Hosts:

List of IP addresses/domain names of hosts that requested files from the site. You can enable the Lookup DNS Names option in Profile Properties > General to convert IP addresses to domain names if your log files contain unresolved domain names.

Some IP addresses don't have corresponding domain names so there may be IP addresses shown in the table even with the Lookup DNS Names option enabled.

Top-Level Domains:

Top-level domains of visitor hosts. You need to enable the Lookup DNS Names option in Profile Properties > General to show the top-level domains if your log files contain unresolved IP addresses.

Countries:

Visitor countries. The program uses an IP to country geolocation database to determine countries by IP addresses.

US States:

Visitor states. The report requires an additional geolocation database that can be downloaded from the program's website.

Cities:

Visitor cities. The report requires an additional geolocation database that can be downloaded from the program's website.

Organizations:

Visitor organizations. The report requires an additional geolocation database that can be downloaded from the program's website.

Authenticated Users:

List of authenticated users. Log files contain information on users authenticated using standard web server capabilities.

Requests of Users:

Requests of authenticated users.

Screen Resolutions:

This report requires installing a special tracking code on the pages of your site.

Color Depths:

This report requires installing a special tracking code on the pages of your site.