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+
61
0
Open Page Rank 8+
1,315
12
Open Page Rank 7+
5,213
43
Open Page Rank 6+
9,906
61
Open Page Rank 5+
16,556
73
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
136,825
247
India
68,343
171
United Kingdom
49,161
127
Italy
46,831
171
Brazil
38,951
239
Türkiye
36,724
77
Canada
36,284
122
Germany
36,200
134
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | JBoss Web |
|---|---|---|
| LCP | 1.7 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, 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 Web
| Domain | When |
|---|---|
| hotels-argentina.net | Mar 2026 |
JBoss Web to IIS
| Domain | When |
|---|---|
| bourgeshotels.com | Nov 2025 |