| | K | | |
| .ke | Kenya | Kenya Network Information Center (KeNIC) | whois.kenic.or.ke |
| .kg | Kyrgyzstan | AsiaInfo Telecommunication Enterprise | - |
| .kh | Cambodia | Ministry of Post and Telecommunications | - |
| .ki | Kiribati | Ministry of Information, Communications, and Transport | - |
| .km | Comoros | Comores Telecom | - |
| .kn | Saint Kitts and Nevis | University of Puerto Rico | - |
| .kp | Korea, Democratic People's Republic | Not assigned | - |
| .kr | Korea, Republic of | National Internet Development Agency of Korea (NIDA) | whois.nic.or.kr |
| .kw | Kuwait | Ministry of Communications | - |
| .ky | Cayman Islands | The Information and CommunicationsTechnology Authority | - |
| .kz | Kazakhstan | Association of IT Companies of Kazakhstan | whois.nic.kz |
| | L | | |
| .la | Lao People's Democratic Republic | Lao National Internet Committee (LANIC)Science Technology and Environment Agency | whois2.afilias-grs.net |
| .lb | Lebanon | American University of BeirutComputing and Networking Services | - |
| .lc | Saint Lucia | University of Puerto Rico | - |
| .li | Liechtenstein | Hochschule Liechtenstein | whois.nic.li |
| .lk | Sri Lanka | Council for Information TechnologyLK Domain Registrar | - |
| .lr | Liberia | Data Technology Solutions, Inc. | - |
| .ls | Lesotho | National University of Lesotho | - |
| .lt | Lithuania | Kaunas University of TechnologyInformation Technology Development Institute | whois.domreg.lt |
| .lu | Luxembourg | RESTENA | whois.dns.lu |
| .lv | Latvia | University of LatviaInstitute of Mathematics and Computer ScienceDepartment of Network Solutions (DNS) | whois.nic.lv |
| .ly | Libyan Arab Jamahiriya | General Post and Telecomunication Company | - |
| | M | | |
| .ma | Morocco | Ecole Mohammadia d'Ingenieurs (EMI) | - |
| .mc | Monaco | Gouvernement de MonacoDirection des Telecommunications | - |
| .md | Moldova, Republic of | MoldData S.E. | - |
| .mg | Madagascar | NIC-MG (Network Information Center Madagascar) | whois.nic.mg |
| .mh | Marshall Islands | Cabinet Office | - |
| .mk | Macedonia, The Former Yugoslav Republic of | Ministry of Foreign Relations | - |
| .ml | Mali | SOTELMA | - |
| .mm | Myanmar | Ministry of Communications, Posts & Telegraphs | - |
| .mn | Mongolia | Datacom Co., Ltd. | whois.nic.mn |
| .mo | Macau | University of Macau | - |
| .mp | Northern Mariana Islands | Saipan Datacom, Inc. | - |
| .mq | Martinique | SYSTEL | - |
| .mr | Mauritania | University of Nouakchott | - |
| .ms | Montserrat | Lubimal (MS) Ltd. | whois.adamsnames.tc |
| .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-MexicoITESM - Campus Monterrey | whois.nic.mx |
| .my | Malaysia | MIMOS Berhad | whois.mynic.net.my |
| .mz | Mozambique | Centro de Informatica de Universidade Eduardo Mondlane | - |
| | N | | |
| .na | Namibia | Namibian Network Information Center | whois.na-nic.com.na |
| .nc | New Caledonia | Office des Postes et Telecommunications | - |
| .ne | Niger | SONITEL | - |
| .nf | Norfolk Island | Norfolk Island Data Services | - |
| .ng | Nigeria | Nigerian Government c/o National Information TechnologyDevelopment Agency (NITDA) | - |
| .ni | Nicaragua | Universidad Nacional del IngernieriaCentro de Computo | - |
| .nl | Netherlands | Stichting Internet Domeinregistratie Nederland | whois.domain-registry.nl |
| .no | Norway | UNINETT Norid A/S | whois.norid.no |
| .np | Nepal | Mercantile Communications Pvt. Ltd. | - |
| .nr | Nauru | CENPAC NET | - |
| .nu | Niue | Internet Users Society - Niue | whois.nic.nu |
| .nz | New Zealand | InternetNZ | whois.srs.net.nz |
| | O | | |
| .om | Oman | Oman Telecommunications Company | - |
| | P | | |
| .pa | Panama | Universidad Tecnologica de PanamaPanamanian Academic National Network (PANNET) | - |
| .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 AdministrationVice Chancellors OfficeThe Papua New Guinea University of Technology | - |
| .ph | Philippines | PH Domain Foundation | - |
| .pk | Pakistan | PKNIC | - |
| .pl | Poland | Research and Academic Computer Network | whois.dns.pl |
| .pm | Saint Pierre and Miquelon | AFNIC (NIC France) - Immeuble International | whois.nic.pm |
| .pn | Pitcairn Island | Pitcairn Island Administration | - |
| .pr | Puerto Rico | University of Puerto RicoGauss Laboratory | whois.uprr.pr |
| .ps | Palestinian Territories | 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 | - |
| | Q | | |
| .qa | Qatar | Qatar Telecom (Q-Tel) Q.S.C. | - |
| | R | | |
| .re | Reunion Island | AFNIC (NIC France) - Immeuble International | whois.nic.re |
| .ro | Romania | National Institute for R&D in Informatics | whois.rotld.ro |
| .ru | Russian Federation | Coordination Center for TLD RU | whois.ripn.net |
| .rw | Rwanda | NIC Congo - Interpoint SARL | - |
| | S | | |
| .sa | Saudi Arabia | King Abdulaziz City for Science and Technology | - |
| .sb | Solomon Islands | Solomon Telekom Co Ltd. | - |
| .sc | Seychelles | VCS (Pty) Limited | whois2.afilias-grs.net |
| .sd | Sudan | Sudan Internet Society | - |
| .se | Sweden | II-Stiftelsen | whois.iis.se |
| .sg | Singapore | Singapore Network Information Centre (SGNIC) Pte Ltd | whois.nic.net.sg |
| .sh | Saint Helena | Government of St. Helena | whois.nic.sh |
| .si | Slovenia | Academic and Research Network of Slovenia (ARNES) | - |
| .sj | Svalbard and Jan Mayen Islands | UNINETT Norid A/S | - |
| .sk | Slovak Republic | SK-NICEuroWeb Slovakia a.s. | - |
| .sl | Sierra Leone | Sierratel | - |
| .sm | San Marino | Intelcom San Marino S.p.A. | - |
| .sn | Senegal | Universite Cheikh Anta DiopNIC Senegal | - |
| .so | Somalia | World Class Domainsc/o Monolith Innovation Group | - |
| .sr | Suriname | Telesur | - |
| .st | Sao Tome and Principe | Tecnisys | whois.nic.st |
| .sv | El Salvador | SVNetCol. MedicaDr. Emilio Alvarez | - |
| .sy | Syrian Arab Republic | Syrian Telecommunications Establishment (STE) | - |
| .sz | Swaziland | University of SwazilandDepartment of Computer Science | - |
| | T | | |
| .tc | Turks and Caicos Islands | Melrex TC | whois.adamsnames.tc |
| .td | Chad | Société des télécommunications du Tchad (SOTEL TCHAD) | - |
| .tf | French Southern Territories | AFNIC (NIC France) - Immeuble International | whois.nic.tf |
| .tg | Togo | CAFE INFORMATIQUE ET TELECOMMUNICATION | - |
| .th | Thailand | Asian Institute of Technology | - |
| .tj | Tajikistan | Information Technology Center | - |
| .tk | Tokelau | Telecommunication Tokelau Corporation (Teletok) | whois.dot.tk |
| .tl | Timor-Leste | Timor-Leste NICDepartment of Information Technology (DoIT)Ministry of Transport, Communications and Public Works | whois.nic.tl |
| .tm | Turkmenistan | TM Domain Registryc/o NetNames Ltd. | whois.nic.tm |
| .tn | Tunisia | Agence Tunisienne d'Internet | - |
| .to | Tonga | Government of the Kingdom of Tonga | - |
| .tp | East Timor | Laleia | - |
| .tr | Turkey | Middle East Technical UniversityDepartment of Computer Engineering | whois.nic.tr |
| .tt | Trinidad and Tobago | University of the West IndiesFaculty of Engineering | - |
| .tv | Tuvalu | Ministry of Finance and Tourism | - |
| .tw | Taiwan | Taiwan Network Information Center (TWNIC) | whois.twnic.net.tw |
| .tz | Tanzania | University of Dar Es Salaam | - |
| | U | | |
| .ua | Ukraine | Communication Systems Ltd | whois.net.ua |
| .ug | Uganda | Uganda Online Ltd. | whois.co.ug |
| .uk | United Kingdom | Nominet UK | whois.nic.uk |
| .um | United States Minor Outlying Islands | United States Minor Outlying Islands Registry | - |
| .us | United States | NeuStar, Inc.Loudon Tech Center | whois.nic.us |
| .uy | Uruguay | SeCIU - Universidad de la Republica | - |
| .uz | Uzbekistan | Computerization and Information Technology Development Center"Uzinfocom" | whois.cctld.uz |
| | V | | |
| .va | Holy See (Vatican City State) | Holy See Secretariat of StateInternet Office of the Holy See | - |
| .vc | Saint Vincent and the Grenadines | Ministry of Telecommunications, Science, Technology and Industry | whois2.afilias-grs.net |
| .ve | Venezuela | Centro Nacional de Tecnologias de Informacion | whois.nic.ve |
| .vg | Virgin Islands, British | Pinebrook Developments Ltd | whois.adamsnames.tc |
| .vi | Virgin Islands, U.S. | Virgin Islands Public Telcommunications Systemc/o COBEX Internet Services | - |
| .vn | Vietnam | Ministry of Post and Telematics | - |
| .vu | Vanuatu | Telecom Vanuatu Limited | - |
| | W | | |
| .wf | Wallis and Futuna Islands | AFNIC (NIC France) - Immeuble International | whois.nic.wf |
| .ws | Samoa | Government of SamoaMinistry of Foreign Affairs | - |
| | Y | | |
| .ye | Yemen | TeleYemen | - |
| .yt | Mayotte | AFNIC (NIC France) - Immeuble International | whois.nic.yt |
| .yu | Yugoslavia | YUNET Association - Telecommunications Society | - |
| | Z | | |
| .za | South Africa | ZA Domain Name Authority | - |
| .zm | Zambia | ZAMNET Communication Systems Ltd. | - |
| .zw | Zimbabwe | Telecommunications Regulatory Authority (ERT) | - |