HTTP Headers Analysis for https://pister.dev

Detected Technologies from Headers

See all in URL Inspect 3

Cloudflare NEL Monitoring

Amazon S3

Cloudflare CDN

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

Connection

Performance

close

Transfer-Encoding

Performance

chunked

connection: close
transfer-encoding: chunked

Caching Headers

Last-Modified

Caching

Mon, 23 Mar 2026 12:46:41 GMT

last-modified: Mon, 23 Mar 2026 12:46:41 GMT

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

cloudflare

server: cloudflare

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

a22675fa3fc1489c-IAD

Date

Other

Tue, 28 Jul 2026 19:58:50 GMT

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 0.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=n4Ks11eGHYqp5v8%2Bu%2BaXPSqzi7YBlLOCMTVGM7pPHEY5TiiT3D3dL0JNZVVsCGdR3gGjZLDXTkjlwM%2Fl15ofZgM8MnNvN%2Fi6hA6girOZ%2Bz8bKxD11SgpeLnlQiKK

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=16,cfOrigin;dur=171

X-Amz-Id-2

Other

bx4Z4Jjntl7DCX1eOfVQGE64CqXFlYpdaAy2l1T9iCLLuyjZPn2bfn7XoW4hFkPBa1dhMG1Y1og=

X-Amz-Request-Id

Other

VB1ZX34F2559EYXA

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a22675fa3fc1489c-IAD
date: Tue, 28 Jul 2026 19:58:50 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=n4Ks11eGHYqp5v8%2Bu%2BaXPSqzi7YBlLOCMTVGM7pPHEY5TiiT3D3dL0JNZVVsCGdR3gGjZLDXTkjlwM%2Fl15ofZgM8MnNvN%2Fi6hA6girOZ%2Bz8bKxD11SgpeLnlQiKK"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=16,cfOrigin;dur=171
x-amz-id-2: bx4Z4Jjntl7DCX1eOfVQGE64CqXFlYpdaAy2l1T9iCLLuyjZPn2bfn7XoW4hFkPBa1dhMG1Y1og=
x-amz-request-id: VB1ZX34F2559EYXA

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching