Open
Cached
·
just now
19
Headers
Detected Technologies from Headers
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=31536000
X-Frame-Options
Good
SAMEORIGIN
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-Content-Type-Options: nosniff
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
Performance Headers
Connection
close
Transfer-Encoding
chunked
Vary
Accept-Encoding
connection: close transfer-encoding: chunked vary: Accept-Encoding
Caching Headers
Age
84759
Last-Modified
Fri, 01 May 2026 19:45:02 GMT
age: 84759 last-modified: Fri, 01 May 2026 19:45:02 GMT
Content Headers
Content-Type
text/html; charset=utf-8
content-type: text/html; charset=utf-8
Server Headers
Server
cloudflare
server: cloudflare
CORS Headers
No CORS headers found
Cookies Headers
Other Headers
Alt-Svc
h3=":443"; ma=86400
Cf-Cache-Status
HIT
Cf-Ray
9f595e188c8a8e10-IAD
Date
Sat, 02 May 2026 19:17:41 GMT
Surrogate-Control
max-age=432000
Surrogate-Key
www.classlink.com 5d6db64572061db9c481aaeb pageId:63fcd967a9c48f484ae3c94a 63fcd967a9c48f5844e3c92e 63fcd967a9c48ff798e3c928 63fcd967a9c48f48a2e3c925 63fcd967a9c48f5393e3c931
X-Lambda-Id
169aeb58-b719-4aa8-bb5a-b2bff424dbb7
X-Wf-Region
us-east-1
alt-svc: h3=":443"; ma=86400 cf-cache-status: HIT cf-ray: 9f595e188c8a8e10-IAD date: Sat, 02 May 2026 19:17:41 GMT surrogate-control: max-age=432000 surrogate-key: www.classlink.com 5d6db64572061db9c481aaeb pageId:63fcd967a9c48f484ae3c94a 63fcd967a9c48f5844e3c92e 63fcd967a9c48ff798e3c928 63fcd967a9c48f48a2e3c925 63fcd967a9c48f5393e3c931 x-lambda-id: 169aeb58-b719-4aa8-bb5a-b2bff424dbb7 x-wf-region: us-east-1
Recommendations
Enable compression (gzip/brotli) to improve performance
Add Cache-Control header to optimize caching