lookup> OPT

OPT ·Record

OPT

value 41activeRFC 3225

Quick facts

TypeOPT

Value41

Statusactive

MeaningOPT

SpecificationRFC 3225, RFC 6891

Purpose

What does a OPT record do?

OPT

OPT is one of the DNS resource record (RR) types defined by RFC 3225, RFC 6891.

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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