DNS Gurus
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12 Headers

Detected Technologies from Headers

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HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=63072000; preload
Content-Security-Policy
Gravatar logo
Basic
frame-src; script-src; object-src; +6 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Present
SAMEORIGIN, SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • 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

Connection
Performance
close

Caching Headers

Etag
Caching
"4094c59f5a1780eec216e95eaa82544a"
Last-Modified
Caching
Wed, 18 Mar 2026 12:00:36 GMT

Content Headers

Content-Length
Content
42612
Content-Type
Content
text/html

Server Headers

Server
Ubuntu logo
Server
nginx/1.10.3 (Ubuntu)

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date
Other
Sun, 24 May 2026 13:54:49 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching