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Set up 1.1.1.1

Use Cloudflare's public DNS resolver for a fast and private way to browse the Internet.

Set up 1.1.1.1 >

Install an Origin CA certificate

Use Origin Certificate Authority (CA) certificates to encrypt traffic between Cloudflare and your origin web server and reduce origin bandwidth consumption.

Install Origin CA >

Change your nameservers

Make Cloudflare your primary DNS provider by updating your authoritative nameservers at your domain registrar.

Update nameservers >

View Workers examples

Review fully functional sample scripts to get started with Workers.

View examples >

Create API tokens

If you are going to be using the Cloudflare API, you first need an API token to authenticate your requests.

Create tokens >

Install the WARP client

The Cloudflare WARP client allows individuals and organizations to have a faster, more secure, and more private experience online.

Get started >

Create IP access rules

Use IP Access rules to allowlist, block, and challenge traffic based on the visitor’s IP address, country, or Autonomous System Number (ASN).

Create IP access rules >

SSL/TLS Encryption mode

Your domain's SSL/TLS encryption mode controls how Cloudflare connects to your origin web server and how SSL certificates presented by your origin will be validated.

Set encryption mode >

​​ Community

Cloudflare communities are places for Cloudflare users to share ideas, answers, code, and more.

​​ Cloudflare Blog

Get the latest news on Cloudflare products, technologies, and culture.

Read the blog

​​ Open source

Cloudflare contributes to the open-source ecosystem in a variety of ways, including: