HSTS vs MTCaptcha
Head-to-head usage across the sites we track.
Top sites by authority
HSTS · MTCaptcha · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
284
0
Open Page Rank 8+
5,894
10
Open Page Rank 7+
30,000
33
Open Page Rank 6+
64,348
51
Open Page Rank 5+
119,742
68
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
HSTS · MTCaptcha · share of sites in each country using one or the other
United States
1,467,206
150
United Kingdom
450,618
95
Germany
441,210
144
India
429,462
108
France
366,415
115
Canada
324,872
85
Brazil
303,175
68
Italy
243,977
95
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | HSTS | MTCaptcha |
|---|---|---|
| LCP | 1.7 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 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.
HSTS to MTCaptcha
| Domain | When |
|---|---|
| klingel.de | Jan 2026 |
| tueftellab.de | Dec 2025 |
| moschip.com | Nov 2025 |
MTCaptcha to HSTS
| Domain | When |
|---|---|
| rocketweb.com | Jan 2026 |
| mmcinfo.fr | Nov 2025 |