HTTP Headers Analysis for https://vaadin.com
Analyzed on November 02, 2025 at 21:30 UTC
URL: https://vaadin.com | Status: 200
17 Headers
Total Found
HTTP Security Headers
Status
Strict-Transport-Security
Weak
max-age=0; includeSubDomains;
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
Performance Headers
3 headers
Connection
Performance
keep-alive
Transfer-Encoding
Performance
chunked
Vary
Performance
accept-encoding
Caching Headers
3 headers
Cache-Control
Caching
no-cache, no-store, max-age=0, must-revalidate
Expires
Caching
0
Pragma
Caching
no-cache
Content Headers
1 headers
Content-Type
Content
text/html;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
AWSALBCORS=oSfjnDh2/nZDmrFc7m2XnkBko3Je3AMfNUWTP7YyNYchseZoAJM+QvqIOBkqDiWIMDSjWPVTyswmn+gXlwNXZONlY2OgqvxzDuP/I/3om2LQxOv/7n+JNNn5L0Y8; SameSite=None; Secure; Path=/; Expires=Sun, 09 Nov 2025 21:24:58 GMT
Other Headers
4 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9986b3ab7ed20cef-IAD
Date
Other
Sun, 02 Nov 2025 21:24:58 GMT
X-Hubspot-Cache
Other
enable
Recommendations
Enable compression (gzip/brotli) to improve performance
Analysis completed in 1ms