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CDN-Cache-Control

Cloudflare cache responses

Customize cache

Default cache behavior

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Origin Cache Control

Retention vs Freshness (TTL)

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Vary

Cache configuration

Purge cache

Overview

Purge by single-file

Purge everything

Purge cache by cache-tags

Purge cache by hostname

Purge cache by prefix (URL)

Purge cache key resources

Purge varied images

Purge zone versions via API

Cache Response Rules

Overview

Create a rule in the dashboard

Create a rule via API

Terraform example

Available settings

Cache Rules

Overview

Create a rule in the dashboard

Create a rule via API

Terraform example

Available settings

Order and priority

Examples

Overview

Browser Cache TTL

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Cache by Device Type

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Cache everything for hostnames in a list

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Custom Cache Key

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Origin Cache Control

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Migration from Page Rules

Edge and Browser Cache TTL

Overview

Set Browser Cache TTL

Always Online

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Query String Sort

Vary for images

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Cache Analytics

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Cross-Origin Resource Sharing (CORS)

Reference

CDN Reference Architecture ↗

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Issues with MP4 videos on iOS and Safari

Bot Management cookie causes cache bypass in O2O setups

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Cloudflare Cache

Last updated Apr 16, 2026|Copy as Markdown|View as Markdown|Agent setup

OverviewFeaturesRelated productsMore resources

Cache content across Cloudflare's global server network.

Available on all plans

Cache stores copies of frequently accessed content (such as images, videos, or webpages) in geographically distributed data centers that are located closer to end users than origin servers, reducing server load and improving website performance.

Features

Default cache behavior

Learn about default cache behavior, default cached file extensions and cache responses.

Use Default cache behavior

Cache Rules

Configure Cache Rules to optimize your website by specifying which resources should be cached and for how long.

Use Cache Rules

Tiered Cache

Enable Tiered Cache to optimize content delivery by caching frequently accessed content in multiple locations for faster delivery and reduced origin traffic.

Use Tiered Cache

Cache Reserve

Use Cloudflare's persistent storage to increase cache times.

Use Cache Reserve

Purge

Instantly purge cached files to force Cloudflare to fetch fresh versions from your web server files. You can purge specific files or all at once.

Use Purge

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Load Balancing

Cloudflare Load Balancing distributes traffic across your Any service or hardware that intercepts and processes incoming public or private traffic.
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Images

A suite of products tailored to your image-processing needs.

Workers

Cloudflare Workers allows developers to build serverless applications and deploy instantly across the globe for exceptional performance, reliability, and scale.

Rules

Cloudflare Rules allows you to make adjustments to requests and responses, configure Cloudflare settings, and trigger specific actions for matching requests.

Cloudflare Network Interconnect

Cloudflare Network Interconnect (CNI) allows you to connect your network infrastructure directly with Cloudflare – rather than using the public Internet – for a more reliable and secure experience.

R2

Cloudflare R2 Storage allows developers to store large amounts of unstructured data without the costly egress bandwidth fees associated with typical cloud storage services.

Dedicated CDN Egress IPs

Smart Shield Advanced provides dedicated egress IPs (from Cloudflare to your origin) for your layer 7 WAF and CDN services, as well as Spectrum.

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