123LogAnalyzer - This web site traffic statistics analysis software is a fast and detailed solution for seeing who your site visitors are, where they come from, where they go, and more. Features include high-speed processing, low disk space requirements, built-in IP mapping that does not require a reverse DNS lookup. 123Loganalyzer also offers powerful filter options that allow to limit the results to certain criteria (e.g only visitors that entered from x page, or came from x referrer). Filters can be save for quick access at a later time. The program is very simple to use. and offers detailed tables and charts produced in an easy to understand report with graphical charts. 123LogAnalyzer works with all popular web server logs, including IIS extended format.