Introduced | December 19, 1997 |
---|---|
TLD type | Country code top-level domain |
Status | Active |
Registry | Ascension Island Network Information Centre (run by Internet Computer Bureau) |
Sponsor | Sure |
Intended use | Entities connected with Ascension Island |
Actual use | Various uses, sometimes connected to education and academia; a few sites actually on Ascension Island |
Registration restrictions | 3rd level registrant must be resident on Ascension Island |
Structure | Registrations are taken directly at the second level or at third level beneath various 2nd-level labels |
Documents | Terms & Conditions; Rules |
Dispute policies | Dispute Resolution Policy |
DNSSEC | Yes |
Registry website | nic |
The .ac top-level domain is the Internet country code (ccTLD) for Saint Helena, Ascension and Tristan da Cunha, used primarily for Ascension Island (Saint Helena has its own ccTLD, .sh). It is administered by NIC.AC, a subsidiary of the Afilias-owned company Internet Computer Bureau.
Registration for the domain is open to anyone. The registry accepts registrations of internationalized domain names. [1]
A domain name registry is a database of all domain names and the associated registrant information in the top level domains of the Domain Name System (DNS) of the Internet that enables third party entities to request administrative control of a domain name. Most registries operate on the top-level and second-level of the DNS.
.am is the internet country code top-level domain (ccTLD) for Armenia. The Armenia Network Information Centre is managed by the Internet Society of Armenia and is headquartered in Yerevan.
A domain name registrar is a company, person, or office that manages the reservation of Internet domain names.
.uk is the Internet country code top-level domain (ccTLD) for the United Kingdom. It was first registered in July 1985, seven months after the original generic top-level domains such as .com and the first country code after .us.
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 two-letter top-level domains are ccTLDs.
.sk is the Internet country code top-level domain (ccTLD) for Slovakia. It is administered by SK-NIC a.s.
.ws is the Internet country code top-level domain (ccTLD) for Samoa. It is administered by SamoaNIC, for the Ministry of Foreign Affairs of the Government of Samoa.
.tp was the listed Internet country code top-level domain (ccTLD) for East Timor. The letters refer to Timor Português or Portuguese Timor, the name of the present independent nation when it was an overseas territory of Portugal. The domain .tp was officially launched in December 1997 by connect.ie, an internet service provider based in Dublin, Ireland, in cooperation with the East Timorese authorities in absentia, while East Timor was under Indonesian authority.
.il is the Internet country code top-level domain (ccTLD) of Israel, administered by the Israel Internet Association and managed by NIC - ISRAEL, which hosts the DNS root server and manages the Israeli Internet Exchange, that supports IPv4 and IPv6.
.vi is the Internet country code top-level domain (ccTLD) for the U.S. Virgin Islands.
.in is the Internet country code top-level domain (ccTLD) for India. It was made available in 1989, four years after original generic top-level domains such as .com, .net and the country code like .us. It is currently administered by the National Internet Exchange of India (NIXI).
The Internet country code top-level domain (ccTLD) .io is nominally assigned to the British Indian Ocean Territory. The domain is managed by Internet Computer Bureau Ltd, a domain name registry, with registrar services provided by Name.com.
.ir is the Internet country code top-level domain (ccTLD) for Iran. It is managed by the Institute for Research in Fundamental Sciences.
.so is the internet country code top-level domain (ccTLD) for Somalia. After a long absence, the .so domain was officially relaunched on November 1, 2010, by .SO Registry, which is regulated by the nation's Ministry of Posts and Telecommunications. It was launched through various accredited registrars around the world.
.lc is the Internet country code top-level domain (ccTLD) for Saint Lucia, sponsored by the University of Puerto Rico and created on September 3, 1991. The registry is operated by Afilias and markets towards companies structured as LCs, LLCs or PLCs due to the possibility of a domain hack, such as CompanyName.L.LC and supposedly better names.
.sh is the Internet country code top-level domain (ccTLD) for the British Overseas Territory of Saint Helena, Ascension and Tristan da Cunha, although it is primarily used in Saint Helena. Registrations of internationalized domain names are also accepted.
The domain name .рф is the Cyrillic country code top-level domain for the Russian Federation, in the Domain Name System of the Internet. In the Domain Name System it has the ASCII DNS name xn--p1ai. The domain accepts only Cyrillic subdomain applications, and is the first Cyrillic implementation of the Internationalizing Domain Names in Applications (IDNA) system. The domain became operational on 13 May 2010. As of 2014 it is the most used internationalized country code top-level domain, with around 900,000 domain names.
.ss is the designated country code top-level domain (ccTLD) for South Sudan in the Domain Name System of the Internet. It is derived from the ISO 3166-1 alpha-2 code for South Sudan, which is SS. According to CIO East Africa, the TLD was allocated on 10 August 2011 following the country's declaration of independence from Sudan. The TLD was registered on 31 August 2011, but not added to the DNS root zone and was thus not operational. It was approved at the ICANN Board meeting on 27 January 2019 and was added to the DNS root zone on 2 February 2019.
Country code top-level domains with commercial licenses are Internet country code top-level domain that have adopted a policy for worldwide commercial use.