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
136,825
383
India
68,343
259
United Kingdom
49,161
201
Italy
46,831
235
Brazil
38,951
353
Türkiye
36,724
141
Canada
36,284
178
Germany
36,200
209
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, 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.
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 |