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23 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31556952
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
Accept-Ranges
Performance
bytes
Connection
Performance
keep-alive
Vary
Performance
Accept-Encoding

Caching Headers

5 headers
Age
Caching
2
Cache-Control
Caching
max-age=600
Etag
Caching
"69066723-96af"
Expires
Caching
Mon, 03 Nov 2025 02:08:27 GMT
Last-Modified
Caching
Sat, 01 Nov 2025 20:01:39 GMT

Content Headers

2 headers
Content-Length
Content
38575
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

10 headers
Date
Other
Mon, 03 Nov 2025 01:58:29 GMT
Via
Other
1.1 varnish
X-Cache
Other
HIT
X-Cache-Hits
Other
1
X-Fastly-Request-Id
Other
24d3adfa3a010fc43a513247cf7c6946620da711
X-Github-Request-Id
Other
CE45:179311:27C13F7:2E3B446:69080C42
X-Origin-Cache
Other
HIT
X-Proxy-Cache
Other
MISS
X-Served-By
Other
cache-ewr-kewr1740029-EWR
X-Timer
Other
S1762135109.230520,VS0,VE2

Recommendations

Enable compression (gzip/brotli) to improve performance

Analysis completed in 826ms