Difference between revisions of "Root nameserver"

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[[Root name server]] (alternatively spelled, [[root nameserver]] or, simply, [[root server]]; hereinafter, the ''Server'') is a name server for the [[root zone]] of the [[DNS|Domain Name System]] ([[DNS]]) of the [[Internet]].
 
[[Root name server]] (alternatively spelled, [[root nameserver]] or, simply, [[root server]]; hereinafter, the ''Server'') is a name server for the [[root zone]] of the [[DNS|Domain Name System]] ([[DNS]]) of the [[Internet]].
  
It directly answers requests for records in the root zone and answers other requests by returning a list of the authoritative name servers for the appropriate top-level domain (TLD). The root name servers are a critical part of the Internet infrastructure because they are the first step in translating (resolving) human readable host names into IP addresses that are used in communication between Internet hosts.
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==Functions==
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The ''Server'':
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#Maintains:
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#*All the records in the [[root zone]];
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#*A list of [[TLD nameserver]]s
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the authoritative name servers for the appropriate top-level domain (TLD)
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#Directly answers requests for records in the [[root zone]]; and
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#Answers
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requests by returning a list of the authoritative name servers for the appropriate top-level domain (TLD). The root name servers are a critical part of the Internet infrastructure because they are the first step in translating (resolving) human readable host names into IP addresses that are used in communication between Internet hosts.

Revision as of 18:15, 12 January 2019

Root name server (alternatively spelled, root nameserver or, simply, root server; hereinafter, the Server) is a name server for the root zone of the Domain Name System (DNS) of the Internet.

Functions

The Server:

  1. Maintains:

the authoritative name servers for the appropriate top-level domain (TLD)

  1. Directly answers requests for records in the root zone; and
  2. Answers

requests by returning a list of the authoritative name servers for the appropriate top-level domain (TLD). The root name servers are a critical part of the Internet infrastructure because they are the first step in translating (resolving) human readable host names into IP addresses that are used in communication between Internet hosts.