Open
Cached
·
just now
19
Headers
HTTP Security Headers
Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Basic
style-src; frame-ancestors; default-src; +11 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
accelerometer=(), camera=(), gyroscope=(), magnetometer=(), microphone=()
Recommendations
- • Add Strict-Transport-Security header with max-age of at least 1 year
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
Performance Headers
3 headers
Connection
Performance
keep-alive
Transfer-Encoding
Performance
chunked
Vary
Performance
Cookie
Caching Headers
2 headers
Age
Caching
191
Last-Modified
Caching
Fri, 07 Nov 2025 08:02:59 GMT
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
__cf_bm=ds3CSbDOnfk0teFjaW9dvyrfO4KSalWKbfz4dySb0YE-1762502770.9450037-1.0.1.1-lnt5UaQZWUXQKodhVoUdH2C_z0Uyc4ELstIZpcoDDAwcBhuZGFULPgnt0rN2y2c3yuEa.E0Yw4fsyirV7Wf090NWVxSV0GlIAwxF1isF4ET9_l8kv0XVrqPZSJwdX7Mo; HttpOnly; Secure; Path=/; Domain=www.caltech.edu; Expires=Fri, 07 Nov 2025 08:36:10 GMT
Other Headers
5 headers
Cdn-Cache-Control
Other
public, max-age=600
Cf-Cache-Status
Other
HIT
Cf-Ray
Other
99ab546e6f9ad6b3-IAD
Date
Other
Fri, 07 Nov 2025 08:06:10 GMT
Server-Timing
Other
cfEdge;dur=11,cfOrigin;dur=0
Recommendations
Enable compression (gzip/brotli) to improve performance
Add Cache-Control header to optimize caching
Analysis completed in 282ms