IIS vs JBoss Web
Head-to-head usage across the sites we track.
Top sites by authority
IIS · JBoss Web · 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
11
Open Page Rank 7+
5,011
41
Open Page Rank 6+
9,561
58
Open Page Rank 5+
15,981
71
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 Web · share of sites in each country using one or the other
United States
121,069
227
India
60,068
158
United Kingdom
43,214
118
Italy
39,691
138
Brazil
35,276
213
Germany
31,791
117
Canada
31,780
110
Türkiye
31,323
67
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | JBoss Web |
|---|---|---|
| LCP | 1.6 s | 1.6 s |
| INP | 75 ms | 100 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.
IIS to JBoss Web
| Domain | When |
|---|---|
| hotels-argentina.net | Mar 2026 |
JBoss Web to IIS
| Domain | When |
|---|---|
| bourgeshotels.com | Nov 2025 |