resolve4 - dns - Node

resolve4 - dns - Node documentation

function resolve4

Usage in Deno

import { resolve4 } from "node:dns";



resolve4(hostname: string,
callback: (err: ErrnoException | null,
addresses: string[],
) => void,
): void

Deno compatibility

The ttl option is not supported.

Uses the DNS protocol to resolve a IPv4 addresses (A records) for the hostname. The addresses argument passed to the callback function will contain an array of IPv4 addresses (e.g.['74.125.79.104', '74.125.79.105', '74.125.79.106']).

Parameters



hostname: string

Host name to resolve.



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

Return Type

void



resolve4(hostname: string,
options: ResolveWithTtlOptions,
callback: (err: ErrnoException | null,
addresses: RecordWithTtl[],
) => void,
): void

Deno compatibility

The ttl option is not supported.

Parameters



hostname: string



options: ResolveWithTtlOptions



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

Return Type

void



resolve4(hostname: string,
options: ResolveOptions,
callback: (err: ErrnoException | null,
addresses: string[] | RecordWithTtl[],
) => void,
): void

Deno compatibility

The ttl option is not supported.

Parameters



hostname: string



options: ResolveOptions



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

Return Type

void