HTTP Headers Analysis for https://v1.rspack.rs

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

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

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
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

connection: close
transfer-encoding: chunked

Caching Headers

Cache-Control

Caching

public, max-age=0, must-revalidate

cache-control: public, max-age=0, must-revalidate

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

Access-Control-Allow-Origin

Cors

*

access-control-allow-origin: *

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a253e0ec4b84c574-IAD

Date

Other

Mon, 03 Aug 2026 08:16:09 GMT

Link

Other

URL https://assets.rspack.rs/rspack/navbar-logo-light.png

rel=preload as=image

URL https://assets.rspack.rs/rspack/navbar-logo-dark.png

rel=preload as=image

URL https://assets.rspack.rs/rspack/assets/landingpage-background-compressed.png

rel=preload as=image

URL https://assets.rspack.rs/rspack/rspack-logo.svg

rel=preload as=image

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=Q2iM5nFV9eqjd0Q4nNGMTiOnEqTeurET%2FGGeUqCd0w9npeTIX%2BpERbwKYFTA0Nh7Pfgelzi7IYq%2FuhjMTsxoVHJQXIL93k%2BtXgt%2FdlD5hGV68QMejVTVxLkw0u8NXTE%3D

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=14,cfOrigin;dur=47

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a253e0ec4b84c574-IAD
date: Mon, 03 Aug 2026 08:16:09 GMT
link: <https://assets.rspack.rs/rspack/navbar-logo-light.png>; rel="preload"; as=image, <https://assets.rspack.rs/rspack/navbar-logo-dark.png>; rel="preload"; as=image, <https://assets.rspack.rs/rspack/assets/landingpage-background-compressed.png>; rel="preload"; as=image, <https://assets.rspack.rs/rspack/rspack-logo.svg>; rel="preload"; as=image, </static/svg/Speedometer.e6ce5b2c.svg>; rel="preload"; as=image, </static/svg/Lightning.7b8c41ec.svg>; rel="preload"; as=image, </static/svg/FrameCheck.ccc904a9.svg>; rel="preload"; as=image
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=Q2iM5nFV9eqjd0Q4nNGMTiOnEqTeurET%2FGGeUqCd0w9npeTIX%2BpERbwKYFTA0Nh7Pfgelzi7IYq%2FuhjMTsxoVHJQXIL93k%2BtXgt%2FdlD5hGV68QMejVTVxLkw0u8NXTE%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=14,cfOrigin;dur=47

Recommendations

Enable compression (gzip/brotli) to improve performance