Open
Cached
·
just now
13
Headers
HTTP Security Headers
Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Present
same-origin
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-Content-Type-Options: nosniff
- • Consider adding Permissions-Policy to control browser features
Performance Headers
1 headers
Connection
Performance
close
Caching Headers
2 headers
Cache-Control
Caching
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires
Caching
Thu, 01 Jan 1970 00:00:01 GMT
Content Headers
2 headers
Content-Length
Content
16
Content-Type
Content
text/plain; charset=UTF-8
Server Headers
1 headers
Server
Server
cloudflare
CORS Headers
0 headers
No CORS headers found
Cookies Headers
1 headers
Set-Cookie
Cookies
_cfuvid=a2XTfWuUfSMZXLuciP7ox7ODJjFQXICR2MOkbdjLIho-1767351215792-0.0.1.1-604800000; path=/; domain=.teachable.com; HttpOnly; Secure; SameSite=None
Other Headers
4 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Ray
Other
9b79b69e9cbdd6f8-IAD
Date
Other
Fri, 02 Jan 2026 10:53:35 GMT
Speculation-Rules
Other
"/cdn-cgi/speculation"
Recommendations
Enable compression (gzip/brotli) to improve performance