HTTP Headers Analysis for http://dbflute.org/lastaflute
Analyzed on November 02, 2025 at 13:46 UTC
URL: http://dbflute.org/lastaflute | Status: 404
19 Headers
Total Found
HTTP Security Headers
Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Good
default-src; style-src; img-src; +1 more
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Add Strict-Transport-Security header with max-age of at least 1 year
- • Strengthen CSP by removing 'unsafe-eval'
- • 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
Accept-Ranges
Performance
bytes
Connection
Performance
keep-alive
Vary
Performance
Accept-Encoding
Caching Headers
2 headers
Age
Caching
0
Etag
Caching
"64d39a40-24a3"
Content Headers
2 headers
Content-Length
Content
9379
Content-Type
Content
text/html; charset=utf-8
Server Headers
1 headers
Server
Server
GitHub.com
CORS Headers
1 headers
Access-Control-Allow-Origin
Cors
*
Cookies Headers
0 headers
No cookies headers found
Other Headers
9 headers
Date
Other
Sun, 02 Nov 2025 13:46:52 GMT
Via
Other
1.1 varnish
X-Cache
Other
MISS
X-Cache-Hits
Other
0
X-Fastly-Request-Id
Other
f44d90594506b35d69e8b4f48ecacab28371e059
X-Github-Request-Id
Other
BBFE:1F0239:1E63A79:2385D21:690760CC
X-Proxy-Cache
Other
MISS
X-Served-By
Other
cache-nyc-kteb1890079-NYC
X-Timer
Other
S1762091213.766073,VS0,VE22
Recommendations
Enable compression (gzip/brotli) to improve performance
Add Cache-Control header to optimize caching
Analysis completed in 39ms