DNS Gurus
Cached · just now
15 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
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
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

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
accept-encoding

Caching Headers

2 headers
Age
Caching
8406968
Last-Modified
Caching
Thu, 23 Oct 2025 02:59:50 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=oPyTm_gimKuTEdYDxYlmhkCKb3U5gAVM_8HtBqmnexQ-1769595359557-0.0.1.1-604800000; 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
9c4fbb551b49de8e-IAD
Date
Other
Wed, 28 Jan 2026 10:15:59 GMT
Surrogate-Control
Other
max-age=2147483647
Surrogate-Key
Other
www.calen360.com 625dd1420b2fdbc1b60f2415 pageId:625dd1420b2fdb80bf0f2416
X-Cluster-Name
Other
us-east-1-prod-hosting-red
X-Lambda-Id
Other
96972edb-46a6-4ede-834a-9818449503d3

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching