17 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
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 X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Add X-Content-Type-Options: nosniff
  • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges
Performance
bytes
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

Cache-Control
Caching
public, max-age=0
Last-Modified
Caching
Tue, 13 Jan 2026 15:10:20 GMT

Content Headers

Content-Type
Content
text/html; charset=UTF-8

Server Headers

Server
Server
cloudflare
X-Powered-By
Server
Express

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
a00b45536c562902-IAD
Date
Other
Sun, 24 May 2026 09:28:32 GMT
Nel
Other
Report-To Group heroku-nel max-age: 1h
success: 1.0% failure: 10.0%
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=%2BkkfW6ZooAWR9b%2FS%2F5zl3xswojmE0FUNYBKVOOhOwOY%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1779614912"
Server-Timing
Other
cfCacheStatus;desc="DYNAMIC", cfEdge;dur=13,cfOrigin;dur=212
Via
Other
2.0 heroku-router

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology