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  2. List of Internet top-level domains - Wikipedia

    en.wikipedia.org/wiki/List_of_Internet_top-level...

    This list of Internet top-level domains (TLD) contains top-level domains, which are those domains in the DNS root zone of the Domain Name System of the Internet.A list of the top-level domains by the Internet Assigned Numbers Authority (IANA) is maintained at the Root Zone Database. [1]

  3. Top-level domain - Wikipedia

    en.wikipedia.org/wiki/Top-level_domain

    IDN ccTLDs are an application of the internationalized domain name (IDN) system to top-level Internet domains assigned to countries, or independent geographic regions. ICANN started to accept applications for IDN ccTLDs in November 2009, [6] and installed the first set into the Domain Names System in May 2010. The first set was a group of ...

  4. Domain name - Wikipedia

    en.wikipedia.org/wiki/Domain_name

    The first-level set of domain names are the top-level domains (TLDs), including the generic top-level domains (gTLDs), such as the prominent domains com, info, net, edu, and org, and the country code top-level domains (ccTLDs). Below these top-level domains in the DNS hierarchy are the second-level and third-level domain names that are ...

  5. Country code top-level domain - Wikipedia

    en.wikipedia.org/wiki/Country_code_top-level_domain

    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 native language script or a non-alphabetic writing system, such as Latin script (.us, .uk and .br), Indic script (. भारत) and Korean script (.

  6. Fully qualified domain name - Wikipedia

    en.wikipedia.org/wiki/Fully_qualified_domain_name

    A fully qualified domain name (FQDN), sometimes also called an absolute domain name, [1] is a domain name that specifies its exact location in the tree hierarchy of the Domain Name System (DNS). It specifies all domain levels, including the top-level domain and the root zone. [2] A fully qualified domain name is distinguished by its lack of ...

  7. Generic top-level domain - Wikipedia

    en.wikipedia.org/wiki/Generic_top-level_domain

    Generic top-level domains (gTLDs) are one of the categories of top-level domains (TLDs) maintained by the Internet Assigned Numbers Authority (IANA) for use in the Domain Name System of the Internet. A top-level domain is the last level of every fully qualified domain name. They are called generic for historical reasons; initially, they were ...

  8. Countries that have cashed in on their top-level domain names

    www.aol.com/countries-cashed-top-level-domain...

    Internet registrar GoDaddy says more than 2 million .co web domains have been claimed, including addresses claimed by Big Tech names like Amazon which uses it to redirect online shoppers to its ...

  9. Domain Name System - Wikipedia

    en.wikipedia.org/wiki/Domain_Name_System

    A reverse DNS lookup is a query of the DNS for domain names when the IP address is known. Multiple domain names may be associated with an IP address. The DNS stores IP addresses in the form of domain names as specially formatted names in pointer (PTR) records within the infrastructure top-level domain arpa. For IPv4, the domain is in-addr.arpa.