Aruba.it vs Xserver
Head-to-head usage across the sites we track.
Top sites by authority
Aruba.it · Xserver · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 8+
4
10
Open Page Rank 7+
27
27
Open Page Rank 6+
103
114
Open Page Rank 5+
337
493
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Aruba.it · Xserver · share of sites in each country using one or the other
Japan
151
157,477
Italy
106,606
94
United States
1,353
789
Spain
1,766
78
Germany
1,544
105
France
1,254
113
United Kingdom
852
134
Indonesia
410
428
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Aruba.it | Xserver |
|---|---|---|
| LCP | 2 s | 1.5 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 700 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.