DNS Gurus
Cached · just now
20 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • 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
close
Vary
Performance
accept-encoding

Caching Headers

3 headers
Age
Caching
2830
Cache-Control
Caching
public, max-age=300, s-maxage=3600, stale-while-revalidate=3600, stale-if-error=86400
Last-Modified
Caching
Sat, 27 Dec 2025 04:30:46 GMT

Content Headers

2 headers
Content-Length
Content
63055
Content-Type
Content
text/html;charset=utf-8

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

8 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
HIT
Cf-Ray
Other
9b465abeaaa0990a-IAD
Date
Other
Sat, 27 Dec 2025 05:17:56 GMT
Nel
Other
{"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To
Other
{"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=%2FFV4EYFpfN5Loy7cFTSoaeDcoN5pbW1RwJz7d%2F3zLow%3D\u0026sid=e11707d5-02a7-43ef-b45e-2cf4d2036f7d\u0026ts=1766809846"}],"max_age":3600}
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=%2FFV4EYFpfN5Loy7cFTSoaeDcoN5pbW1RwJz7d%2F3zLow%3D&sid=e11707d5-02a7-43ef-b45e-2cf4d2036f7d&ts=1766809846"
Via
Other
2.0 heroku-router

Recommendations

Enable compression (gzip/brotli) to improve performance

Analysis completed in 38ms