Cloudflare Support Speed HTTP/2 and SPDY HTTP/2 and SPDY Follow New articles New articles and comments HTTP/2 Server Push Are the HTTP/2 or SPDY protocols supported between Cloudflare and the origin server? Can I disable HTTP/2 for my website? What do the HTTP/2 and SPDY protocols do? How can I tell if HTTP/2 or SPDY is working for my website? Who can use HTTP/2 and SPDY?