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2. Domain Name System - Wikipedia

   en.wikipedia.org/wiki/Domain_Name_System

   Internet name servers and a communication protocol implement the 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.

3. Reverse DNS lookup - Wikipedia

   en.wikipedia.org/wiki/Reverse_DNS_lookup

   In computer networks, a reverse DNS lookup or reverse DNS resolution (rDNS) is the querying technique of the Domain Name System (DNS) to determine the domain name associated with an IP address – the reverse of the usual "forward" DNS lookup of an IP address from a domain name.

4. OpenDNS - Wikipedia

   en.wikipedia.org/wiki/OpenDNS

   OpenDNS is an American company providing Domain Name System (DNS) resolution services—with features such as phishing protection, optional content filtering, and DNS lookup in its DNS servers—and a cloud computing security product suite, Umbrella, designed to protect enterprise customers from malware, botnets, phishing, and targeted online ...

5. nslookup - Wikipedia

   en.wikipedia.org/wiki/Nslookup

   nslookup (from name server lookup) is a network administration command-line tool for querying the Domain Name System (DNS) to obtain the mapping between domain name and IP address, or other DNS records.

6. DNS over TLS - Wikipedia

   en.wikipedia.org/wiki/DNS_over_TLS

   DNS over TLS (DoT) is a network security protocol for encrypting and wrapping Domain Name System (DNS) queries and answers via the Transport Layer Security (TLS) protocol. The goal of the method is to increase user privacy and security by preventing eavesdropping and manipulation of DNS data via man-in-the-middle attacks .

7. Hostname - Wikipedia

   en.wikipedia.org/wiki/Hostname

   This kind of hostname is translated into an IP address via the local hosts file, or the Domain Name System (DNS) resolver. It is possible for a single host computer to have several hostnames; but generally the operating system of the host prefers to have one hostname that the host uses for itself.

8. dnsmasq - Wikipedia

   en.wikipedia.org/wiki/Dnsmasq

   dnsmasq accepts DNS queries and either answers them from a small, local cache or forwards them to a real, recursive DNS server. It loads the contents of /etc/hosts, so that local host names which do not appear in the global DNS can be resolved.

9. Domain Name System Security Extensions - Wikipedia

   en.wikipedia.org/wiki/Domain_Name_System...

   By checking the digital signature, a DNS resolver is able to check if the information is identical (i.e. unmodified and complete) to the information published by the zone owner and served on an authoritative DNS server.

10. Microsoft DNS - Wikipedia

    en.wikipedia.org/wiki/Microsoft_DNS

    Every Microsoft Windows machine has a DNS lookup client, to perform ordinary DNS lookups. Some machines have a Dynamic DNS client, to perform Dynamic DNS Update transactions, registering the machines' names and IP addresses .

11. SRV record - Wikipedia

    en.wikipedia.org/wiki/SRV_record

    In Microsoft Windows networks domain controllers register their network service types for Active Directory in the DNS. An older version of the Internet Draft for OpenPGP Web Key Directory uses SRV records for discovering OpenPGP keys through web servers. [21]