DNS Gurus
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11 Headers

Detected Technologies from Headers

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Kestrel logo Kestrel

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
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 X-Content-Type-Options: nosniff
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

Cache-Control
Caching
no-cache, no-store
Pragma
Caching
no-cache

Content Headers

Content-Type
Content
text/html; charset=utf-8

Server Headers

Server
Kestrel logo
Server
Kestrel

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie
Cookies

Other Headers

Correlation-Id
Other
0HNK6SDELF9QM:00000003
Date
Other
Fri, 27 Mar 2026 12:17:13 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance