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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.
- .uk - Wikipedia
.uk is the Internet country code top-level domain (ccTLD)...
- Domain Name System Security Extensions - Wikipedia
The Domain Name System Security Extensions (DNSSEC) are a...
- Internationalized country code top-level domain - Wikipedia
An internationalized country code top-level domain is a...
- Country code top-level domain - Simple English Wikipedia, the ...
A country code top-level domain ( ccTLD) is an Internet...
- .uk - Wikipedia
- History
- Types
- Internationalized Country Code TLDs
- Infrastructure Domain
- Reserved Domains
- Historical Domains
- Proposed Domains
- Dotless Domains
- Pseudo-Domains
- See Also
Originally, the top-level domain space was organized into three main groups: Countries, Categories, and Multiorganizations. An additional temporary group consisted of only the initial DNS domain, .arpa,and was intended for transitional purposes toward the stabilization of the domain name system.
As of 2015,[update]IANA distinguishes the following groups of top-level domains: 1. Infrastructure top-level domain (ARPA): This group consists of one domain, the Address and Routing Parameter Area. It is managed by IANA on behalf of the Internet Engineering Task Force for various purposes specified in the Request for Commentspublications. 2. Gener...
An internationalized country code top-level domain (IDN ccTLD) is a top-level domain with a specially encoded domain name that is displayed in an end user application, such as a web browser, in its language-native script or alphabet (such as the Arabic alphabet), or a non-alphabetic writing system (such as Chinese characters). IDN ccTLDs are an app...
The domain .arpa was the first Internet top-level domain. It was intended to be used only temporarily, aiding in the transition of traditional ARPANET host names to the domain name system. However, after it had been used for reverse DNS lookup, it was found impractical to retire it, and is used today exclusively for Internet infrastructure purposes...
A set of domain names is reserved by the Internet Engineering Task Force as special-use domain names per authority of Request for Comments (RFC) 6761. The practice originated in RFC 1597 for reserved address allocations in 1994, and reserved top-level domains in RFC 2606 of 1999. RFC 6761 reserves the following four top-level domain names to avoid ...
In the late 1980s, InterNIC created the .nato domain for use by NATO.[citation needed] NATO considered none of the then-existing TLDs as adequately reflecting their status as an international organization. Soon after this addition, however, InterNIC also created the .int TLD for the use by international organizations in general, and persuaded NATO ...
Around late 2000, ICANN discussed and finally introduced .aero, .biz, .coop, .info, .museum, .name, and .pro TLDs. Site owners argued that a similar TLD should be made available for adult and pornographic websites to settle the dispute of obscene content on the Internet, to address the responsibility of US service providers under the US Communicati...
Due to the structure of DNS, each node in the tree has its own collection of records, and since top-level domains are nodes in DNS, they have records of their own. For example, querying org itself (with a tool such as dig, host, or nslookup) returns information on its nameservers: Dotless domains are top-level domains that take advantage of that fa...
Several networks, such as BITNET, CSNET, and UUCP, existed that were in widespread use among computer professionals and academic users, but were not interoperable directly with the Internet and exchanged mail with the Internet via special email gateways. For relaying purposes on the gateways, messages associated with these networks were labeled wit...
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What is a ccTLD (country code top-level domain)?
A Country Code Top-Level Domain ( ccTLD) is a two-letter Internet top-level domains ( TLDs) specifically designated for a particular country, sovereign state or autonomous territory for use to service their community. ccTLDs are derived from ISO 3166-1 alpha-2 country codes. [1]
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.
A ccTLD is a domain extension representing a specific country or geographic region using country codes. ccTLDs allows you to target specific countries or regions and tailor your website to their preferences. Implementing a ccTLD involves considering language preferences and cultural nuances and adapting website content accordingly.
