AWStats (Advanced Web Statistics) is a free powerful and featureful tool that generates advanced web, ftp or mail server statistics, graphically. This log analyzer works as a CGI or from command line and shows you all your web statistics including: visitors, pages, hits, hours, search engines, keywords used to find your site, broken links, robots and many more in few graphical web pages.

AWStats is released under the GNU General Public License (GPL).

AWStats analyzes the following log files:
  • IIS (W3C log format)
  • Apache log files (NCSA combined/XLF/ELF log format or common/CLF log format)
  • WebStar
  • Most of all web, proxy, wap, streaming servers (and ftp servers or mail logs)
The latest AWStats version can be downloaded from:

How to use

Logresolvemerge allows you to merge several log files into one output, sorted on date. It also makes a fast reverse DNS lookup to replace all IP addresses into host names in resulting log file.

Operating system used
Windows XP Home Edition Version 5.1 SP 2

Software prerequisites
AWStats 6.1 or higher

  1. Go to C:\Tools\AWStats\tools

  2. Type in a DOS window:
    perl -dnslookup [logfiles] > [merged_output_file]

    For example:
    perl -dnslookup C:/logs/access_log.processed.* > C:/final/access.log

    Note 1: You need Internet access.
    Note 2: To process 3 log files
    access_log.processed.1 (5.366 kB)
    access_log.processed.2 (5.121 kB)
    access_log.processed.3 (5.211 kB)
    into one access.log file (16.525 kB) has taken me 72 minutes.