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NS ·Record

an authoritative name server

value 2activeRFC 1035

Quick facts

TypeNS
Value2
Statusactive
Meaningan authoritative name server
SpecificationRFC 1035

Purpose

What does a NS record do?

an authoritative name server

NS is one of the DNS resource record (RR) types defined by RFC 1035.

Example

example.com. 3600 IN NS ns1.example.com.

Related record types

SOA
marks the start of a zone of authority
DS
Delegation Signer
DNSKEY
DNSKEY

Common uses

  • Declare authoritative name servers
  • Delegate a subdomain

Common services

BINDPowerDNSCloudflare DNS

Frequently asked questions

What does a NS record do?

Declare authoritative name servers, Delegate a subdomain

Where do I add a NS record?

In the DNS management panel of your registrar or DNS provider (for example Cloudflare or Route53).

Sources & standards

Updated 2026-09-13

Explore this reference

Related record types

SOA
marks the start of a zone of authority
DS
Delegation Signer
DNSKEY
DNSKEY

Common services

BINDPowerDNSCloudflare DNS

Related ports

53
DNS

DNS Records

DNS Records

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This page provides original, human-reviewed information about DNS records such as NS, the DNS Record Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.

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