List_of_Internet_top-level_domains

 from http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains

Generic top-level domains

• Name: DNS name
• Entity: intended use
• Notes: general remarks
• IDN: support for internationalized domain names (IDN)
• DNSSEC: presence of DS records for Domain Name System Security Extensions

Name	Entity	Notes	IDN	DNSSEC
.aero	air-transport industry	Must verify eligibility for registration; only those in various categories of air-travel-related entities may register.	No	No
.asia	Asia-Pacific region	This is a TLD for companies, organizations, and individuals based in the region of Asia, Australia, and the Pacific.	Yes	Yes
.biz	business	This is an open TLD; any person or entity is permitted to register; however, registrations may be challenged later if they are not held by commercial entities in accordance with the domain's charter. This TLD was created to provide relief for the wildly popular .com TLD.	No	Yes
.cat	Catalan	This is a TLD for Web sites in the Catalan language or related to Catalan culture.	Yes	Yes
.com	commercial	This is an open TLD; any person or entity is permitted to register. Though originally intended for use by for-profit business entities, for a number of reasons it became the "main" TLD for domain names and is currently used by all types of entities including nonprofits, schools and private individuals. Domain name registrations may be challenged if the holder cannot prove an outside relation justifying reservation of the name, to prevent "squatting".	Yes	Yes
.coop	cooperatives	The .coop TLD is limited to cooperatives as defined by the Rochdale Principles.	No	No
.info	information	This is an open TLD; any person or entity is permitted to register.	Yes	Yes
.int	international organizations	The .int TLD is strictly limited to organizations, offices, and programs which are endorsed by a treaty between two or more nations. However, there are a few grandfathered domain names that do not meet these criteria.	No	No
.jobs	companies	The .jobs TLD is designed to be added after the names of established companies with jobs to advertise. At this time, owners of a "company.jobs" domain are not permitted to post jobs of third party employers.	No	No
.mobi	mobile devices	Must be used for mobile-compatible sites in accordance with standards.	No	No
.museum	museums	Must be verified as a legitimate museum.	Yes	Yes
.name	individuals, by name	This is an open TLD; any person or entity is permitted to register; however, registrations may be challenged later if they are not by individuals (or the owners of fictional characters) in accordance with the domain's charter.	Yes	No
.net	network	This is an open TLD; any person or entity is permitted to register. Originally intended for use by domains pointing to a distributed network of computers, or "umbrella" sites that act as the portal to a set of smaller websites.	No	Yes
.org	organization	This is an open TLD; any person or entity is permitted to register. Originally intended for use by non-profit organizations, and still primarily used by some.	Yes	Yes
.post	postal services	The .post TLD is restricted to Postal Administrations as defined in the Universal Postal Union constitution, and their large customers who wish to provide "Trusted Postal Services".[2]	No[3]	Yes
.pro	professions	Currently, .pro is reserved for licensed or certified professionals worldwide. A professional seeking to register a .pro domain must provide their registrar with the appropriate credentials.	No	No
.tel	Internet communication services	A contact directory housing all types of contact information directly in the Domain Name System.	Yes[4]	No
.travel	travel and tourism industry related sites	Must be verified as a legitimate travel-related entity.	No	No
.xxx	adult entertainment	For sites providing sexually explicit content, such as pornography.	No	No

USA top-level domains

Name	Entity	Notes	IDN	DNSSEC
.edu	educational	The .edu TLD is limited to specific educational institutions such as, but not limited to, primary schools, middle schools, secondary schools, colleges, and universities. In the US, its usability was limited in 2001 to post-secondary institutions accredited by an agency on the list of nationally recognized accrediting agencies maintained by the United States Department of Education. This domain is therefore almost exclusively used by US colleges and universities. Some institutions that do not meet the current registration criteria have grandfathered domain names.	No	Yes
.gov	governmental	The .gov TLD is limited to governmental entities and agencies in the US.	No	Yes
.mil	US military	The .mil TLD is limited to use by the US military.	No	Yes

Country code top-level domains

• name: DNS name of the (ISO 3166-1 alpha-2) two-letter country-code top-level domain
• Entity: country, dependency, or region
• Explanation: explanation of the code when not self-evident from the English name of the country
• Notes: general remarks
• IDN: support for internationalized domain names (IDN)
• DNSSEC: presence of DS records for Domain Name System Security Extensions
• SLD: allows Second-level domain registration (restrictions may apply)

Name	Entity	Explanation	Notes	IDN	DNSSEC	SLD
.ac	Ascension Island		Commonly used for academic websites, such as universities. However, .ac is not to be confused with the tightly-regulated, official academic domain .ac.uk.	Yes	Yes	Yes
.ad	Andorra		Local trademark, trade name or citizenship required [5][6]		No	Yes
.ae	United Arab Emirates				No	Yes
.af	Afghanistan				No	Yes
.ag	Antigua and Barbuda				Yes	Yes
.ai	Anguilla				No	Yes
.al	Albania		Citizenship required		No	No
.am	Armenia		(Also unofficially used by AM Radio Stations or related business)		Yes	Yes
.an	Netherlands Antilles		Local presence required; Netherlands Antilles were dissolved on October 10, 2010;		No	Yes
.ao	Angola				No
.aq	Antarctica	Antarctique	Defined by the Antarctic Treaty as everything south of latitude 60°S. AQ domain names are available to government organizations who are signatories to the Antarctic Treaty and to other registrants who have a physical presence in Antarctica.		No	Yes
.ar	Argentina			Yes[a 1]	No	No
.as	American Samoa				No	Yes
.at	Austria			Yes	Yes	Yes
.au	Australia		Includes Ashmore and Cartier Islands and Coral Sea Islands. ABN required.		No	No
.aw	Aruba	Aruba, West Indies	Restricted to registered Aruban companies, organisations and citizens		No	Yes
.ax	Åland				No	Yes
.az	Azerbaijan				No	Yes
.ba	Bosnia and Herzegovina				No	Yes
.bb	Barbados				No	Yes
.bd	Bangladesh				No	No
.be	Belgium		(Also unofficially used in the canton of Berne, Switzerland)		Yes	Yes
.bf	Burkina Faso				No	Yes
.bg	Bulgaria			Yes[a 2]	Yes	Yes
.bh	Bahrain				No	Yes
.bi	Burundi				No	Yes
.bj	Benin				No	Yes
.bm	Bermuda		Local corporate registration required		No	Yes
.bn	Brunei				No	No
.bo	Bolivia				No	Yes
.br	Brazil		Restricted. Registration is done under several categories (i.e.: .com.br for businesses, .gov.br for government agencies, etc.)[7]	Yes[8]	Yes	No[a 3]
.bs	Bahamas				No	Yes
.bt	Bhutan				No	No
.bv	Bouvet Island		Not in use (Norwegian dependency; see .no).	No	No	No
.bw	Botswana				No	Yes
.by	Belarus	Byelorussia			No	Yes
.bz	Belize				Yes	Yes
.ca	Canada		Subject to Canadian Presence Requirements.		Yes	Yes
.cc	Cocos (Keeling) Islands		(Australian territory: do not confuse with Cocos islands in Guam. Also used as a free domain service to the public as cc.cc, cu.cc or cz.cc domain.)		Yes	Yes
.cd	Democratic Republic of the Congo				No	Yes
.cf	Central African Republic				No	Yes
.cg	Republic of the Congo				No	Yes
.ch	Switzerland	Confoederatio Helvetica (Latin)		Yes[a 4]	Yes	Yes
.ci	Côte d'Ivoire				No	Yes
.ck	Cook Islands				No	Yes
.cl	Chile			Yes	Yes	Yes
.cm	Cameroon		A local entity/company in Cameroon is required to register a domain name.		No	Yes
.cn	People's Republic of China		A local company in China is required to register a domain name. Hong Kong and Macau also maintain TLDs.		No	Yes
.co	Colombia		Marketed as a global domain - recognized as a gccTLD by Google. Anyone can register.		Yes	Yes
.cr	Costa Rica				Yes	Yes
.cs	Czechoslovakia		Czecho-Slovakia domain has not been use since 1993. The ISO-code cs was later allocated for Serbia and Montenegro, which used .yu instead.		No	No
.cu	Cuba				No	Yes
.cv	Cape Verde				No	Yes
.cx	Christmas Island				No	Yes
.cy	Cyprus				No	No
.cz	Czech Republic			No[a 5]	Yes	Yes
.dd	East Germany	Deutsche Demokratische Republik	Was proposed, but never implemented due to German re-unification.		No	No
.de	Germany	Deutschland	German postal address for administrative contact (admin-c) required. Proxy registrations are allowed.	Yes[a 6]	Yes	Yes
.dj	Djibouti				No	Yes
.dk	Denmark			Yes[a 7]	Yes	Yes
.dm	Dominica				No	Yes
.do	Dominican Republic				No	Yes
.dz	Algeria	Dzayer			No	Yes
.ec	Ecuador				No	Yes
.ee	Estonia	Eesti	Anyone can register but local administrative contact is required.	Yes[a 8]	No	Yes
.eg	Egypt				No	Yes
.eh	Western Sahara		.eh is reserved for Western Sahara, but does not exist in the root.		No
.er	Eritrea		Inactive - The domain registrar Eritrea Telecommunication Services Corporation offers no services to register domains.		No	No
.es	Spain	España			No	Yes
.et	Ethiopia				No	No
.eu	European Union		Restricted to legal and natural persons in European Union member states. Unofficially used for Basque websites (Euskadi in the basque language)	Yes[a 9]	Yes	Yes
.fi	Finland		Open for registration to individuals/companies around Europe.	Yes[a 10]	Yes	Yes
.fj	Fiji				No	Yes
.fk	Falkland Islands				No	No
.fm	Federated States of Micronesia		(Also unofficially used by FM Radio Stations or related business)		No	Yes
.fo	Faroe Islands	Føroyar			Yes	Yes
.fr	France		Restricted to individuals and companies in European Union, Switzerland, Norway, Iceland and Liechtenstein.[a 11]	Yes[a 12]	Yes	Yes
.ga	Gabon				Partial[10]	Yes
.gb	United Kingdom	Great Britain	Deprecated.[11] The primary ccTLD used for the United Kingdom is .uk.		No	No
.gd	Grenada				No	Yes
.ge	Georgia		To register you must be either a citizen of Georgia, or a Georgian company.		No	Yes
.gf	French Guiana	Guyane française			No
.gg	Guernsey				No	Yes
.gh	Ghana				No	No
.gi	Gibraltar				Yes	Yes
.gl	Greenland		(Also unofficially used in Galicia, Spain)		Yes	Yes
.gm	The Gambia				No	Yes
.gn	Guinea		A local contact is required		Partial[10]	No
.gp	Guadeloupe		Still used for Saint-Barthélemy and Saint-Martin		No	Yes
.gq	Equatorial Guinea	Guinée Équatoriale			No
.gr	Greece			Yes[a 13]	Yes	Yes
.gs	South Georgia and the South Sandwich Islands				No	Yes
.gt	Guatemala			Yes	No	Yes
.gu	Guam				No	No
.gw	Guinea-Bissau				No	Yes
.gy	Guyana				No	Yes
.hk	Hong Kong		Special administrative region of the People's Republic of China.	Yes	No	Yes
.hm	Heard Island and McDonald Islands				No	Yes
.hn	Honduras				Yes	Yes
.hr	Croatia	Hrvatska			No	Yes
.ht	Haiti			Yes	No	Yes
.hu	Hungary		Restricted to Hungarian companies, organisations and citizens		No	Yes
.id	Indonesia				No	No
.ie	Ireland		In 2002, registration was expanded to include persons or businesses with a "real and substantive" connection with the island of Ireland (including Northern Ireland).[12][13]	No	No	Yes
.il	Israel			Yes	No	No
.im	Isle of Man				No	Yes
.in	India		Under INRegistry since April 2005 (except: gov.in, nic.in, mil.in, ac.in, edu.in, res.in).		Yes	Yes
.io	British Indian Ocean Territory				Yes	Yes
.iq	Iraq				No	Yes
.ir	Iran			Yes	No	Yes
.is	Iceland	Ísland		Yes	No	Yes
.it	Italy		Restricted to companies and individuals in the European Union.	Yes[a 14]	No	Yes
.je	Jersey				No	Yes
.jm	Jamaica				No	No
.jo	Jordan				No	Yes
.jp	Japan		Restricted to individuals or companies with a physical address in Japan.		Yes	Yes
.ke	Kenya				No	No
.kg	Kyrgyzstan				Yes	Yes
.kh	Cambodia	Khmer, former Kâmpŭchea			No	No
.ki	Kiribati				No	Yes
.km	Comoros	Komori			No	Yes
.kn	Saint Kitts and Nevis				No	Yes
.kp	Democratic People's Republic of Korea				No	No
.kr	Republic of Korea			Yes	Yes	Yes
.kw	Kuwait				No	No
.ky	Cayman Islands		Restricted to qualified Cayman entities[14]		No	Yes
.kz	Kazakhstan				No	Yes
.la	Laos		Currently being marketed as the unofficial domain for Los Angeles[15]		Yes	Yes
.lb	Lebanon		Restricted to registration with a company in Lebanon		Yes	No
.lc	Saint Lucia				Yes	Yes
.li	Liechtenstein			Yes	Yes	Yes
.lk	Sri Lanka				Yes	Yes
.lr	Liberia				Partial[10]	No
.ls	Lesotho				No	No
.lt	Lithuania			Yes	Yes	Yes
.lu	Luxembourg			Yes	Yes	Yes
.lv	Latvia			Yes	Yes	Yes
.ly	Libya				No	Yes
.ma	Morocco	Maroc			No	Yes
.mc	Monaco				No	Yes
.md	Moldova		Marketed for Medical use (Doctors)		No	Yes
.me	Montenegro				Yes	Yes
.mg	Madagascar				No	Yes
.mh	Marshall Islands				No
.mk	Macedonia	Makedonija	Restricted to registration with a company in Macedonia		No	Yes
.ml	Mali				No	Yes
.mm	Myanmar				Yes	No
.mn	Mongolia		Some second-level domains are reserved for special use .mn[clarification needed]		Yes	Yes
.mo	Macau	Macao	Special administrative region of the People's Republic of China.		No	Yes
.mp	Northern Mariana Islands				No	Yes
.mq	Martinique				No	No
.mr	Mauritania				No	Yes
.ms	Montserrat				No	Yes
.mt	Malta				No	No
.mu	Mauritius				No	Yes
.mv	Maldives				No	Yes
.mw	Malawi				No	Yes
.mx	Mexico				No	Yes
.my	Malaysia		Restricted to registration by an individual or company in Malaysia	Yes[a 15]	Yes	Yes
.mz	Mozambique				No	No
.na	Namibia				Yes	Yes
.nc	New Caledonia				Yes	Yes
.ne	Niger				No	Yes
.nf	Norfolk Island				No	Yes
.ng	Nigeria				No	Yes
.ni	Nicaragua				No	No
.nl	Netherlands		First official country code TLD.[16]	No	Yes	Yes
.no	Norway		Restricted to registration by a company in Norway. Individuals in the country can only register under .priv.no.		No	Yes
.np	Nepal				No	No
.nr	Nauru		Also used as a free domain service to the public as co.nr.		No	Yes
.nu	Niue		Commonly used by Danish, Dutch and Swedish websites, because in those languages "nu" means "now".	Yes	Yes	Yes
.nz	New Zealand			Yes[a 16]	Yes	No
.om	Oman		Registrant must have company or trademark registered in Oman as well as a local administrative contact.		No	No
.pa	Panama				No	No
.pe	Peru			Yes[a 17]	No	Yes
.pf	French Polynesia	Polynésie française	With Clipperton Island		No	Yes
.pg	Papua New Guinea				No	No
.ph	Philippines				No	Yes
.pk	Pakistan		Operated by PKNIC since 1992		No	Yes
.pl	Poland			Yes[a 18]	Yes	Yes
.pm	Saint-Pierre and Miquelon		Restricted to individuals and companies in European Union, Switzerland, Norway, Iceland and Liechtenstein.[a 11]	Yes[a 12]	Yes[a 19]	Yes
.pn	Pitcairn Islands				No	Yes
.pr	Puerto Rico				Yes	Yes
.ps	Palestinian Territory, Occupied[17]		West Bank and Gaza Strip.		No	Yes
.pt	Portugal			Yes[a 20]	Yes	Yes
.pw	Palau	Pelew			Yes	Yes
.py	Paraguay				No	No
.qa	Qatar				No	No
.re	Réunion		Restricted to individuals and companies in European Union, Switzerland, Norway, Iceland and Liechtenstein.[a 11]	Yes[a 12]	Yes	Yes
.ro	Romania				No	Yes
.rs	Serbia	Republika Srbija			No	Yes
.ru	Russia		See also .su, still in use, and .рф.		Yes	Yes
.rw	Rwanda				No	Yes
.sa	Saudi Arabia		Registrant must have a registered trademark in Saudi Arabia matching the domain name to register or provide company incorporation documents of a company in Saudi Arabia or for personal registrations a copy of valid ID. A letter on the official letterhead of your organization addressed to SaudiNIC requesting the domain name registration is also required. Local administrative contact required. 2LD registrations rolled out in 2011.[18]		No	Yes
.sb	Solomon Islands	British Solomon Islands			No	No
.sc	Seychelles				Yes	Yes
.sd	Sudan				No	Yes
.se	Sweden			Yes[a 21]	Yes	Yes
.sg	Singapore				No	Yes
.sh	Saint Helena			Yes[a 22]	Yes	Yes
.si	Slovenia			Yes[a 23]	Yes	Yes
.sj	Svalbard and  Jan Mayen Islands		Not in use (Norwegian dependencies; see .no).	No	No	No
.sk	Slovakia		Restricted to Slovakian companies, organisations and citizens		No	Yes
.sl	Sierra Leone				No	Yes
.sm	San Marino		Domain name must be same as company name or trademark		No	Yes
.sn	Senegal				No	Yes
.so	Somalia		Relaunched on November 1st, 2010	No	No	Yes
.sr	Suriname				No	Yes
.ss	South Sudan				No
.st	São Tomé and Príncipe				No	Yes
.su	Soviet Union		Still in use.	Yes[a 24]	Yes	Yes
.sv	El Salvador				No	No
.sx	Sint Maarten	Sint Maarten	Landrush phase		No	No
.sy	Syria				No	Yes
.sz	Swaziland		Registration is restricted to Swaziland organizations with Swaziland Trading Licenses.		No	No
.tc	Turks and Caicos Islands		.TC domains are also marketed in Turkey. The official abbreviation of 'Türkiye Cumhuriyeti' is TC.		No	Yes
.td	Chad	Tchad	Chadian (.td) domains are available for registration to entities connected with Chad only.		No	Yes
.tf	French Southern and Antarctic Lands	Terres australes et antarctiques françaises	Seldom used. Restricted to individuals and companies in European Union, Switzerland, Norway, Iceland and Liechtenstein.[a 11]	Yes[a 12]	Yes	Yes
.tg	Togo				No	Yes
.th	Thailand			Yes	Yes	No
.tj	Tajikistan				No	Yes
.tk	Tokelau		Also used as a free domain service to the public. Used in the Netherlands because tk means 'for sale' in Dutch.		No	Yes
.tl	East Timor	Timor-Leste	Old code .tp is still in use.		No	Yes
.tm	Turkmenistan			Yes[a 25]	Yes	Yes
.tn	Tunisia				No	Yes
.to	Tonga		Often used unofficially for Torrent, Turin, Toronto, or Tokyo	Yes	No	Yes
.tp	East Timor	Timor Português	ISO code has changed to TL; .tl is now assigned but .tp is still in use.		No	Yes
.tr	Turkey		.nc.tr used by Northern Cyprus	Yes[a 26]	No	Yes
.tt	Trinidad and Tobago				Yes	Yes
.tv	Tuvalu		Used as an abbreviation of television, the domain is currently operated by dotTV, a VeriSign company; the Tuvalu government owns twenty percent of the company.		Yes	Yes
.tw	Taiwan		Registration allowed worldwide, local presence not required. In line with ISO 3166-1, IANA's official position is that “TW” is "designated for use to represent "Taiwan, Province of China."[19]	Yes[a 27]	Yes	Yes
.tz	Tanzania		Must have a presence in Tanzania		Yes	No
.ua	Ukraine	Україна/Ukraina	Ukrainian trademark required		Yes	Yes
.ug	Uganda				Yes	Yes
.uk	United Kingdom		The ISO 3166-1 for the United Kingdom code is GB. UK a specially reserved ISO 3166-1 code for the UK. However, the creation of the .uk TLD predates the ISO 3166-1 list of ccTLD and is the primary TLD for the United Kingdom.[11]		Yes	No
.us	United States of America		Commonly used by US State and local governments instead of .gov TLD		Yes	Yes
.uy	Uruguay		2LD rollout began on 10 July 2012.[20]		No	Yes
.uz	Uzbekistan				No	Yes
.va	Vatican City		Limited to the official sites of the Vatican/Holy See		No	No
.vc	Saint Vincent and the Grenadines				Partial[10]	Yes
.ve	Venezuela				No	No
.vg	British Virgin Islands				No	Yes
.vi	United States Virgin Islands				No	Yes
.vn	Vietnam			Yes[a 28]	No	Yes
.vu	Vanuatu				No	Yes
.wf	Wallis and Futuna		Restricted to individuals and companies in European Union, Switzerland, Norway, Iceland and Liechtenstein.[a 11]	Yes[a 12]	Yes	Yes
.ws	Samoa	Formerly Western Samoa	Marketed to be used in general WebSites	Yes	No	Yes
.ye	Yemen				No	No
.yt	Mayotte		Restricted to individuals and companies in European Union, Switzerland, Norway, Iceland and Liechtenstein.[a 11]	Yes[a 12]	Yes[a 19]	Yes
.yu	SFR Yugoslavia  FR Yugoslavia		After dissolution of Yugoslavia used for Serbia and Montenegro. Not used after 2010.		No	No
.za	South Africa	Zuid-Afrika			No	No
.zm	Zambia				No	No
.zw	Zimbabwe				No	No