DOT follower, at times is a term used to describe someone who follows the domain name system (DNS) of the internet. This system is made up of three main components: COM, NET and EDU. COM stands for commercial, NET stands for network and EDU stands for educational. These are the top-level domains that are used to identify websites and other online resources. A DOT follower, at times, is someone who keeps track of changes in the DNS and makes sure that the information is up to date.