a null RR (EXPERIMENTAL)
Quick facts
Purpose
a null RR (EXPERIMENTAL)
This record type is experimental; check the defining RFC before using it in production.
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
Explore this reference