HTTP Headers Analysis for https://api.useproof.com

Detected Technologies from Headers

See all in URL Inspect 5

Cloudflare NEL Monitoring

AWS

AWS API Gateway

AWS CloudFront

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

connection: close

Caching Headers

No caching headers found

Content Headers

Content-Length

Content

42

Content-Type

Content

application/json

content-length: 42
content-type: application/json

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

9d2983e4cf2b0a7f-IAD

Date

Other

Mon, 23 Feb 2026 20:36:24 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=qQJ5wdcQD46rQ30JlhVjZs7JFaue%2Brdhe%2FGEKWh4ov5Wo9OLQUqFTcUWjerNVwmKPzE6XoRJ3KZ1Rg8W9CIxndAT3q7zpT4%2F4XEtxPQ7

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=8,cfOrigin;dur=5

Via

Other

1.1 caaddf8ce46d2bfa1216d6fdd9c0393c.cloudfront.net (CloudFront)

X-Amz-Apigw-Id

Other

ZQILYGnhoAMEWhw=

X-Amz-Cf-Id

Other

IVVsOJ1yJHMUNkD-QYRMY-6lnPE3MY7NtTD4xIVm-he06G2CUNK3qg==

X-Amz-Cf-Pop

Other

IAD61-P4

X-Amzn-Errortype

Other

MissingAuthenticationTokenException

X-Amzn-Requestid

Other

6c5f1478-997f-4dc4-a256-3a8a99c85a87

X-Cache

Other

Error from cloudfront

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9d2983e4cf2b0a7f-IAD
date: Mon, 23 Feb 2026 20:36:24 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=qQJ5wdcQD46rQ30JlhVjZs7JFaue%2Brdhe%2FGEKWh4ov5Wo9OLQUqFTcUWjerNVwmKPzE6XoRJ3KZ1Rg8W9CIxndAT3q7zpT4%2F4XEtxPQ7"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=8,cfOrigin;dur=5
via: 1.1 caaddf8ce46d2bfa1216d6fdd9c0393c.cloudfront.net (CloudFront)
x-amz-apigw-id: ZQILYGnhoAMEWhw=
x-amz-cf-id: IVVsOJ1yJHMUNkD-QYRMY-6lnPE3MY7NtTD4xIVm-he06G2CUNK3qg==
x-amz-cf-pop: IAD61-P4
x-amzn-errortype: MissingAuthenticationTokenException
x-amzn-requestid: 6c5f1478-997f-4dc4-a256-3a8a99c85a87
x-cache: Error from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching