CloudFlare is a global network service provider that enhances the security and performance of websites and applications. It offers a range of services including content delivery network (CDN), DDoS mitigation, Internet security, and distributed domain name server services. CloudFlare’s platform is designed to protect and accelerate any Internet application without adding hardware, installing software, or changing a line of code. The company is known for its innovative approach to improving web performance and security for millions of websites worldwide.