Domain Types

A generic top-level domain (gTLD) is a top-level domain used (at least in theory) by a particular class of organization. These are three or more letters long, and are named for the type of organization that they represent (for example, .com for commercial organizations).

In the 1980s, seven gTLDs (.com, .edu, .gov, .int, .mil, .net, and .org) were created. Domain names may be registered in three of these (.com, .net, and .org) without restriction; the other four have limited purposes.

Over the next twelve years, various discussions occurred concerning additional gTLDs, leading to the selection in November 2000 of seven new TLDs for introduction. These were introduced in 2001 and 2002. Four of the new TLDs (.biz, .info, .name, and .pro) are unsponsored. The other three new TLDs (.aero, .coop, and .museum) are sponsored.

Generally speaking, an un-sponsored TLD operates under policies established by the global Internet community directly through the ICANN process, while a sponsored TLD is a specialized TLD that has a sponsor representing the narrower community that is most affected by the TLD. The sponsor thus carries out delegated policy-formulation responsibilities over many matters concerning the TLD.

The following are the most popular TLDs:

.BIZ (register up to 10 years) - dedicated exclusively to the business community. The .BIZ domain can only be used for a "bona fide business or commercial use".

.COM (register up to 10 years) - Short for .commercial. Domain names with the .com extension are by far the most popular, and can be purchased by any individual or business.

.INFO - The first unrestricted top-level domain since .com, .info domains are available to the general public.

.NET - Short for .network, this domain extension was originally designed to be used by technical Web sites. However, domains using this extension can be registered by anyone.

.ORG - home of nonprofit organizations - and of Web sites that are known for providing trusted, valuable information.


Orangetree Internet Service LLC, located in Santa Cruz, CA., provides technical assistance to small and medium sized businesses with Domain Registration Services, including domain portfolio management. Contact us at 830-212-1884 for more information.

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