DNS Gurus
Cached · just now
18 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Significantly strengthen CSP directives
  • • 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

2 headers
Age
Caching
188655
Last-Modified
Caching
Wed, 31 Dec 2025 19:38:52 GMT

Content Headers

1 headers
Content-Type
Content
text/html

Server Headers

0 headers
No server headers found

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=AUSYhyjRzhv1WoHB5whUNg.x9uv.vjSAy4GjM532sow-1767398587670-0.0.1.1-604800000; path=/; domain=.cdn.webflow.com; HttpOnly; Secure; SameSite=None

Other Headers

8 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
HIT
Cf-Ray
Other
9b7e3b347e25e633-IAD
Date
Other
Sat, 03 Jan 2026 00:03:07 GMT
Surrogate-Control
Other
max-age=432000
Surrogate-Key
Other
beta.buildwithfern.com 67880ff570cdb1a85eee946f pageId:67880ff570cdb1a85eee94aa 678e639ea1af8a0c33d9bff9 67892cb387024df2532f2ebd
X-Cluster-Name
Other
us-east-1-prod-hosting-red
X-Lambda-Id
Other
73c783e0-0154-40be-b8e5-55c42f644dab

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching