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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. Public Suffix List - Wikipedia

    en.wikipedia.org/wiki/Public_Suffix_List

    The Public Suffix List (PSL) is a community-maintained list of rules that describe the internet domain name suffixes under which independent organisations can register their own sites. Entries on the list are referred to as effective top-level domains ( eTLDs ), [ 1 ] and contain commonly used suffixes like com , net and co.uk , as well as ...

  4. 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 (.

  5. Domain name - Wikipedia

    en.wikipedia.org/wiki/Domain_name

    An annotated example of a domain name. In the Internet, a domain name is a string that identifies a realm of administrative autonomy, authority or control. Domain names are often used to identify services provided through the Internet, such as websites, email services and more. Domain names are used in various networking contexts and for ...

  6. Top-level domain - Wikipedia

    en.wikipedia.org/wiki/Top-level_domain

    The top-level domain names are installed in the root zone of the name space. For all domains in lower levels, it is the last part of the domain name, that is, the last non-empty label of a fully qualified domain name. For example, in the domain name www.example.com, the top-level domain is .com.

  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. List of organizations with .int domain names - Wikipedia

    en.wikipedia.org/wiki/List_of_organizations_with...

    This is a list of organizations with .int domain names, in alphabetical order of the second-level domain name. As of 7 November 2022 [update] , the .int domain file [ 1 ] contains 168 second-level domain designations, but this list has not been updated since 2012.

  9. Second-level domain - Wikipedia

    en.wikipedia.org/wiki/Second-level_domain

    In the Domain Name System (DNS) hierarchy, a second-level domain (SLD or 2LD) is a domain that is directly below a top-level domain (TLD). For example, in example.com, example is the second-level domain of the .com TLD. Second-level domains commonly refer to the organization that registered the domain name with a domain name registrar.