HTTP Headers Analysis for https://api.s2d.app

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare NEL Monitoring

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

Content-Security-Policy

Good

default-src; frame-ancestors 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-when-downgrade

Permissions-Policy

Present

interest-cohort=()

Recommendations

• Add Strict-Transport-Security header with max-age of at least 1 year
• Strengthen CSP by removing 'unsafe-eval'

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

accept-encoding

connection: close
transfer-encoding: chunked
vary: accept-encoding

Caching Headers

Last-Modified

Caching

Tue, 21 Apr 2020 14:09:01 GMT

last-modified: Tue, 21 Apr 2020 14:09:01 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

a2d8ed813c81e5f7-IAD

Date

Other

Wed, 19 Aug 2026 11:48:11 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=dPRr6xbRHk1Iam063gS3W3be3MPpWRVb%2Bu2KLzrCdUwK%2FEAdGlFbEdYG3dkQsFW%2FqEhbTw3gQf7ggyDcI4XV8KVPW3KFYXLnFzoySntExgqDzMEn9XK2%2FHos3HT4jg%3D%3D

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=99,cfOrigin;dur=71

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a2d8ed813c81e5f7-IAD
date: Wed, 19 Aug 2026 11:48:11 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=dPRr6xbRHk1Iam063gS3W3be3MPpWRVb%2Bu2KLzrCdUwK%2FEAdGlFbEdYG3dkQsFW%2FqEhbTw3gQf7ggyDcI4XV8KVPW3KFYXLnFzoySntExgqDzMEn9XK2%2FHos3HT4jg%3D%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=99,cfOrigin;dur=71

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching