28 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536001; includeSubDomains
Content-Security-Policy
Strong
default-src; child-src; object-src; +6 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Consider adding 'preload' to HSTS for maximum security
  • Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges
Performance
bytes
Connection
Performance
close
Vary
Performance
Accept-Encoding, Origin

Caching Headers

Age
Caching
522
Cache-Control
Caching
max-age=600
Etag
Caching
"69e09996-195d"
Expires
Caching
Tue, 28 Jul 2026 00:26:11 GMT
Last-Modified
Caching
Thu, 16 Apr 2026 08:11:02 GMT

Content Headers

Content-Length
Content
6493
Content-Type
Content
text/html; charset=utf-8

Server Headers

Server
Server
GitHub.com

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date
Other
Fri, 31 Jul 2026 12:42:18 GMT
Via
Other
1.1 varnish, 1.1 cdde60990b0b117cb5626dabd6b537d2.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
w4UBSihv8Dv6lsPQ2nlLrIF2ddHtkoUIDNOKibJMkzHBzsdY-luo2g==
X-Amz-Cf-Pop
Other
IAD55-P6
X-Cache
Other
Hit from cloudfront
X-Cache-Hits
Other
0
X-Fastly-Request-Id
Other
4e0aaef24d6788f58f9991a41740d9eacfd16fd6
X-Github-Request-Id
Other
2B24:14A33D:2A3B4E9:2D5CB8A:6A67F4CB
X-Proxy-Cache
Other
MISS
X-Served-By
Other
cache-iad-kcgs7200034-IAD
X-Timer
Other
S1785501738.434647,VS0,VE12

Recommendations

Enable compression (gzip/brotli) to improve performance