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
Excellent
max-age=63072000; includeSubDomains; preload
Content-Security-Policy
Strong
upgrade-insecure-requests; default-src; img-src; +10 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • 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

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

No cookies headers found

Other Headers

Cid
Other
8915d2a2-9403-44d1-80c9-940bd4e22989
Date
Other
Wed, 05 Aug 2026 06:29:37 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance