Copilot
Your everyday AI companion
About 4,000,000 results

  2. What is DNS (Domain Name System)?

    tech4fresher.com
    • Domain Name Servers or DNS are very similar to a phone book that contains all the public domains and their corresponding IP Addresses . DNS is an internet service that translates the domain name into IP addresses. Whenever you request for google.com or any other website, your request first goes to DNS servers. Then, the DNS server translates the...
    See More..
    Feedback
  3. See more
    See more
    See all on Wikipedia
    See more
    Wikipedia
    https://en.wikipedia.org/wiki/Domain_Name_System

    Domain Name System - Wikipedia

    The Domain Name System (DNS) is a hierarchical and distributed name service that provides a naming system for computers, services, and other resources in the Internet or other Internet Protocol (IP) networks. It associates various information with domain names (identification strings) assigned … See more

    Function

    An often-used analogy to explain the DNS is that it serves as the phone book for the Internet by translating human-friendly computer hostnames into IP addresses. For example, the hostname www.example.com … See more

    Structure

    Domain name space
    The domain name space consists of a tree data structure. Each node or leaf in the tree has a label and zero or more resource records (RR), which hold information associated with the domain name. The domain name itself … See more

    DNS message format

    The DNS protocol uses two types of DNS messages, queries and responses; both have the same format. Each message consists of a … See more

    Protocol extensions

    The original DNS protocol had limited provisions for extension with new features. In 1999, Paul Vixie published in RFC 2671 (superseded by RFC 6891) an extension mechanism, called See more

    Operation image
    History

    Using a simpler, more memorable name in place of a host's numerical address dates back to the ARPANET era. The Stanford Research Institute (now See more

    Operation

    Address resolution mechanism
    Domain name resolvers determine the domain name servers responsible for the domain name in … See more

    Resource records

    The Domain Name System specifies a database of information elements for network resources. The types of information elements are categorized and organized with a list of DNS record types, the resource records (RRs). Each record has a type (name … See more

    Wikipedia text under CC-BY-SA license
    Feedback
  4. Cloudflare
    https://www.cloudflare.com/learning/dns

    What is DNS? | How DNS works | Cloudflare

    WebDNS is the phonebook of the Internet that translates domain names to IP addresses. Learn how DNS works, the components involved, and the difference between authoritative and recursive DNS servers.

  5. ICANN
    https://www.icann.org/resources/pages/dns-2022-09-13-en

    The Domain Name System - ICANN

  8. Some results have been removed