DNS Gurus
Cached · just now
13 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
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 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

0 headers
No caching headers found

Content Headers

2 headers
Content-Length
Content
52
Content-Type
Content
application/json; charset=utf-8

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=lzuf4ciNnjDzWa4g2vHP9iEEx2Vht3npMHAgATjDmy0-1767099381960-0.0.1.1-604800000; path=/; domain=.classy.org; HttpOnly; Secure; SameSite=None

Other Headers

4 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9b61b2612c2b25cc-IAD
Date
Other
Tue, 30 Dec 2025 12:56:21 GMT
X-Kong-Response-Latency
Other
0

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching