DNS Gurus
Cached · just now
11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SameOrigin
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
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

1 headers
Connection
Performance
close

Caching Headers

0 headers
No caching headers found

Content Headers

2 headers
Content-Length
Content
4327
Content-Type
Content
text/html; charset=utf-8

Server Headers

0 headers
No server headers found

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

3 headers
Content-Security-Policy-Report-Only
Other
base-uri 'none'; connect-src 'self' https://heapanalytics.com https://o4505002325508096.ingest.sentry.io; default-src 'self'; font-src 'self' https://heapanalytics.com; form-action 'self'; img-src 'self' data: https://heapanalytics.com https://dl.styra.com/; object-src 'none'; report-to styra-csp; report-uri /_/csp; script-src 'self' 'unsafe-eval'; script-src-elem 'self' https://cdn.heapanalytics.com https://heapanalytics.com https://dl.styra.com/ 'unsafe-inline'; style-src 'self' https://heapanalytics.com 'unsafe-inline'; style-src-elem 'self' https://dl.styra.com/; worker-src blob:
Date
Other
Tue, 30 Dec 2025 23:00:36 GMT
Report-To
Other
{"endpoints":[{"url":"https://docs.styra.com/_/csp"}],"group":"styra-csp","max_age":604800}

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching