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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. 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 (.

  4. Public Suffix List - Wikipedia

    en.wikipedia.org/wiki/Public_Suffix_List

    The Public Suffix List is intended to enumerate all domain suffixes controlled by registrars, as well as those controlled privately such as github.io. [8] An internet site consists of the online resources which can be controlled by the registrant of a domain name. That includes resources available via the domain and all its sub-domains.

  5. List of DNS record types - Wikipedia

    en.wikipedia.org/wiki/List_of_DNS_record_types

    Specifies a geographical location associated with a domain name MX: 15 RFC 1035 [1] and RFC 7505 Mail exchange record List of mail exchange servers that accept email for a domain NAPTR: 35 RFC 3403 Naming Authority Pointer Allows regular-expression-based rewriting of domain names which can then be used as URIs, further domain names to lookups, etc.

  6. URL - Wikipedia

    en.wikipedia.org/wiki/URL

    A uniform resource locator (URL), colloquially known as an address on the Web, [1] is a reference to a resource that specifies its location on a computer network and a mechanism for retrieving it. A URL is a specific type of Uniform Resource Identifier (URI), [2] [3] although many people use the two terms interchangeably.

  7. Percent-encoding - Wikipedia

    en.wikipedia.org/wiki/Percent-encoding

    URL encoding, officially known as percent-encoding, is a method to encode arbitrary data in a uniform resource identifier (URI) using only the US-ASCII characters legal within a URI. Although it is known as URL encoding , it is also used more generally within the main Uniform Resource Identifier (URI) set, which includes both Uniform Resource ...

  8. Fully qualified domain name - Wikipedia

    en.wikipedia.org/wiki/Fully_qualified_domain_name

    Dot-separated fully qualified domain names are the primarily used form for human-readable representations of a domain name. Dot-separated domain names are not used in the internal representation of labels in a DNS message [7] but are used to reference domains in some TXT records and can appear in resolver configurations, system hosts files, and URLs.

  9. C2 - Wikipedia

    en.wikipedia.org/wiki/C2

    C2 domain, a protein structural domain; C2 regulatory sequence for the insulin gene; Apolipoprotein C2, a human apolipoprotein; In human anatomy, C2 may refer to: Cervical vertebra 2, the axis, one of the cervical vertebrae of the vertebral column