HTTP Headers Analysis for https://redis.io
Analyzed on November 02, 2025 at 19:11 UTC
URL: https://redis.io | Status: 200
17 Headers
Total Found
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=10368000; includeSubDomains; preload
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Missing
Not configured
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-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • 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
3 headers
Connection
Performance
keep-alive
Transfer-Encoding
Performance
chunked
Vary
Performance
RSC, Next-Router-State-Tree, Next-Router-Prefetch, accept-encoding
Caching Headers
2 headers
Age
Caching
4121
Cache-Control
Caching
public, max-age=0, must-revalidate
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
_cfuvid=nQkITPEbJP.6xCiUh.3W6h5afkJem3y80aYoBZ9amWs-1762110684.989568-1.0.1.1-auOX3pAsqhIQQ7D.uyLIfZ4O0RmcdegZAStMOcnPCd8; HttpOnly; SameSite=None; Secure; Path=/; Domain=redis.io
Other Headers
7 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9985f0052d0d1329-IAD
Date
Other
Sun, 02 Nov 2025 19:11:25 GMT
Server-Timing
Other
cfEdge;dur=115,cfOrigin;dur=0
X-Matched-Path
Other
/[lang]
X-Vercel-Cache
Other
HIT
X-Vercel-Id
Other
iad1::iad1::ll4v5-1762110685041-fe47b12fed27
Recommendations
Enable compression (gzip/brotli) to improve performance
Analysis completed in 1ms