HTTP Headers Analysis for https://cdn.flatpaks.redhat.com

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=86400 ; includeSubDomains

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

Connection

Performance

close, Transfer-Encoding

Transfer-Encoding

Performance

chunked

connection: close, Transfer-Encoding
transfer-encoding: chunked

Caching Headers

Cache-Control

Caching

public, max-age=3600, stale-while-revalidate=86400, stale-if-error=86400

cache-control: public, max-age=3600, stale-while-revalidate=86400, stale-if-error=86400

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Fri, 15 May 2026 08:48:41 GMT

X-Device-Viewport

Other

desktop

X-Middleware-Request-X-Trace-Id

Other

trace_1778832591556_17smsyk8

X-Rh-Edge-Alb-Dc

Other

prod_catalog_mpp_aws_us_west_2

X-Rh-Edge-Cache-Status

Other

Miss from child, Miss from parent

X-Rh-Edge-Reference-Id

Other

0.976bdc17.1778834921.fe847a9

X-Rh-Edge-Request-Id

Other

fe847a9

X-Ssr-App-Code

Other

CATA-003

X-Ssr-App-Release

Other

2a342a67

X-Ssr-Deployed-On

Other

2026-05-12T12:01:58-05:00

X-Ssr-Platform-Release

Other

1.26.0

X-Trace-Id

Other

trace_1778832591556_17smsyk8

date: Fri, 15 May 2026 08:48:41 GMT
x-device-viewport: desktop
x-middleware-request-x-trace-id: trace_1778832591556_17smsyk8
x-rh-edge-alb-dc: prod_catalog_mpp_aws_us_west_2
x-rh-edge-cache-status: Miss from child, Miss from parent
x-rh-edge-reference-id: 0.976bdc17.1778834921.fe847a9
x-rh-edge-request-id: fe847a9
x-ssr-app-code: CATA-003
x-ssr-app-release: 2a342a67
x-ssr-deployed-on: 2026-05-12T12:01:58-05:00
x-ssr-platform-release: 1.26.0
x-trace-id: trace_1778832591556_17smsyk8

Recommendations

Enable compression (gzip/brotli) to improve performance