mod_rails vs mod_ssl

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

Top sites by authority

mod_rails · mod_ssl · 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

mod_rails · mod_ssl · share of sites in each country using one or the other

Japan 75

2,538

United States 121

2,061

South Korea 29

1,782

India 66

1,063

Germany 58

1,065

France 49

986

United Kingdom 61

912

Spain 55

899

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, Sep 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 mod_rails sites · All mod_ssl sites