Open
Cached
·
just now
15
Headers
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=63072000
Content-Security-Policy
Missing
Not configured
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
- • Add Content-Security-Policy header to prevent XSS attacks
- • 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
close
Transfer-Encoding
Performance
chunked
Vary
Performance
RSC, Next-Router-State-Tree, Next-Router-Prefetch
Caching Headers
2 headers
Age
Caching
0
Cache-Control
Caching
private, no-cache, no-store, max-age=0, must-revalidate
Content Headers
1 headers
Content-Type
Content
text/html; charset=utf-8
Server Headers
2 headers
Server
Server
Vercel
X-Powered-By
Server
Next.js
CORS Headers
0 headers
No CORS headers found
Cookies Headers
1 headers
Set-Cookie
Cookies
__Secure-authjs.callback-url=https%3A%2F%2Fwww.prism-reception.jp; Path=/; HttpOnly; Secure; SameSite=Lax
Other Headers
5 headers
Date
Other
Sat, 06 Dec 2025 08:02:09 GMT
Link
Other
</_next/static/media/01af0fc7b4278e65-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/90475aac776488b6-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/a34f9d1faa5f3315-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/e11418ac562b8ac1-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2"
X-Matched-Path
Other
/
X-Vercel-Cache
Other
MISS
X-Vercel-Id
Other
iad1::iad1::t72nf-1765008127423-3289df5f5471
Recommendations
Enable compression (gzip/brotli) to improve performance
Consider removing X-Powered-By header to hide server technology
Analysis completed in 2336ms