IIS vs Oracle Application Server
Head-to-head usage across the sites we track.
Top sites by authority
IIS · Oracle Application Server · 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
IIS · Oracle Application Server · share of sites in each country using one or the other
United States
121,069
489
India
60,068
302
United Kingdom
43,214
256
Italy
39,691
176
Brazil
35,276
177
Canada
31,780
233
Germany
31,791
218
Türkiye
31,323
133
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | Oracle Application Server |
|---|---|---|
| LCP | 1.6 s | 1.5 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Oracle Application Server to IIS
| Domain | When |
|---|---|
| catbin.sh | May 2026 |