What are the standard top-level domain names and who controls them?

The article How Web Servers Work discusses the concept of domain names. "Howstuffworks.com" is a domain name. The com portion of the name is called the top-level domain name. There is a very small set of generic top-level domain names, which you will probably recognize:

  • com - for commercial endeavors
  • org - for non-profit organizations
  • net - for network providers
  • mil - for military organizations
  • gov - for government organizations
  • edu - for educational organizations
  • info - for entities providing information services
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­There are also a number of top-level domain names for individual countries, including countries like Canada (ca), Australia (au) and the United Kingdom (uk).

IANA, the Internet Assigned Numbers Association, provides world-wide management of the top-level domain names. See the next page for more information and related links.

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