resolveNaptr - dns - Node

function resolveNaptr

Usage in Deno

import { resolveNaptr } from "node:dns";



resolveNaptr(hostname: string,
callback: (err: ErrnoException | null,
addresses: NaptrRecord[],
) => void,
): void

<div class="alert alert-warning"><div><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"> <path stroke="none" d="M0 0h24v24H0z" fill="none" /> <path d="M12 9v4" /> <path d="M10.363 3.591l-8.106 13.534a1.914 1.914 0 0 0 1.636 2.871h16.214a1.914 1.914 0 0 0 1.636 -2.87l-8.106 -13.536a1.914 1.914 0 0 0 -3.274 0z" /> <path d="M12 16h.01" /> </svg> Deno compatibility</div><div><p> The <code>ttl</code> option is not supported.</p> </div></div>

Uses the DNS protocol to resolve regular expression-based records (NAPTR records) for the hostname. The addresses argument passed to the callback function will contain an array of objects with the following properties:

flags
service
regexp
replacement
order
preference

{
  flags: 's',
  service: 'SIP+D2U',
  regexp: '',
  replacement: '_sip._udp.example.com',
  order: 30,
  preference: 100
}

Parameters



hostname: string



callback: (err: ErrnoException | null,
addresses: NaptrRecord[],
) => void

Return Type

void