各網域名稱後綴的原文

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.arpa Address and Routing Parameter Area This is an internet infrastructure TLD.

.root N/A Diagnostic marker to indicate a root zone load was not truncated.
gTLD Entity Notes

.aero air-transport industry Must verify eligibility for registration; only those in various categories of air-travel-related entities may register.

.asia Asia-Pacific region This is a TLD for companies, organizations, and individuals based in the region of Asia, Australia, and the Pacific.

.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 by commercial entities in accordance with the domain's charter.

.cat Catalan This is a TLD for websites in the Catalan language or related to Catalan culture.

.com commercial This is an open TLD; any person or entity is permitted to register.

.coop cooperatives The .coop TLD is limited to cooperatives as defined by the Rochdale Principles.

.edu educational The .edu TLD is limited to institutions of learning (mostly U.S.), such as 2 and 4-year colleges and universities.

.gov governmental The .gov TLD is limited to U.S. governmental entities and agencies (commonly federal-level).

.info information This is an open TLD; any person or entity is permitted to register.

.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.

.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.

.mil United States Military The .mil TLD is limited to use by the U.S. military.

.mobi mobile devices Must be used for mobile-compatible sites in accordance with standards.

.museum museums Must be verified as a legitimate museum.

.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

.net network This is an open TLD; any person or entity is permitted to register.

.org organization This is an open TLD; any person or entity is permitted to register.

.pro professions Currently, .pro is reserved for licensed doctors, attorneys, and certified public accountants only. A professional seeking to register a .pro domain must provide their registrar with the appropriate credentials.

.tel Internet communication services

.travel travel and travel-agency related sites Must be verified as a legitimate travel-related entity.
ccTLD Country/dependency/region Notes

.ac Ascension Island
.ad Andorra
.ae United Arab Emirates
.af Afghanistan
.ag Antigua and Barbuda
.ai Anguilla
.al Albania
.am Armenia
.an Netherlands Antilles
.ao Angola
.aq Antarctica Defined as per the Antarctic Treaty as everything south of latitude 60°S
.ar Argentina
.as American Samoa
.at Austria
.au Australia Includes Ashmore and Cartier Islands and Coral Sea Islands
.aw Aruba
.ax Aland
.az Azerbaijan
.ba Bosnia and Herzegovina
.bb Barbados
.bd Bangladesh
.be Belgium
.bf Burkina Faso
.bg Bulgaria
.bh Bahrain
.bi Burundi
.bj Benin
.bm Bermuda
.bn Brunei Darussalam
.bo Bolivia
.br Brazil
.bs Bahamas
.bt Bhutan
.bv Bouvet Island Not in use (Norwegian dependency; see .no)
.bw Botswana
.by Belarus
.bz Belize
.ca Canada
.cc Cocos (Keeling) Islands
.cd Democratic Republic of the Congo Formerly Zaire
.cf Central African Republic
.cg Republic of the Congo
.ch Switzerland (Confoederatio Helvetica)
.ci Cote d'Ivoire
.ck Cook Islands
.cl Chile
.cm Cameroon
.cn China, mainland Mainland China only: Hong Kong and Macau use separate TLDs.
.co Colombia
.cr Costa Rica
.cu Cuba
.cv Cape Verde
.cx Christmas Island
.cy Cyprus
.cz Czech Republic
.de Germany (Deutschland)
.dj Djibouti
.dk Denmark
.dm Dominica
.do Dominican Republic
.dz Algeria (Dzayer) Not available for private use
.ec Ecuador
.ee Estonia
.eg Egypt
.er Eritrea
.es Spain (Espana)
.et Ethiopia
.eu European Union Restricted to companies and individuals in the European Union
.fi Finland
.fj Fiji
.fk Falkland Islands
.fm Federated States of Micronesia Used for some radio related websites outside Micronesia
.fo Faroe Islands
.fr France Can only be used by organisations or persons with a presence in France.
.ga Gabon
.gb Great Britain Seldom used; the primary ccTLD used is .uk for United Kingdom
.gd Grenada
.ge Georgia
.gf French Guiana
.gg Guernsey
.gh Ghana
.gi Gibraltar
.gl Greenland
.gm The Gambia
.gn Guinea
.gp Guadeloupe
.gq Equatorial Guinea
.gr Greece
.gs South Georgia and the South Sandwich Islands
.gt Guatemala
.gu Guam
.gw Guinea-Bissau
.gy Guyana
.hk Hong Kong Special administrative region of the People's Republic of China.
.hm Heard Island and McDonald Islands
.hn Honduras
.hr Croatia (Hrvatska)
.ht Haiti
.hu Hungary
.id Indonesia
.ie Ireland (Eire)
.il Israel
.im Isle of Man
.in India Under INRegistry since April 2005 except: gov.in, mil.in, ac.in, edu.in, res.in
.io British Indian Ocean Territory
.iq Iraq
.ir Iran
.is Iceland (Island)
.it Italy (Italia) Restricted to companies and individuals in the European Union
.je Jersey
.jm Jamaica
.jo Jordan
.jp Japan
.ke Kenya
.kg Kyrgyzstan
.kh Cambodia (Khmer)
.ki Kiribati
.km Comoros
.kn Saint Kitts and Nevis
.kr South Korea
.kw Kuwait
.ky Cayman Islands
.kz Kazakhstan
.la Laos
.lb Lebanon
.lc Saint Lucia
.li Liechtenstein
.lk Sri Lanka
.lr Liberia
.ls Lesotho
.lt Lithuania
.lu Luxembourg
.lv Latvia
.ly Libya
.ma Morocco
.mc Monaco
.md Moldova
.mg Madagascar
.mh Marshall Islands
.mk Republic of Macedonia
.ml Mali
.mm Myanmar
.mn Mongolia
.mo Macau Special administrative region of the People's Republic of China.
.mp Northern Mariana Islands
.mq Martinique
.mr Mauritania
.ms Montserrat
.mt Malta
.mu Mauritius
.mv Maldives
.mw Malawi
.mx Mexico
.my Malaysia
.mz Mozambique
.na Namibia
.nc New Caledonia
.ne Niger
.nf Norfolk Island
.ng Nigeria
.ni Nicaragua
.nl Netherlands
.no Norway Must be registered with a company in Norway to register.
.np Nepal
.nr Nauru
.nu Niue Commonly used for Scandinavian and Dutch websites, because in those languages 'nu' means 'now'.
.nz New Zealand
.om Oman
.pa Panama
.pe Peru
.pf French Polynesia With Clipperton Island
.pg Papua New Guinea
.ph Philippines
.pk Pakistan
.pl Poland
.pm Saint-Pierre and Miquelon
.pn Pitcairn Islands
.pr Puerto Rico
.ps Palestinian territories PA-controlled West Bank and Gaza Strip
.pt Portugal Only available for Portuguese registered brands and companies
.pw Palau
.py Paraguay
.qa Qatar
.re Reunion
.ro Romania
.ru Russia
.rw Rwanda
.sa Saudi Arabia
.sb Solomon Islands
.sc Seychelles
.sd Sudan
.se Sweden
.sg Singapore
.sh Saint Helena
.si Slovenia
.sj Svalbard and Jan Mayen Islands Not in use (Norwegian dependencies; see .no)
.sk Slovakia
.sl Sierra Leone
.sm San Marino
.sn Senegal
.so Somalia
.sr Suriname
.st Sao Tome and Pr?*ncipe
.su former Soviet Union Still in use
.sv El Salvador
.sy Syria
.sz Swaziland
.tc Turks and Caicos Islands
.td Chad
.tf French Southern and Antarctic Lands
.tg Togo
.th Thailand
.tj Tajikistan
.tk Tokelau Also used as a free domain service to the public
.tl East Timor Old code .tp is still in use
.tm Turkmenistan
.tn Tunisia
.to Tonga
.tp East Timor ISO code has changed to TL; .tl is now assigned but .tp is still in use
.tr Turkey
.tt Trinidad and Tobago
.tv Tuvalu Much used by television broadcasters. Also sold as advertising domains
.tw Taiwan, Republic of China Used in the Republic of China, namely Taiwan, Penghu, Kinmen, and Matsu.
.tz Tanzania
.ua Ukraine
.ug Uganda
.uk United Kingdom
.um United States Minor Outlying Islands
.us United States of America Commonly used by U.S. State and local governments instead of .gov TLD
.uy Uruguay
.uz Uzbekistan
.va Vatican City State
.vc Saint Vincent and the Grenadines
.ve Venezuela
.vg British Virgin Islands
.vi U.S. Virgin Islands
.vn Vietnam
.vu Vanuatu
.wf Wallis and Futuna
.ws Samoa Formerly Western Samoa
.ye Yemen
.yt Mayotte
.yu Yugoslavia Now used for Serbia and Montenegro
.za South Africa (Zuid-Afrika)
.zm Zambia
.zw Zimbabwe