DNS CAA & DCV Checker

Inspect CAA records, DNSSEC status, and DNS-01 DCV challenge configuration across multiple resolvers including the domain's own authoritative DNS.

Domain Input

Domain(s) One or more domains separated by comma, space, or newline. Full URLs and paths are accepted — the domain name is extracted automatically. Max 10 domains.

DNS Resolvers

Google

8.8.8.8

Cloudflare

1.1.1.1

System Resolver

server

Authoritative NS

auto