IIS vs nghttpx - HTTP/2 proxy
Head-to-head usage across the sites we track.
Top sites by authority
IIS · nghttpx - HTTP/2 proxy · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
53
0
Open Page Rank 8+
1,275
0
Open Page Rank 7+
5,011
0
Open Page Rank 6+
9,561
0
Open Page Rank 5+
15,981
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
IIS · nghttpx - HTTP/2 proxy · share of sites in each country using one or the other
United States
121,069
0
India
60,068
0
United Kingdom
43,214
0
Italy
39,691
0
Brazil
35,276
1
Germany
31,791
1
Canada
31,780
0
Türkiye
31,323
0
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | nghttpx - HTTP/2 proxy |
|---|---|---|
| LCP | 1.6 s | 2.1 s |
| INP | 75 ms | 0 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 1400 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.