IIS vs OpenBSD httpd
Head-to-head usage across the sites we track.
Top sites by authority
IIS · OpenBSD httpd · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
52
1
Open Page Rank 8+
1,251
4
Open Page Rank 7+
4,898
8
Open Page Rank 6+
9,357
13
Open Page Rank 5+
15,639
20
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
IIS · OpenBSD httpd · share of sites in each country using one or the other
United States
117,730
40
India
58,829
14
United Kingdom
42,820
12
Italy
40,808
11
Brazil
34,656
9
Canada
31,601
8
Türkiye
31,246
5
Germany
31,200
11
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | OpenBSD httpd |
|---|---|---|
| LCP | 1.7 s | 1.4 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 ms |
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.