Cloudflare Turnstile vs HSTS

Head-to-head usage across the sites we track.

Top sites by authority

Cloudflare Turnstile · HSTS · how many of each technology's sites sit in the web's highest authority tiers

Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.

By country

Cloudflare Turnstile · HSTS · share of sites in each country using one or the other

United States 34,722

1,348,640

United Kingdom 13,537

403,486

Germany 11,755

403,347

India 13,037

400,388

Brazil 39,032

290,538

France 11,095

317,870

Canada 9,796

289,821

Italy 8,633

219,709

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.

Sites that switched

Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.

All Cloudflare Turnstile sites · All HSTS sites