DNS Gurus
Cached · just now
22 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=63072000; 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

4 headers
Cache-Control
Caching
private, no-store
Etag
Caching
W/"a220d4cf8dc5ebf43f73e22bb9013aa9"
Expires
Caching
Fri, 01 Jan 1990 00:00:00 GMT
Pragma
Caching
no-cache

Content Headers

2 headers
Content-Length
Content
71089
Content-Type
Content
text/html; charset=utf-8

Server Headers

2 headers
Server
Server
Heroku
X-Runtime
Server
0.005498

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

8 headers
Date
Other
Wed, 31 Dec 2025 23:27:21 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=C8NkxpzDAFUC97vXbEig5ukEnJpW8tVvinH%2BdRkF0N4%3D\u0026sid=af571f24-03ee-46d1-9f90-ab9030c2c74c\u0026ts=1767223641"}],"max_age":3600}
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=C8NkxpzDAFUC97vXbEig5ukEnJpW8tVvinH%2BdRkF0N4%3D&sid=af571f24-03ee-46d1-9f90-ab9030c2c74c&ts=1767223641"
Via
Other
1.1 heroku-router
X-Download-Options
Other
noopen
X-Permitted-Cross-Domain-Policies
Other
none
X-Request-Id
Other
a69d9ad4-3495-468e-01f7-af55e7d45437

Recommendations

Enable compression (gzip/brotli) to improve performance