10 Aug
HTTP/3 and QUIC adoption in 2026: browsers, CDNs, servers and the holdouts
HTTP/3 is universal in browsers (95%+) and at hyperscale CDN edges (~40% of sites advertise it), but actual request usage has plateaued around 19-21% and slipped in July 2026; Apache, Azure Front Door, language stdlibs, proxies and bots remain the notable holdouts.