| domain | hstspreload.org |
| summary | Here’s a summary of the website content:
When a website enforces an HSTS (HTTP Strict Transport Security) policy, the browser automatically upgrades the URL to HTTPS and hides the path from network observers. The browser’s knowledge of the site’s HSTS policy is limited to after the user has initially visited the site. |
| title | HSTS Preload List Submission |
| description | HSTS Preload List Submission |
| keywords | https, site, list, http, domains, chrome, security, over, sites, header, browser, will, requirements, policy, domain, form, must |
| upstreams |
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| downstreams |
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| nslookup | A 216.239.32.21, A 216.239.36.21, A 216.239.38.21, A 216.239.34.21 |
| created | 2025-11-09 |
| updated | 2025-11-09 |
| summarized | 2026-02-07 |
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