Generic top-level domain
Acronym: Generic Top Level Domains
TLDs with three or more characters are referred to as "Generic" Top Level Domain or gTLDs. Generally speaking, an unsponsored gTLD Registry operates under policies established by the global Internet community directly through the ICANN process. .biz, .com, .info, .name, .net, .org, and .pro are unsponsored TLDs. .Asia is an example of a sponsored TLD.
Going forward TLDs will be identified as either "open" or "community".
For a full listing of the current gTLDs see IANA Generic Top-Level Domains