Performance & Reliability
CDN DNS Argo Smart Routing Load Balancing AMP Real URL Web Optimizations China Network
Video Streaming & Delivery
Cloudflare Stream Stream Delivery
Advanced Security
Magic Transit DDoS Protection WAF Bot Management Rate Limiting SSL / TLS DNSSEC Cloudflare Access Cloudflare Spectrum Argo Tunnel
Insights
Analytics Cloudflare Logs
Cloudflare for Developers
Cloudflare Workers Cloudflare Workers KV Workers Sites Mobile SDK
Domain Registration
Cloudflare Registrar
Cloudflare Marketplace
Cloudflare Apps
Cloudflare for Everyone
1.1.1.1
Performance
Accelerate Internet Applications Accelerate Mobile Experiences Ensure Application Availability
Security
Mitigate DDoS Attacks Prevent Customer Data Breaches Stop Malicious Bot Abuse
Industries
Gaming SaaS eCommerce Media and Entertainment Public Sector Public Interest Groups State & Local Government
Partnerships
Partner Program
Solutions Partners
Services Program
Technology Partners
Peering Portal Bandwidth Alliance Analytics Partners
Integrations
IBM Cloud WordPress Google Cloud Magento Acquia Rackspace Microsoft Azure Kubernetes WP Engine
Develop
API Guide Developer Hub Developer Fund Documentation
Explore
Case Studies Analysts Cloudflare in China Network Map Webinars What's New? White Papers GDPR
Learn
Welcome Center DDoS Learning Center CDN Learning Center DNS Learning Center Security Learning Center Performance Learning Center Serverless Learning Center SSL Learning Center Bots Learning Center Cloud Learning Center
Connect
Blog Contact Sales Community Support
Contact
+1 650 319 8930
Advanced Cloudflare Configuration
Explore Cloudflare API v4 Expose a Secure Local Tunnel Configure with Terraform Documentation
Customize Your Site
Customize Using Workers Altering Headers Conditional Request Routing A/B Testing Browse All Code Snippets
Build Serverless Applications
Deploy a Static Site Deploy Using Workers.dev Get Started with Tutorials Clone Examples on GitHub

Reliability

One of the largest authoritative DNS networks in the world.

Cloudflare’s global Anycast network powers our DNS service, resolving 170 billion DNS queries per day, and growing. More than 20 million Internet properties, including major e-commerce sites, government agencies, and enterprises use Cloudflare DNS to make sure their website is online and always available to anyone in the world.

cloudflare reliability illustration
"Overall, I believe Cloudflare is the best thing to happen to the Web in recent memory, and by extension, the Internet at large. Cloudflare’s infrastructure is staggering and the architecture and pace of innovation are simply impressive."
Chris Holland
Director of Technology for Luxury Link

Ensuring the availability of your Internet properties is just as important as protecting them from malicious requests. Leveraging Cloudflare’s massive edge network means that instead of relying on only a handful of servers, you now have thousands of machines around the world making sure that visitors can reach your content.

icon cf protected blue

DNS

Cloudflare’s DNS service is powered by the same 194 data center network that powers our DDoS and CDN services. This not only improves DNS resolution times, but also makes DNS-related attacks and outages a thing of the past. Learn More

icon performance blue

China Network

Cloudflare’s China service optimizes Internet connections in mainland China, dramatically improving the viewing experience for visitors in China. Learn More

icon cost blue

Predictable Bandwidth Costs

We believe that you should never be surprised by your monthly bill. Our flat-rate pricing structure makes your CDN and DDoS bandwidth expenses predictable

Ready to use Cloudflare?

VIEW PLANS

To provide you with the best possible experience on our website, we may use cookies, as described here.
By clicking accept, closing this banner, or continuing to browse our websites, you consent to the use of such cookies.