IBM HTTP Server vs OpenResty
Head-to-head usage across the sites we track.
Top sites by authority
IBM HTTP Server · OpenResty · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
33
Open Page Rank 8+
2
511
Open Page Rank 7+
7
1,693
Open Page Rank 6+
13
2,924
Open Page Rank 5+
18
4,595
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
IBM HTTP Server · OpenResty · share of sites in each country using one or the other
United States
211
49,893
South Korea
81
27,099
Czechia
31
27,000
India
131
26,277
Slovakia
13
24,926
Russia
49
19,990
Germany
116
17,998
Vietnam
62
17,083
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IBM HTTP Server | OpenResty |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 700 ms |
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.