's IP address and country/flag will be displayed.
Version 1.2 is free. Free version is GPLed too.
This module has been updated to support Joomla 1.0x/1.5x/1.6x/1.7x/2.5x/3.0x. IP to Country data files are updated to Sept 2013.