Web log analysis software

A web log analysis software (also called a web log analyzer) is a software that parse a log file from a web server (like Apache), and calculate a lot of indicators from values contained in this log file, so indicators about who, when and how a web server is visited. Common indicators reported by most of web log analyzers are:

• Number of visits, and number of unique visitors,
• Visits duration and last visits,
• Authenticated users, and last authenticated visits,
• Days of week and rush hours,
• Domains/countries of hosts visitors,
• Hosts list,,
• Most viewed, entry and exit pages,
• Files type,
• OS used,
• Browsers used,
• Robots,
• Search engines, keyphrases and keywords used to find the analyzed web site,
• HTTP errors
• ...

Some popular log analyzers are

• Analog
• AWStats
• Webalizer