DNS Gurus
Cached · just now
16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Weak
upgrade-insecure-requests
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Significantly strengthen CSP directives
  • • 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

2 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=Jw7I6l2kEqcLhmDezTqCxLduV2r6fPEWJ0pcz_Tu7P8-1768274689379-0.0.1.1-604800000; path=/; domain=.book.planned.com; HttpOnly; Secure; SameSite=None

Other Headers

9 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Ray
Other
9bd1c866fd3f0821-IAD
Date
Other
Tue, 13 Jan 2026 03:24:49 GMT
Nel
Other
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
Report-To
Other
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=hklWKZpSMQ3dKx3enrPV%2BEOXph5hxDA4n3WZvLZKO0PO17qZNqdyQb25FFPRX9hw5GTrd9C4qQOdvTB%2FuWA9huAMZRCg9jgYJujTSqqY21%2FE7YDqI9lQDJMCXd9mtMddnHo%3D"}],"group":"cf-nel","max_age":604800}
X-Hs-Cfworker-Meta
Other
{"resolver":"NotFoundResolver"}
X-Hs-Portal-Id
Other
4704288
X-Hs-Prerendered-Error
Other
Fri, 09 Jan 2026 08:23:17 GMT
X-Hs-Reason
Other
404 predicted at edge

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching