HTTP Headers Analysis for https://www.proof.com

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=31536000; includeSubDomains; preload

Content-Security-Policy

Weak

frame-ancestors Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Significantly strengthen CSP directives
• 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

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Age

Caching

22974

Last-Modified

Caching

Mon, 27 Apr 2026 19:13:54 GMT

age: 22974
last-modified: Mon, 27 Apr 2026 19:13:54 GMT

Content Headers

Content-Type

Content

text/html; charset=utf-8

content-type: text/html; charset=utf-8

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: _cfuvid=hGS5o_eGFyVQNg91pqHFyc7uiAJrcc5MqiFuyKIwh7g-1777340208.8034225-1.0.1.1-L2HBXject_IWgTV7LjYCgRJPfYuihv0TkKDLffwGZmM; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.proof.com

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

HIT

Cf-Ray

Other

9f3256910f370599-IAD

Date

Other

Tue, 28 Apr 2026 01:36:48 GMT

Surrogate-Control

Other

max-age=432000

Surrogate-Key

Other

www.proof.com 6481e5e765142e9387833b4f pageId:6481e5e765142e9387833b9f 6488b3543f26d6f15d5d39b5 65c64b0aed4231c4e1ba6a97 68dee2bf4699d9f82f57e992

X-Lambda-Id

Other

a8ede8a1-457d-4481-b257-95f691284913

X-Wf-Region

Other

us-east-1

alt-svc: h3=":443"; ma=86400
cf-cache-status: HIT
cf-ray: 9f3256910f370599-IAD
date: Tue, 28 Apr 2026 01:36:48 GMT
surrogate-control: max-age=432000
surrogate-key: www.proof.com 6481e5e765142e9387833b4f pageId:6481e5e765142e9387833b9f 6488b3543f26d6f15d5d39b5 65c64b0aed4231c4e1ba6a97 68dee2bf4699d9f82f57e992
x-lambda-id: a8ede8a1-457d-4481-b257-95f691284913
x-wf-region: us-east-1

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching