DNS Gurus
Cached · just now
14 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

2 headers
Connection
Performance
close
Content-Encoding
Performance
gzip

Caching Headers

1 headers
Last-Modified
Caching
Thu, 25 Dec 2025 13:46:26 GMT

Content Headers

3 headers
Content-Encoding
Content
gzip
Content-Length
Content
539
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
Heroku

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

5 headers
Date
Other
Fri, 26 Dec 2025 07:13:53 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=QICe9%2B9unRkBVBWn2bYY35ZU8mihqqtYp7PJ96URxp0%3D\u0026sid=929419e7-33ea-4e2f-85f0-7d8b7cd5cbd6\u0026ts=1766733233"}],"max_age":3600}
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=QICe9%2B9unRkBVBWn2bYY35ZU8mihqqtYp7PJ96URxp0%3D&sid=929419e7-33ea-4e2f-85f0-7d8b7cd5cbd6&ts=1766733233"
Via
Other
1.1 heroku-router

Recommendations

Add Cache-Control header to optimize caching

Analysis completed in 141ms