promises.resolveMx - Node documentation
function promises.resolveMx

Usage in Deno

import { promises } from "node:dns";
const { resolveMx } = promises;
resolveMx(hostname: string): Promise<MxRecord[]>

Uses the DNS protocol to resolve mail exchange records (MX records) for the hostname. On success, the Promise is resolved with an array of objects containing both a priority and exchange property (e.g.[{priority: 10, exchange: 'mx.example.com'}, ...]).

Parameters

hostname: string

Return Type

Promise<MxRecord[]>