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resolveCname - dns/promises - Node documentation
function resolveCname

Usage in Deno

import { resolveCname } from "node:dns/promises";
resolveCname(hostname: string): Promise<string[]>

Uses the DNS protocol to resolve CNAME records for the hostname. On success, the Promise is resolved with an array of canonical name records available for the hostname (e.g. ['bar.example.com']).

Parameters

hostname: string

Return Type

Promise<string[]>