11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=63072000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Add Content-Security-Policy header to prevent XSS attacks
  • Consider adding Permissions-Policy to control browser features

Performance Headers

1 headers
Vary
Performance
Accept-Encoding

Caching Headers

1 headers
Last-Modified
Caching
Wed, 05 Nov 2025 14:46:35 GMT

Content Headers

2 headers
Content-Length
Content
15369
Content-Type
Content
text/html;charset=utf-8

Server Headers

1 headers
Server
Server
OpenCms/20.0_alkacon_web_20_0_3

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

2 headers
Alt-Svc
Other
h3=":443"
Link
Other
<https://documentation.opencms.org/central>; rel="canonical"

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Analysis completed in 548ms