HTTP Headers Analysis for https://reactant.dev

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

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

Present

interest-cohort=()

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)

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Origin

connection: close
transfer-encoding: chunked
vary: Origin

Caching Headers

Cache-Control

Caching

max-age=600

Expires

Caching

Sun, 09 Aug 2026 09:25:24 UTC

Last-Modified

Caching

Tue, 01 Jun 2021 02:14:18 GMT

cache-control: max-age=600
expires: Sun, 09 Aug 2026 09:25:24 UTC
last-modified: Tue, 01 Jun 2021 02:14:18 GMT

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

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

a285a7f66ff6fc74-IAD

Date

Other

Sun, 09 Aug 2026 09:15:24 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=1cd6rncbT%2FCIy9TgVgidl7hOL1P85tuogq991%2BUA6Zj%2BcvORxgca0i%2FDuGsVQzvi8Bk%2F%2Ftb1k7dGRjEjyHrDt%2BxcxkIZGeGSEbHyX7CIJztwbEs17zCtZ%2FUpRolGpck%3D

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=6,cfOrigin;dur=190

X-Request-Id

Other

01KZJWWDJWKDWREMS6R31FNN2W

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a285a7f66ff6fc74-IAD
date: Sun, 09 Aug 2026 09:15:24 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=1cd6rncbT%2FCIy9TgVgidl7hOL1P85tuogq991%2BUA6Zj%2BcvORxgca0i%2FDuGsVQzvi8Bk%2F%2Ftb1k7dGRjEjyHrDt%2BxcxkIZGeGSEbHyX7CIJztwbEs17zCtZ%2FUpRolGpck%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=6,cfOrigin;dur=190
x-request-id: 01KZJWWDJWKDWREMS6R31FNN2W

Recommendations

Enable compression (gzip/brotli) to improve performance