HSTS vs VAPTCHA
Head-to-head usage across the sites we track.
Top sites by authority
HSTS · VAPTCHA · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
282
0
Open Page Rank 8+
5,897
1
Open Page Rank 7+
30,078
1
Open Page Rank 6+
64,413
1
Open Page Rank 5+
119,881
2
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
HSTS · VAPTCHA · share of sites in each country using one or the other
United States
1,348,640
9
United Kingdom
403,486
3
Germany
403,347
3
India
400,388
2
France
317,870
2
Brazil
290,538
3
Canada
289,821
3
Italy
219,709
2
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | HSTS | VAPTCHA |
|---|---|---|
| LCP | 1.7 s | 2.5 s |
| INP | 75 ms | 37 ms |
| CLS | 0 | 0.03 |
| TTFB | 600 ms | 850 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.