HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=63072000;includeSubdomains;preload
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

2 headers
Accept-Ranges
Performance
bytes
Vary
Performance
Accept-Encoding

Caching Headers

5 headers
Age
Caching
0
Cache-Control
Caching
max-age=600
Etag
Caching
"69040a80-a3a3"
Expires
Caching
Mon, 03 Nov 2025 03:20:43 GMT
Last-Modified
Caching
Fri, 31 Oct 2025 01:01:52 GMT

Content Headers

2 headers
Content-Length
Content
41891
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
Mon, 03 Nov 2025 03:10:43 GMT
Via
Other
1.1 varnish
X-Cache
Other
MISS
X-Cache-Hits
Other
0
X-Fastly-Request-Id
Other
d26ae82c3c1bf941c38276a28974b872e8593c89
X-Github-Request-Id
Other
91DA:2D3055:28AF370:2CD7C91:69081D32
X-Proxy-Cache
Other
MISS
X-Served-By
Other
cache-chi-kigq8000072-CHI
X-Timer
Other
S1762139443.450814,VS0,VE78

Recommendations

Enable compression (gzip/brotli) to improve performance

Analysis completed in 426ms