Cloudflare
Cloud Infrastructure
Cloudflare

Global edge network providing CDN, DDoS protection, and serverless compute, processing 20%+ of web traffic

Employees:4,000+
Revenue:$1.2B+
Founded:2009
HQ:San Francisco, CA
Ticker:NET
Key Metrics
Users20%+ of web traffic
Requests50M+ requests/sec
Uptime99.99%
Edge Locations300+ cities
Threats Blocked/Day140B+
Network Capacity250+ Tbps
Tech Stack
React
Rust
Go
ClickHouse
Own Hardware
System Architecture

Global Edge Network with V8 Isolates

Cloudflare Architecture

Edge Computing at Internet Scale

Internet Traffic

Global Users
HTTPS

Edge Network (300+ PoPs)

Anycast Proxy
Rust, Pingora
Workers Runtime
V8 Isolates
Edge Cache
Tiered
WAF/DDoS
ML Detection

Control Plane

API Gateway
Go
Quicksilver
Global KV

Customer Origins

Origin Servers
Customer Infrastructure