IIS vs JBoss Application Server
Head-to-head usage across the sites we track.
Top sites by authority
IIS · JBoss 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 · JBoss Application Server · share of sites in each country using one or the other
United States
117,730
350
India
58,829
236
United Kingdom
42,820
186
Italy
40,808
197
Brazil
34,656
321
Canada
31,601
163
Germany
31,200
189
Türkiye
31,246
129
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | JBoss Application Server |
|---|---|---|
| LCP | 1.7 s | 1.6 s |
| INP | 75 ms | 75 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
IIS to JBoss Application Server
| Domain | When |
|---|---|
| hotels-argentina.net | Mar 2026 |
| maua.sp.gov.br | Dec 2025 |
JBoss Application Server to IIS
| Domain | When |
|---|---|
| bourgeshotels.com | Nov 2025 |