Log analysis tools are software that parses your web site's log file. Using data contained in it, they derives indicators about when, how and by whom your web server is visited.
The main indicators reported 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