HSTS vs SPNEGO
Head-to-head usage across the sites we track.
Top sites by authority
HSTS · SPNEGO · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
279
0
Open Page Rank 8+
5,906
0
Open Page Rank 7+
30,134
0
Open Page Rank 6+
64,486
0
Open Page Rank 5+
120,212
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
HSTS · SPNEGO · share of sites in each country using one or the other
United States
1,338,613
0
United Kingdom
411,483
0
India
404,554
0
Germany
400,616
0
France
326,363
0
Brazil
292,843
1
Canada
290,713
0
Italy
229,495
0
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | HSTS | SPNEGO |
|---|---|---|
| LCP | 1.7 s | 1.3 s |
| INP | 75 ms | 87 ms |
| CLS | 0 | 0.2 |
| TTFB | 600 ms | 350 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.