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
232666
Last-Modified
Wed, 29 Apr 2026 14:09:00 GMT
age: 232666 last-modified: Wed, 29 Apr 2026 14:09:00 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
9f55121f492ac94c-IAD
Date
Sat, 02 May 2026 06:46:46 GMT
Surrogate-Control
max-age=432000
Surrogate-Key
www.flagsmith.com 64425c978745b453797839bb pageId:65e9c5ffa75010e5cf3b56e7 65e9c5ffa75010e5cf3b56ef
X-Lambda-Id
7b0b2277-2455-431a-adba-dfa7a37ace95
X-Wf-Region
us-east-1
alt-svc: h3=":443"; ma=86400 cf-cache-status: HIT cf-ray: 9f55121f492ac94c-IAD date: Sat, 02 May 2026 06:46:46 GMT surrogate-control: max-age=432000 surrogate-key: www.flagsmith.com 64425c978745b453797839bb pageId:65e9c5ffa75010e5cf3b56e7 65e9c5ffa75010e5cf3b56ef x-lambda-id: 7b0b2277-2455-431a-adba-dfa7a37ace95 x-wf-region: us-east-1
Recommendations
Enable compression (gzip/brotli) to improve performance
Add Cache-Control header to optimize caching