16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000
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
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • 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

1 headers
Vary
Performance
Origin, Accept, Accept-Encoding

Caching Headers

0 headers
No caching headers found

Content Headers

2 headers
Content-Length
Content
0
Content-Type
Content
application/json

Server Headers

1 headers
Server
Server
Heroku

CORS Headers

1 headers
Access-Control-Allow-Credentials
Cors
true

Cookies Headers

0 headers
No cookies headers found

Other Headers

7 headers
Date
Other
Sun, 09 Nov 2025 23:37:34 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=27zFqHEY4DA9AETbidyYZqNXkmIgsxO4JUl6x6ld3Z4%3D\u0026sid=929419e7-33ea-4e2f-85f0-7d8b7cd5cbd6\u0026ts=1762731454"}],"max_age":3600}
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=27zFqHEY4DA9AETbidyYZqNXkmIgsxO4JUl6x6ld3Z4%3D&sid=929419e7-33ea-4e2f-85f0-7d8b7cd5cbd6&ts=1762731454"
Via
Other
1.1 heroku-router
X-Dns-Prefetch-Control
Other
off
X-Download-Options
Other
noopen

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Analysis completed in 71ms