HTTP Headers Analysis for https://haskell.org

Analyzed on November 02, 2025 at 19:11 UTC

URL: https://haskell.org | Status: 200

12 Headers
Total Found

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Add Strict-Transport-Security header with max-age of at least 1 year
  • Add Content-Security-Policy header to prevent XSS attacks
  • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Accept-Ranges
Performance
bytes
Connection
Performance
keep-alive
Vary
Performance
Accept-Encoding

Caching Headers

2 headers
Etag
Caching
"1-fd70"
Last-Modified
Caching
Thu, 01 Jan 1970 00:00:01 GMT

Content Headers

2 headers
Content-Length
Content
64880
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
nginx

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

1 headers
Date
Other
Sun, 02 Nov 2025 19:11:22 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Analysis completed in 0ms