DNS Gurus
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11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
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
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • 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

1 headers
Connection
Performance
close

Caching Headers

1 headers
Cache-Control
Caching
no-cache, private

Content Headers

2 headers
Content-Length
Content
33
Content-Type
Content
application/ld+json

Server Headers

2 headers
Server
Server
nginx/1.21.1
X-Powered-By
Server
PHP/8.1.4

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

5 headers
Date
Other
Sun, 01 Feb 2026 04:55:11 GMT
Link
Other
<https://api.app.doccafe.com/docs.jsonld>; rel="http://www.w3.org/ns/hydra/core#apiDocumentation"
Route
Other
api_entrypoint
Site-Details-Version
Other
1728572892
Status
Other
403 Forbidden

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology