HTTP Headers Analysis for https://cdn.coremaster.dev

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

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

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• 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

accept-ranges: bytes
connection: close

Caching Headers

Cache-Control

Caching

max-age=0

cache-control: max-age=0

Content Headers

Content-Length

Content

247

Content-Type

Content

application/xml

content-length: 247
content-type: application/xml

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=ZPsV8GeAxBvNbRiXbrDzDBDTGDZ4_1heaKFCeRhKmWE-1788967381.3177943-1.0.1.1-c4h.MXJmSsaAykfoY.aU1v2d4BwxzbMDMzMfb4t4LzAko3MRSzV7D.kKaxe8aG6EBmUML1sqoXqTzKNtn0uO6avAMrC2YMEXyNC.8SMZ52281uLzbH.TVYXX4q4Xpy6Y; HttpOnly; SameSite=None; Secure; Path=/; Domain=cdn.coremaster.dev; Expires=Wed, 09 Sep 2026 15:53:01 GMT

Other Headers

Cf-Cache-Status

Other

BYPASS

Cf-Ray

Other

a38731153bae9422-IAD

Date

Other

Wed, 09 Sep 2026 15:23:01 GMT

X-Amz-Request-Id

Other

tx00000cec1b24ce23e55d3-006aa179d5-8984190-nyc3e

X-Do-Cdn-Uuid

Other

06fdddd9-f3be-42fd-ad29-1b3aa0686737

cf-cache-status: BYPASS
cf-ray: a38731153bae9422-IAD
date: Wed, 09 Sep 2026 15:23:01 GMT
x-amz-request-id: tx00000cec1b24ce23e55d3-006aa179d5-8984190-nyc3e
x-do-cdn-uuid: 06fdddd9-f3be-42fd-ad29-1b3aa0686737

Recommendations

Enable compression (gzip/brotli) to improve performance