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15 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=63072000; includeSubDomains; true
Content-Security-Policy
Basic
default-src; style-src; img-src; +5 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • Consider adding 'preload' to HSTS for maximum security
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • Consider adding Permissions-Policy to control browser features

Performance Headers

2 headers
Connection
Performance
keep-alive
Transfer-Encoding
Performance
chunked

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
cloudflare

CORS Headers

1 headers
Access-Control-Allow-Origin
Cors
*

Cookies Headers

1 headers
Set-Cookie
Cookies
ARRAffinitySameSite=0a7f999574deca4bd62582ea97de0fa90a88f0309b81207992f608cdcc4a09c1;Path=/;HttpOnly;SameSite=None;Secure;Domain=www.siteimprove.com

Other Headers

5 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9a3230630c3bc97c-IAD
Date
Other
Sun, 23 Nov 2025 16:54:32 GMT
Request-Context
Other
appId=cid-v1:76b77375-9666-4c36-90fa-7588bad496d7

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Analysis completed in 471ms