DNS Gurus
Cached · just now
14 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
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
Present
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
Recommendations
  • • 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)

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
nginx
X-Powered-By
Server
PleskLin

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

6 headers
Date
Other
Sun, 28 Dec 2025 21:25:10 GMT
Link
Other
<https://4dmedical.com/wp-json/>; rel="https://api.w.org/", <https://4dmedical.com/wp-json/wp/v2/pages/7191>; rel="alternate"; title="JSON"; type="application/json", <https://4dmedical.com/>; rel=shortlink
Via
Other
1.1 12409897d51c21c0f6259727b8d42890.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
bLlz76MMPdJRoS5aNqwj5ifcn4VU3oTIdeJyucKnVHO26gt9cJZR_g==
X-Amz-Cf-Pop
Other
IAD61-P9
X-Cache
Other
Miss from cloudfront

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

Analysis completed in 1471ms