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 1,467,206

1,355

United Kingdom 450,618

187

Germany 441,210

116

India 429,462

224

France 366,415

117

Canada 324,872

206

Brazil 303,175

104

Italy 243,977

87

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 HSTS sites · All Very Good Security sites