jQuery CDN vs KeyCDN
Head-to-head usage across the sites we track.
Top sites by authority
jQuery CDN · KeyCDN · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
104
0
Open Page Rank 8+
1,860
0
Open Page Rank 7+
7,194
0
Open Page Rank 6+
13,253
0
Open Page Rank 5+
22,474
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
jQuery CDN · KeyCDN · share of sites in each country using one or the other
United States
170,123
69
Japan
95,881
45
India
91,656
62
United Kingdom
66,696
48
France
52,395
52
Brazil
49,391
38
Canada
49,037
47
Germany
47,088
51
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | jQuery CDN | KeyCDN |
|---|---|---|
| LCP | 1.7 s | 1.9 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.