---
title: Connect to Gateway resolver · Cloudflare DNS docs
description: To connect to Cloudflare Gateway resolver - which is required to reach private resources in Internal DNS - you can use the following options:
lastUpdated: 2025-03-05T14:50:08.000Z
source_url:
  html: https://8ed70e57.preview.developers.cloudflare.com/dns/internal-dns/connectivity/index.md
  md: https://8ed70e57.preview.developers.cloudflare.com/dns/internal-dns/connectivity/
---

To connect to Cloudflare Gateway resolver - which is [required to reach private resources in Internal DNS](https://developers.cloudflare.com/dns/internal-dns/#architecture-overview) - you can use the following options:

* DNS endpoints supported with [DNS locations](https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/agentless/dns/locations/)

  * DNS over UDP/TCP port 53 (IPv4 or IPv6)
  * DNS over TLS
  * DNS over HTTPS

* [Proxy Auto-Configuration (PAC) files](https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/agentless/pac-files/)

* [WARP device client](https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/warp/)

* [Clientless browser isolation](https://developers.cloudflare.com/cloudflare-one/policies/browser-isolation/setup/clientless-browser-isolation/#filter-dns-queries)

* [Magic WAN](https://developers.cloudflare.com/magic-wan/zero-trust/cloudflare-gateway/)
