30 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000; includeSubDomains
Content-Security-Policy
Good
default-src; base-uri; font-src; +8 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
Permissions-Policy
Missing
Not configured
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Strengthen CSP by removing 'unsafe-eval'
  • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Accept-Ranges
Performance
bytes
Connection
Performance
keep-alive
Vary
Performance
Origin, Accept-Encoding, x-fh-requested-host, accept-encoding

Caching Headers

3 headers
Cache-Control
Caching
no-store, no-cache, must-revalidate, proxy-revalidate
Etag
Caching
W/"76-tkf3Yh90B6OimloygB0yAcxNick"
Expires
Caching
0

Content Headers

3 headers
Content-Language
Content
ja-JP
Content-Length
Content
118
Content-Type
Content
application/problem+json; charset=utf-8

Server Headers

1 headers
Server
Server
Google Frontend

CORS Headers

1 headers
Access-Control-Allow-Credentials
Cors
true

Cookies Headers

0 headers
No cookies headers found

Other Headers

11 headers
Alt-Svc
Other
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
Date
Other
Sat, 22 Nov 2025 00:05:02 GMT
Origin-Agent-Cluster
Other
?1
X-Cache
Other
MISS
X-Cache-Hits
Other
0
X-Cloud-Trace-Context
Other
b9ed6b30ecf2390f869cbb4adef4061a;o=1
X-Dns-Prefetch-Control
Other
off
X-Download-Options
Other
noopen
X-Permitted-Cross-Domain-Policies
Other
none
X-Served-By
Other
cache-pdk-kfty8610085-PDK
X-Timer
Other
S1763769902.280880,VS0,VE220

Recommendations

Enable compression (gzip/brotli) to improve performance

Analysis completed in 582ms