HSTS vs Very Good Security

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

Top sites by authority

HSTS · Very Good Security · 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

HSTS · Very Good Security · share of sites in each country using one or the other

United States 1,348,640

1,354

United Kingdom 403,486

160

Germany 403,347

85

India 400,388

204

France 317,870

84

Brazil 290,538

102

Canada 289,821

187

Italy 219,709

67

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 HSTS sites · All Very Good Security sites