DNS Gurus
Cached · 41m ago
15 Headers

Detected Technologies from Headers

See all in URL Inspect 1
Cloudflare CDN logo Cloudflare CDN

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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

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

Caching Headers

Age
Caching
319395
Last-Modified
Caching
Tue, 28 Apr 2026 09:33:59 GMT

Content Headers

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

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Cloudflare CDN logo
Other
HIT
Cf-Ray
Cloudflare CDN logo
Other
9f538749abba8847-IAD
Date
Other
Sat, 02 May 2026 02:17:14 GMT
Surrogate-Control
Other
max-age=432000
Surrogate-Key
Other
wf.codewars.com 6674f0cdb5b7b401612cf015 pageId:6674f0cdb5b7b401612cf017 6674f0cdb5b7b401612cf028 6674f0cdb5b7b401612cf02b
X-Cluster-Name
Other
us-east-1-prod-hosting-red
X-Lambda-Id
Other
5b17e24d-9f4c-4c6f-8985-0622c75427da
X-Wf-Region
Other
us-east-1

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching