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  2. Domain Name System - Wikipedia

    en.wikipedia.org/wiki/Domain_Name_System

    A DNS name server is a server that stores the DNS records for a domain; a DNS name server responds with answers to queries against its database. The most common types of records stored in the DNS database are for start of authority ( SOA ), IP addresses ( A and AAAA ), SMTP mail exchangers (MX), name servers (NS), pointers for reverse DNS ...

  3. Root name server - Wikipedia

    en.wikipedia.org/wiki/Root_name_server

    The contents of the root zone file is a list of names and numeric IP addresses of the root domain authoritative DNS servers for all top-level domains (TLDs) such as com, org, edu, and the country code top-level domains (it also includes that info for root domain, the dot). On 12 December 2004, 773 different authoritative servers for the TLDs ...

  4. Google Public DNS - Wikipedia

    en.wikipedia.org/wiki/Google_Public_DNS

    Google Public DNS is a Domain Name System (DNS) service offered to Internet users worldwide by Google. It functions as a recursive name server . Google Public DNS was announced on December 3, 2009, [ 1 ] in an effort described as "making the web faster and more secure."

  5. 1.1.1.1 - Wikipedia

    en.wikipedia.org/wiki/1.1.1.1

    The 1.1.1.1 DNS service operates recursive name servers for public use at the twelve IP addresses listed below. [11] These addresses are mapped to the nearest operational server by anycast routing. [12] The DNS service is also available for Tor clients. [13] Users can set up the service by manually changing their DNS resolvers to the IP ...

  6. Name server - Wikipedia

    en.wikipedia.org/wiki/Name_server

    A DNS name server is a server that stores the DNS records, such as address (A, AAAA) records, name server (NS) records, and mail exchanger (MX) records for a domain name (see also List of DNS record types) and responds with answers to queries against its database.

  7. DNS root zone - Wikipedia

    en.wikipedia.org/wiki/DNS_root_zone

    The root servers clusters have the official names a.root-servers.net to m.root-servers.net. [6] To resolve these names into addresses, a DNS resolver must first find an authoritative server for the net zone. To avoid this circular dependency, the address of at least one root server must be known for bootstrapping access to the DNS. For this ...