HTTP Security Headers
prg.aero
Final status: 200
http://prg.aero (302)https://prg.aero/ (301)https://www.prg.aero/ (200)
Security Headers
Strict-Transport-Security (HSTS)
Forces browsers to use HTTPS, preventing protocol-downgrade attacks.
Content-Security-Policy (CSP)
Limits where scripts/resources can load from — the strongest defense against XSS.
X-Frame-Options deny, deny
Blocks the site from being embedded in iframes (clickjacking protection).
X-Content-Type-Options — missing
Stops browsers from MIME-sniffing responses away from the declared type.
Referrer-Policy no-referrer, no-referrer, strict-origin-when-cross-origin
Controls how much referrer information is sent to other sites.
Permissions-Policy
Restricts access to browser features like camera, microphone, geolocation.