lookup> RT

RT ·Record

for Route Through

value 21activeRFC 1183

Quick facts

TypeRT

Value21

Statusactive

Meaningfor Route Through

SpecificationRFC 1183

Purpose

What does a RT record do?

for Route Through

RT is one of the DNS resource record (RR) types defined by RFC 1183.

Related record types

Frequently asked questions

Used for DNS resolution and zone configuration.

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

Sources & standards

Updated 2026-08-18

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