HTTP Headers Analysis for https://do.featurebase.app

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=15552000; includeSubDomains; preload

Content-Security-Policy

Good

default-src; base-uri; block-all-mixed-content; +8 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

no-referrer

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Strengthen CSP by removing 'unsafe-eval'
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Vary

Performance

Accept-Encoding

connection: close
vary: Accept-Encoding

Caching Headers

Etag

Caching

W/"22-MnP2DXh+JV9+bkb84v6/bs6Ql8A"

etag: W/"22-MnP2DXh+JV9+bkb84v6/bs6Ql8A"

Content Headers

Content-Length

Content

34

Content-Type

Content

application/json; charset=utf-8

content-length: 34
content-type: application/json; charset=utf-8

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: featurebase-anon-id=019ffbc8-6844-79d5-8090-0371f5802e70; Max-Age=31536000; Domain=do.featurebase.app; Path=/; Expires=Fri, 13 Aug 2027 15:40:42 GMT; HttpOnly; Secure; SameSite=Lax

Other Headers

Cf-Cache-Status

Other

BYPASS

Cf-Ray

Other

a2a8d1debe162290-IAD

Date

Other

Thu, 13 Aug 2026 15:40:43 GMT

X-Dns-Prefetch-Control

Other

off

X-Download-Options

Other

noopen

X-Permitted-Cross-Domain-Policies

Other

none

cf-cache-status: BYPASS
cf-ray: a2a8d1debe162290-IAD
date: Thu, 13 Aug 2026 15:40:43 GMT
x-dns-prefetch-control: off
x-download-options: noopen
x-permitted-cross-domain-policies: none

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching