Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Speedtest Custom is a robust and accurate testing solution that is HTML5-based, Flash-free and supports both mobile and desktop browsers built by Ookla.