Apache HTTP Server vs Microsoft HTTPAPI

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

Top sites by authority

Apache HTTP Server · Microsoft HTTPAPI · 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

Apache HTTP Server · Microsoft HTTPAPI · share of sites in each country using one or the other

United States 388,136

2,983

Germany 356,560

1,255

Japan 268,830

766

France 241,071

1,242

India 196,107

1,724

Brazil 167,215

993

Spain 165,938

1,079

United Kingdom 154,333

1,519

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 Apache HTTP Server sites · All Microsoft HTTPAPI sites