DNS Gurus
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13 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
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
  • • Consider adding 'preload' to HSTS for maximum security
  • • 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

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding

Caching Headers

0 headers
No caching headers found

Content Headers

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

Server Headers

2 headers
Server
Server
cloudflare
X-Powered-By
Server
Next.js

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

6 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9c8a4fd49f589db4-IAD
Content-Security-Policy-Report-Only
Other
default-src 'self'; script-src 'self' https://canny.io https://*.posthog.com https://*.intercom.io https://*.intercomcdn.com https://js.stripe.com https://*.sentry.io https://*.datadoghq.com https://www.googletagmanager.com https://www.google-analytics.com https://*.firebaseapp.com https://*.googleapis.com https://*.statsigcdn.com; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; img-src 'self' data: blob: https: http:; font-src 'self' data: https://fonts.gstatic.com; connect-src 'self' https://*.schoolai.com https://*.posthog.com https://*.intercom.io https://*.intercomcdn.com https://*.stripe.com https://*.sentry.io https://*.datadoghq.com https://*.google.com https://*.googleapis.com https://*.firebaseio.com https://*.firebaseapp.com https://canny.io wss://*.intercom.io https://api.statsig.com https://*.statsigapi.net https://*.statsigcdn.com https://featuregates.org https://featureassets.org https://assetsconfigcdn.org https://prodregistryv2.org; frame-src 'self' https://js.stripe.com https://*.intercom.io https://*.youtube.com https://*.google.com; frame-ancestors 'self'; worker-src 'self' blob:; media-src 'self' blob: https://*.schoolai.com https://*.cloudflare.com; object-src 'none'; base-uri 'self'; form-action 'self'
Date
Other
Wed, 04 Feb 2026 12:53:36 GMT
Server-Timing
Other
cfEdge;dur=8,cfOrigin;dur=43
Via
Other
1.1 google

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

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