caa

caa

rfc6844-conform CAA record lookup and validation

Install

npm i caa

Usage

const caa = require('caa');

await caa('subdomain.example.com');
// => [{flags: 0, tag: 'issue', value: 'letsencrypt.org', issuerCritical: false}]

await caa.matches('subdomain.example.com', 'letsencrypt.org');
// => true

API

caa(name, [opts])

Retrieve the CAA records which apply to the given name. Returns a CAA object.

caa.matches(name, ca, [opts])

Test if the CAA record for a given name matches a given ca.

Options

• server: The DNS server to use. Defaults to the first system resolver or 8.8.8.8 if none is configured).
• port: The port on the DNS server to use. Defaults to port 53.
• ignoreTLDs: Don't query top level domains like com in example.com.
• dnsSocket: A dns-socket instance.

License

© silverwind, distributed under BSD licence