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 33,179

1,467,206

United Kingdom 13,561

450,618

Germany 11,644

441,210

India 12,563

429,462

France 11,848

366,415

Canada 9,731

324,872

Brazil 12,672

303,175

Italy 8,671

243,977

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, Jun 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