Domain Name Extensions

Internet Domain Name Extensions/Suffixes | What They Mean


Below are the generic top-level domains.

Domain Extension Sponsor
.COM VeriSign Global Registry Services
.INFO Afilias Limited
.NET VeriSign Global Registry Services
.ORG Public Interest Registry (PIR)

.com is short for “commercial” .com is the most commonly used domain extension in the world. Commercial and even non-commercial websites prefer to use .com as it is a highly recognized.
.info relates to “information” based websites.  The .net suffix is the most popular extension after .com, .net and .org.
.net is short for “network,” and has traditionally been used by Internet service providers, web-hosting companies, and other internet based companies. More recently websites use .net if their desired name for the .com version is already registered.


Generic-restricted top-level domain names are similar to the generic top-level domains, only eligibility is intended to be restricted and ascertained more stringently.

Domain Extension Sponsor
.BIZ NeuStar, Inc.
.NAME The Global Name Registry Ltd.
.PRO Registry Services Corporation
dba RegistryPro

.biz refers to “business” and are typically used for small business sites.
.name is for personal websites.
.pro Restricted to credentialed professionals and related entities.


These are sponsored by private agencies or organizations. These extensions are restricted according to strict criteria.

Domain Resriction / Extension Sponsor
.AERO Only for members of the air-transport industry /
Societe Internationale de Telecommunications Aeronautique S.C.
.ASIA Only for members of the Pan-Asia and Asia Pacific community /
DotAsia Organization Ltd.
.CAT Only for members of the Catalan linguistic and cultural community /
Fundacio puntCAT
.COOP Only for cooperative associations /
DotCooperation LLC
.EDU Only for post-secondary institutions accredited by an agency on the U.S. / Department of Education’s list of Nationally Recognized Accrediting Agencies
.GOV Only for the United States Government /
General Services Administration
.INT Only for registering organizations established by international treaties between governments /
Internet Assigned Numbers Authority
.JOBS Only for human resource managers /
Employ Media LLC
.MIL Only for the Military of the United States /
DoD Network Information Center
.MOBI Only for mobile products and services consumers and providers /
mTLD Top Level Domain Limited dba dotMobi
.MUSEUM Only for museums /
Museum Domain Management Association
.TEL Only for businesses and individuals publishing their contact data /
Telnic Ltd.
.TRAVEL Only for entities whose main activity is the travel industry /
Tralliance Registry Management Company, LLC.

.mobi represents “mobile” is meant for sites designed for viewing on mobile devices (phones & tablets).
.tel is short for telecommunications.
.org is short for “organization,” and is typically used by non-profit groups or associations or other organizations. However, as a company is a type of organization it is also used for companies where the .com is not available.
.edu is short for education.


Country domain extensions are those used for a specific country or dependent territory. All are two letters in length,.

Domain Conntry / Extension Sponsor


.AC Ascension Island / Network Information Center (AC Domain Registry)
c/o Cable and Wireless (Ascension Island)
.AD Andorra / STA Servei de Telecomunicacions d’Andorra
.AE United Arab Emirates / Telecommunication Regulatory Authority (TRA)
.AF Afghanistan / Ministry of Communications and IT
.AG Antigua and Barbuda / UHSA School of Medicine
.AI Anguilla / Government of Anguilla
.AL Albania / Electronic and Postal Communications Authority – AKEP
.AM Armenia / Internet Society
.AN Netherlands Antilles / University of The Netherlands Antilles
.AO Angola / Faculdade de Engenharia da Universidade Agostinho Neto
.AQ Antarctica / Mott and Associates
.AR Argentina / MRECIC (Ministerio de Relaciones Exteriores, Comercio Internacional y Culto)
.AS American Samoa / AS Domain Registry
.AT Austria / NIC.AT Internet Verwaltungs und Betriebsgesellschaft m.b.H
.AU Australia / .au Domain Administration (auDA)
.AW Aruba / SETAR
.AX Aland Islands / Ålands landskapsregering
.AZ Azerbaijan / IntraNS


.BA Bosnia and Herzegovina / Universtiy Telinformatic Centre (UTIC)
.BB Barbados / Government of Barbados, Ministry of Economic Affairs and Development, Telecommunications Unit
.BD Bangladesh / Ministry of Post & Telecommunications, Bangladesh Secretariate
.BE Belgium / DNS BE vzw/asbl
.BF Burkina Faso / DELGI Delegational Generale Informatique
.BG Bulgaria / Register.BG
.BH Bahrain / BATELCO
.BI Burundi / Centre National de l’Informatique
.BJ Benin / Offices des Postes et Telecommunications
.BL Saint Barthelemy
.BM Bermuda / Ministry of Labour and Immigration
.BN Brunei Darussalam / Jabatan Telekom Brunei
.BO Bolivia / Agencia para el Desarrollo de la Información de la Sociedad en Bolivia
.BR Brazil / Comite Gestor da Internet no Brasil
.BS Bahamas / The College of the Bahamas
.BT Bhutan / Ministry of Information and Communications
.BV Bouvet Island / UNINETT Norid A/S
.BW Botswana / University of Botswana
.BY Belarus / The State Centre of Security Information of Belarus Republic
.BZ Belize / University College of Belize


.CA Canada / Canadian Internet Registration Authority (CIRA), Autorite Canadienne pour les Enregistrements Internet (ACEI)
.CC Cocos (Keeling) Islands / eNIC Cocos (Keeling) Islands Ltd., Pty, d/b/a Island Internet Services
.CD Congo, The Democratic Republic of the NIC Congo / Interpoint SARL
.CF Central African Republic / Societe Centrafricaine de Telecommunications (SOCATEL)
.CG Congo / ONPT Congo and Interpoint Switzerland
.CH Switzerland / SWITCH The Swiss Education & Research Network
.CI Cote d’Ivoire / INP-HB Institut National Polytechnique Felix Houphouet Boigny
.CK Cook Islands / Telecom Cook Islands Ltd.
.CL Chile / NIC Chile (University of Chile)
.CM Cameroon / Cameroon Telecommunications (CAMTEL)
.CN China/ Chinese Academy of Sciences, The Computer Network Center
.CO Colombia / Universidad de Los Andes, NIC Colombia
.CR Costa Rica / National Academy of Sciences, Academia Nacional de Ciencias
.CU Cuba / CENIAInternet, Industria y San Jose, Capitolio Nacional
.CV Cape Verde / Instituto Superior de Engenharia e Ciencias do Mar
.CX Christmas Island / Christmas Island Internet Administration Limited
.CY Cyprus / University of Cyprus
.CZ Czech Republic / CZ.NIC, z.s.p.o


.DE Germany / DENIC eG
.DJ Djibouti / Societe des Telecommunications Internationales de Djibouti (STID)
.DK Denmark / Dansk Internet Forum
.DM Dominica / DotDM Corporation
.DO Dominican Republic / Pontificia Universidad Catolica Madre y Maestra, Recinto Santo Tomas de Aquino
.DZ Algeria / CERIST


.EC Ecuador / NIC.EC (NICEC) S.A.
.EE Estonia / National Institute of Chemical Physics and Biophysics
.EG Egypt / Egyptian Universities Network (EUN), Supreme Council of Universities
.EH Western Sahara / Not assigned
.ER Eritrea / Eritrea Telcommunication Services Corporation (EriTel)
.ES Spain /
.ET Ethiopia / Ethiopian Telecommunications Corporation
.EU European Union / EURid vzw/asbl


.FI Finland / Finnish Communications Regulatory Authority
.FJ Fiji / The University of the South Pacific, IT Services
.FK Falkland Islands (Malvinas) / Falkland Islands Government
.FM Micronesia, Federated States of / FSM Telecommunications Corporation
.FO Faroe Islands / FO Council
.FR France / AFNIC (NIC France) – Immeuble International


.GA Gabon / Gabon Telecom
.GB United Kingdom / Reserved Domain – IANA
.GD Grenada / The National Telecommunications Regulatory Commission (NTRC)
.GE Georgia / SANET Ltd.
.GF French Guiana / Net Plus
.GG Guernsey / Island Networks Ltd.
.GH Ghana / Network Computer Systems Limited
.GI Gibraltar / Sapphire Networks
.GL Greenland / TELE Greenland A/S
.GM Gambia / GM-NIC
.GN Guinea / Centre National des Sciences Halieutiques de Boussoura
.GP Guadeloupe / Networking Technologies Group
.GQ Equatorial Guinea / GETESA
.GS South Georgia and the South Sandwich Islands / Government of South Georgia and South Sandwich Islands (GSGSSI)
.GT Guatemala / Universidad del Valle de Guatemala
.GU Guam / University of Guam, Computer Center
.GW Guinea-Bissau / Fundação IT & MEDIA Universidade de Bissao
.GY Guyana / University of Guyana


.HK Hong Kong / Hong Kong Internet Registration Corporation Ltd.
.HM Heard Island and McDonald Islands / HM Domain Registry
.HN Honduras / Red de Desarrollo Sostenible Honduras
.HR Croatia / CARNet – Croatian Academic and Research Network
.HT Haiti / Consortium FDS/RDDH
.HU Hungary / Council of Hungarian Internet Providers (CHIP)


.ID Indonesia / IDNIC-PPAU Mikroelektronika
.IE Ireland / University College Dublin, Computing Services, Computer Centre
.IL Israel / Internet Society of Israel
.IM Isle of Man / Isle of Man Government
.IN India / National Centre for Software Technology
.IO British Indian Ocean Territory / IO Top Level Domain Registry, Cable and Wireless
.IQ Iraq / National Communications and Media, Commission of Iraq
.IR Iran, Islamic Republic of / Institute for Studies in Theoretical Physics & Mathematics (IPM)
.IS Iceland / ISNIC – Internet Iceland ltd.
.IT Italy / IIT – CNR


.JE Jersey / Island Networks (Jersey) Ltd.
.JM Jamaica / University of West Indies
.JO Jordan / National Information Technology Centre
.JP Japan / Japan Registry Services Co., Ltd.


.KE Kenya / Kenya Network Information Center (KeNIC)
.KG Kyrgyzstan / AsiaInfo Telecommunication Enterprise
.KH Cambodia / Ministry of Post and Telecommunications
.KI Kiribati / Ministry of Communications, Transport, and Tourism Development
.KM Comoros / Comores Telecom
.KN Saint Kitts and Nevis / Ministry of Finance, Sustainable Development Information & Technology
.KP Korea, Democratic People’s Republic of / Korea Computer Center
.KR Korea, Republic of / National Internet Development Agency of Korea (NIDA)
.KW Kuwait / Ministry of Communications
.KY Cayman Islands / The Information and Communications Technology Authority
.KZ Kazakhstan / Association of IT Companies of Kazakhstan


.LA Lao People’s Democratic Republic / Lao National Internet Committee (LANIC), Science Technology and Environment Agency
.LB Lebanon / American University of Beirut, Computing and Networking Services
.LC Saint Lucia / University of Puerto Rico
.LI Liechtenstein / Hochschule Liechtenstein
.LK Sri Lanka / Council for Information Technology, LK Domain Registrar
.LR Liberia / Data Technology Solutions, Inc.
.LS Lesotho / National University of Lesotho
.LT Lithuania / Kaunas University of Technology
Information Technology Development Institute
.LU Luxembourg / RESTENA
.LV Latvia / University of Latvia, Institute of Mathematics and Computer Science, Department of Network Solutions (DNS)
.LY Libyan Arab Jamahiriya / General Post and Telecommunication Company


.MA Morocco / Agence Nationale de Réglementation des Télécommunications (ANRT)
.MC Monaco / Gouvernement de Monaco, Direction des Telecommunications
.MD Moldova / MoldData S.E.
.ME Montenegro / Government of Montenegro
.MF Saint Martin / Not assigned
.MG Madagascar / NIC-MG (Network Information Center Madagascar)
.MH Marshall Islands / Cabinet Office
.MK Macedonia, The Former Yugoslav Republic of / Ministry of Foreign Relations
.MM Myanmar / Ministry of Communications, Posts & Telegraphs
.MN Mongolia / Datacom Co., Ltd.
.MO Macao / University of Macau
.MP Northern Mariana Islands / Saipan Datacom, Inc.
.MQ Martinique / SYSTEL
.MR Mauritania / University of Nouakchott
.MS Montserrat / MNI Networks Ltd.
.MT Malta / NIC (Malta)
.MU Mauritius / Internet Direct Ltd
.MV Maldives / Dhiraagu Pvt. Ltd. (DHIVEHINET)
.MW Malawi / Malawi Sustainable Development Network Programme
(Malawi SDNP)
.MX Mexico / NIC-Mexico, ITESM – Campus Monterrey
.MY Malaysia, MYNIC Berhad
.MZ Mozambique / Centro de Informatica de Universidade Eduardo Mondlane


.NA Namibia / Namibian Network Information Center
.NC New Caledonia / Office des Postes et Telecommunications
.NF Norfolk Island / Norfolk Island Data Services
.NG Nigeria / Nigerian Government c/o National Information Technology
Development Agency (NITDA)
.NI Nicaragua / Universidad Nacional del Ingernieria
Centro de Computo
.NL Netherlands / Stichting Internet Domeinregistratie Nederland
.NO Norway / UNINETT Norid A/S
.NP Nepal / Mercantile Communications Pvt. Ltd.
.NU Niue / Internet Users Society – Niue
.NZ New Zealand / InternetNZ


.OM Oman / Oman Telecommunications Company


.PA Panama / Universidad Tecnologica de Panama, Panamanian Academic National Network
.PE Peru / Red Cientifica Peruana
.PF French Polynesia / Ministère des Postes et Télécommunications et des sports, chargé, des nouvelles technologies de l’information
.PG Papua New Guinea / PNG DNS Administration, Vice Chancellors Office, The Papua New Guinea University of Technology
.PH Philippines / PH Domain Foundation
.PK Pakistan / PKNIC
.PL Poland / Research and Academic Computer Network
.PM Saint Pierre and Miquelon / AFNIC (NIC France) – Immeuble International
.PN Pitcairn / Pitcairn Island Administration
.PR Puerto Rico / Gauss Research Laboratory Inc.
.PS Palestinian Territory, Occupied / Ministry Of Telecommunications &
Information Technology, Government Computer Center.
.PT Portugal / Fundacao para a Computacao Cientifica Nacional
.PW Palau / Micronesia Investment and Development Corporation
.PY Paraguay / NIC-PY


.QA Qatar / Qatar Telecom (Q-Tel) Q.S.C.


.RE Reunion / AFNIC (NIC France) – Immeuble International
.RO Romania / National Institute for R&D in Informatics
.RS Serbia / Serbian National Register of, Internet Domain Names
.RU Russian Federation / Coordination Center for TLD RU
.RW Rwanda / NIC Congo – Interpoint SARL


.SA Saudi Arabia / Communications and Information Technology Commission
.SB Solomon Islands / Solomon Telekom Company Limited
.SC Seychelles / VCS Pty Ltd
.SD Sudan / Sudan Internet Society
.SE Sweden / The Internet Infrastructure Foundation
.SG Singapore / Singapore Network Information Centre (SGNIC) Pte Ltd
.SH Saint Helena / Government of St. Helena
.SI Slovenia / Academic and Research Network of Slovenia (ARNES)
.SJ Svalbard and Jan Mayen / UNINETT Norid A/S
.SK Slovakia / SK-NIC, a.s.
.SL Sierra Leone / Sierratel
.SM San Marino / Telecom Italia San Marino S.p.A.
.SN Senegal / Universite Cheikh Anta Diop, NIC Senegal
.SO Somalia / World Class Domains, c/o Monolith Innovation Group
.SR Suriname / Telesur
.ST Sao Tome and Principe / Tecnisys
.SU Soviet Union (being phased out) / Russian Institute for Development of Public Networks, (ROSNIIROS)
.SV El Salvador / SVNet, Col. Medica, Dr. Emilio Alvarez
.SY Syrian Arab Republic / Syrian Telecommunications Establishment (STE)
.SZ Swaziland / University of Swaziland, Department of Computer Science


.TC Turks and Caicos Islands / Melrex TC
.TD Chad / Société des télécommunications du Tchad (SOTEL TCHAD)
.TF French Southern Territories / AFNIC (NIC France) – Immeuble International
.TH Thailand / Thai Network Information Center Foundation
.TJ Tajikistan / Information Technology Center
.TK Tokelau / Telecommunication Tokelau Corporation (Teletok)
.TL Timor-Leste / Ministry of Infrastructure, Information and Technology Division
.TM Turkmenistan / TM Domain Registry Ltd
.TN Tunisia / Agence Tunisienne d’Internet
.TO Tonga / Government of the Kingdom of Tonga, H.R.H. Crown Prince Tupouto’a, c/o Consulate of Tonga
.TP Portuguese Timor (being phased out)
.TR Turkey / Middle East Technical University, Department of Computer Engineering
.TT Trinidad and Tobago / University of the West Indies, Faculty of Engineering
.TV Tuvalu / Ministry of Finance and Tourism
.TW Taiwan / Taiwan Network Information Center (TWNIC)
.TZ Tanzania, United Republic of / University of Dar Es Salaam


.UA Ukraine / Communication Systems Ltd
.UG Uganda / Uganda Online Ltd.
.UK United Kingdom / Nominet UK
.UM United States Minor Outlying Islands / Not assigned
.US United States / NeuStar, Inc., Loudon Tech Center
.UY Uruguay / SeCIU – Universidad de la Republica
.UZ Uzbekistan / Computerization and Information Technologies Developing Center, UZINFOCOM


.VA Holy See (Vatican City State) / Holy See Secretariat of State, Internet Office of the Holy See
.VC Saint Vincent and the Grenadines / Ministry of Telecommunications, Science, Technology and Industry
.VE Venezuela / Centro Nacional de Tecnologias de Informacion
.VG Virgin Islands, British / Pinebrook Developments Ltd
.VI Virgin Islands, U.S. / Virgin Islands Public Telecommunications System, c/o COBEX Internet Services
.VN Viet Nam / Ministry of Post and Telematics
.VU Vanuatu / Telecom Vanuatu Limited


.WF Wallis and Futuna / AFNIC (NIC France) – Immeuble International
.WS Samoa / Government of Samoa, Ministry of Foreign Affairs


.YE Yemen / TeleYemen
.YT Mayotte / AFNIC (NIC France) – Immeuble International
.YU Yugoslavia (being phased out) / Serbian National Register of Internet Domain Names (temporary caretaker)


.ZA South Africa / ZA Domain Name Authority
.ZM Zambia / ZAMNET Communication Systems Ltd.
.ZW Zimbabwe / Postal and Telecommunications Regulatory Authority of Zimbabwe (POTRAZ)

.us is for American based websites. It is newer than the .com .net and .info extensions.
.au is for sites in Australia.
.cc was originally the extension for the country Coco’s Keeling Islands. It is unrestricted and may be registered by anyone, from any country.
.bz was originally designated the country of Belize. It is now commonly used by business whose desired name in the .biz has already been registered. .bz is now able to be registered by anyone in any country.
.tv is for the country of Tuvalu, a Pacific island nation. .tv has become used for media and entertainment sites probably because TV is short for Television. is the country code for the United Kingdom. The .co part indicates that it is for commercial or business (like .com). is for organisations (including non-profit or associations) in the United Kingdom. This extension may be registered by anyone from anywhere.
.me is for the country of Montenegro. However, many individuals are registering it for their personal website with the domain name as their own name. is for a personal website in the United Kingdom. The .me portion of the extension indicates the domain name is for an individual and .uk for the United Kingdom.
.eu is for the European Union. Registration of a name with the .eu extension requires the registrants to meet one of the three requirements: either

  1. have a registered office, central administration or principal place of business within the European Community;
  2. have an organization established within the European Community without prejudice to the application of national law; or
  3. be a natural person resident within the European Community.

If you don’t meet those requirements and still want a .ed extension, you can use Network Solutions. EU Registration Service. Network Solutions Europe, LLC is the registrar for all .eu domain names.

.be is for Belgium. .be may be registered by anyone, anywhere.
.cn is for China. A .cn name can be registered by businesses, organizations and sole proprietorships from any country. is for the commercial websites in China. The .com part indicates commercial purposes.
.tw is for Taiwan and may be registered by businesses, organizations and sole proprietorships from any anywhere. is for commercial websites in Taiwan. can be registered by businesses, organizations and sole proprietorships from anywhere.
.at is the country code for Austria.
.mx is for websites in Mexico. is for commercial websites in Mexico.

New and Proposed Domain extensions

Below is a list of new and proposed top level domains. Note: some of these domains are already available now to be registered.


Are you looking for a domain to start a new blog or website? Find more information here about creating a website.