Open
Cached
·
just now
12
Headers
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=2592000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
Performance Headers
3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding
Caching Headers
0 headers
No caching headers found
Content Headers
1 headers
Content-Type
Content
text/html; charset=UTF-8
Server Headers
1 headers
Server
Server
nginx
CORS Headers
0 headers
No CORS headers found
Cookies Headers
1 headers
Set-Cookie
Cookies
pll_language=pl; expires=Thu, 03-Dec-2026 01:04:01 GMT; Max-Age=31536000; path=/
Other Headers
2 headers
Date
Other
Wed, 03 Dec 2025 01:04:01 GMT
Link
Other
<https://icm.edu.pl/>; rel=shortlink
Recommendations
Enable compression (gzip/brotli) to improve performance
Add Cache-Control header to optimize caching
Analysis completed in 1549ms