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  2. Comparison of DNS server software - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_DNS_server...

    Djbdns is a collection of DNS applications, including tinydns, which was the second most used free software DNS server in 2004. [1] It was designed by Daniel J. Bernstein, author of qmail, with an emphasis on security considerations. In March 2009, Bernstein paid $1000 to the first person finding a security hole in djbdns. [5]

  3. 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."

  4. Public recursive name server - Wikipedia

    en.wikipedia.org/wiki/Public_recursive_name_server

    A public recursive name server (also called public DNS resolver) is a name server service that networked computers may use to query the Domain Name System (DNS), the decentralized Internet naming system, in place of (or in addition to) name servers operated by the local Internet service provider (ISP) to which the devices are connected. Reasons ...

  5. 1.1.1.1 - Wikipedia

    en.wikipedia.org/wiki/1.1.1.1

    1.1.1.1 is a free Domain Name System (DNS) service by the American company Cloudflare in partnership with APNIC. [ 7 ] [ needs update ] The service functions as a recursive name server , providing domain name resolution for any host on the Internet .

  6. Great Firewall - Wikipedia

    en.wikipedia.org/wiki/Great_Firewall

    Contrary to popular belief, [46] foreign DNS resolvers such as Google Public DNS IP address 8.8.8.8 are reported to work correctly inside the country; however, these DNS servers are also subject to hijacking as their connections are not encrypted: DNS queries do reach the DNS server, but if the request matches a banned keyword, the firewall ...

  7. 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 ...

  8. Quad9 - Wikipedia

    en.wikipedia.org/wiki/Quad9

    Quad9 is a global public recursive DNS resolver that aims to protect users from malware and phishing.Quad9 is operated by the Quad9 Foundation, a Swiss public-benefit, not-for-profit foundation with the purpose of improving the privacy and cybersecurity of Internet users, headquartered in Zürich. [1]

  9. DNS hijacking - Wikipedia

    en.wikipedia.org/wiki/DNS_hijacking

    DNS hijacking, DNS poisoning, or DNS redirection is the practice of subverting the resolution of Domain Name System (DNS) queries. [1] This can be achieved by malware that overrides a computer's TCP/IP configuration to point at a rogue DNS server under the control of an attacker, or through modifying the behaviour of a trusted DNS server so that it does not comply with internet standards.