back when computer makers and their main customer, the military, and educational sites were first getting linked up, it was simple method of organizing sites by their purpose/mission. And every byte counted so they need to make it short (8 character name.3) so you have [airbase.MIL](https://airbase.MIL) itary, computermaker.COMmercial Federal offices got .GOVernment,
and university.EDUcational and since there were budding communication hubs like the WELL, Compuserve and AOL they got the .NETwork and nonprofits got ORGanization.
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