In order to use NetTracker, you will need to understand the definitions of the terms listed below:
Domain
A domain is defined as a classification of a group of computers that are in some way related.
Each domain has a suffix that indicates to which top-level domain it belongs. There are only a limited number of top-level domains. Examples include: .com (commercial business), .edu (educational institutions), .net (network organizations), .org (organizations, non-profit), .gov (government agencies) and .mil (military).