Unsponsored top-level domains
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An unsponsored top-level domain (uTLD) is one of the categories of
top-level domain A top-level domain (TLD) is one of the domains at the highest level in the hierarchical Domain Name System of the Internet after the root domain. The top-level domain names are installed in the root zone of the name space. For all domains in ...
s (TLDs) maintained by the
Internet Assigned Numbers Authority The Internet Assigned Numbers Authority (IANA) is a standards organization that oversees global IP address allocation, autonomous system number allocation, root zone management in the Domain Name System (DNS), media types, and other Interne ...
(IANA) for use in the
Domain Name System The Domain Name System (DNS) is a hierarchical and distributed naming system for computers, services, and other resources in the Internet or other Internet Protocol (IP) networks. It associates various information with domain names assigned to ...
of the
Internet The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a '' network of networks'' that consists of private, pub ...
. IANA currently distinguishes 3 groups of top-level domains:
country-code top-level domain A country code top-level domain (ccTLD) is an Internet top-level domain generally used or reserved for a country, sovereign state, or dependent territory identified with a country code. All ASCII ccTLD identifiers are two letters long, and all t ...
s (ccTLD), generic top-level domains (gTLD) and infrastructure top-level domain. Unsponsored TLD is a specialized top-level domain that has no sponsor, in opposition of sTLD (sponsored), that has a sponsor representing a specific community served by the domain. Generally speaking, uTLD is a TLD without "owner", where
ICANN The Internet Corporation for Assigned Names and Numbers (ICANN ) is an American multistakeholder group and nonprofit organization responsible for coordinating the maintenance and procedures of several databases related to the namespaces ...
has an important governance role. It is a reduced set of TLDs: old ones (.com, .org and .net) and new ones (.biz, .info and .name).


References

Top-level domains Domain Name System Identifiers Internet governance {{internet-stub