Proper noun
Domain Name System
(computing, Internet) The distributed database, sometimes including all the supporting hardware or software infrastructure, the Internet uses to translate hostnames into IP addresses and provide other domain-related information.
"Informational" An informational RFC can be nearly anything from April 1 jokes to widely recognized essential RFCs like Domain Name System Structure and Delegation (RFC 1591). Source: Internet
Domain Name System main The Internet maintains two principal namespaces : the domain name hierarchy RFC 1034, Domain Names — Concepts and Facilities, P. Mockapetris, The Internet Society (November 1987) and the IP address system. Source: Internet
E.164 numbers may be used in the Domain Name System (DNS) of the Internet in which the second-level domain e164.arpa has been reserved for telephone number mapping (ENUM). Source: Internet
Countries are designated in the Domain Name System by their two-letter ISO country code ; Codes for the Representation of Names of Countries, ISO-3166, International Organization for Standardization. Source: Internet
By 1985, the global Internet began to proliferate in Europe and in the Domain Name System (upon which the Uniform Resource Locator is built) came into being. Source: Internet
However, with only authoritative name servers operating, every DNS query must start with recursive queries at the root zone of the Domain Name System and each user system would have to implement resolver software capable of recursive operation. Source: Internet