DNS Gurus
Cached · just now
19 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
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Origin

Caching Headers

2 headers
Cache-Control
Caching
max-age=0, private, must-revalidate
Etag
Caching
W/"4223b3366f8c76e2549c90a7465efa7e"

Content Headers

1 headers
Content-Type
Content
text/html; charset=utf-8

Server Headers

2 headers
Server
Server
Heroku
X-Runtime
Server
0.004984

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_tropo_ivr_builder_session=V0IyRE45NzFxb0ptcnUrd3VLakpzcHM4dTVocHhwekp3WEc2L09iS0diZTVGNW13NkdCdFoxV0pVUkRFc3lGdjFPdVpRdkdCTXUyakxweFNhTUY1bU9hVE1DU2pvS04wTmZ0elVTZlZnVnZSVkprYkh0RklDb2poUDJUTFVRWEdyUWhWWmZPdmtuOSthcEU3a1pObnJBPT0tLXd4M21Ec000bnRUODBIWFNTSGlHQUE9PQ%3D%3D--f9233534af6a40f69972acb26835c70a3e8d7d01; path=/; HttpOnly

Other Headers

7 headers
Date
Other
Sun, 11 Jan 2026 17:07:48 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=zqTsKZaSkcjU%2BobR0pmy%2BD1MGNNJWkInGTPkn%2FnmarU%3D\u0026sid=af571f24-03ee-46d1-9f90-ab9030c2c74c\u0026ts=1768151268"}],"max_age":3600}
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=zqTsKZaSkcjU%2BobR0pmy%2BD1MGNNJWkInGTPkn%2FnmarU%3D&sid=af571f24-03ee-46d1-9f90-ab9030c2c74c&ts=1768151268"
Via
Other
1.1 heroku-router
X-Rack-Cors
Other
miss; no-origin
X-Request-Id
Other
941d9680-2f34-aa14-14a5-467d78b1034c

Recommendations

Enable compression (gzip/brotli) to improve performance