HSTS vs Norton Shopping Guarantee
Head-to-head usage across the sites we track.
Top sites by authority
HSTS · Norton Shopping Guarantee · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
HSTS · Norton Shopping Guarantee · share of sites in each country using one or the other
United States
1,467,206
223
United Kingdom
450,618
46
Germany
441,210
30
India
429,462
54
France
366,415
27
Canada
324,872
84
Brazil
303,175
21
Italy
243,977
21
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | HSTS | Norton Shopping Guarantee |
|---|---|---|
| LCP | 1.7 s | 1.9 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0.05 |
| 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Norton Shopping Guarantee to HSTS
| Domain | When |
|---|---|
| ultimamax.com | Feb 2026 |