HTTP Headers Analysis for https://mixkit.co

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare CDN

Heroku

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=15552000; includeSubDomains; preload

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Add Content-Security-Policy header to prevent XSS attacks
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Age

Caching

774

Cache-Control

Caching

public, max-age=86400, stale-while-revalidate=3600, stale-if-error=28800, s-maxage=604800

Last-Modified

Caching

Sun, 26 Apr 2026 23:39:13 GMT

age: 774
cache-control: public, max-age=86400, stale-while-revalidate=3600, stale-if-error=28800, s-maxage=604800
last-modified: Sun, 26 Apr 2026 23:39:13 GMT

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

Server

cloudflare

X-Runtime

Server

0.048455

server: cloudflare
x-runtime: 0.048455

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=RgTZKbN8pKIuRjWnv.UKins35U9GqUt8fL3yLvU_7qU-1777247353.5168529-1.0.1.1-muTYOimnm8uStDHvA9w5sNJ9RUbPb9pXVtQySSuwrzZRMx.442y4VvgbsQrPsvP0Thq0l51jC.5L.K34EomyLmX9gUPMx5_9r1jrBxSmwYpjxGX69MGQWLILR2w4syLm; HttpOnly; Secure; Path=/; Domain=mixkit.co; Expires=Mon, 27 Apr 2026 00:19:13 GMT

Other Headers

Cf-Cache-Status

Other

HIT

Cf-Ray

Other

9f297b977c6edfcf-IAD

Date

Other

Sun, 26 Apr 2026 23:49:13 GMT

Link

Other

URL https://assets.mixkit.co/build/application-0c11c1abea96c7789a0ab727bf8aa04462a3fca33f9eb66020a37104ac589193.css

rel=preload as=style nopush

URL https://assets.mixkit.co/build/application-93d39f5d17012644615dba10338846c0c92011837d882113db07b6052d39536b.js

rel=preload as=script crossorigin=anonymous nopush

URL https://assets.mixkit.co/build/controllers-641d2c91f982f8a05920388ccbe0a4c59328a05bbb85e3a235fb9ed387bb53a7.js

rel=preload as=script nopush

Nel

Other

Report-To Group heroku-nel max-age: 1h

success: 1.0% failure: 10.0%

Report-To

Other

Group heroku-nel max-age: 1h

Endpoint 1 https://nel.heroku.com/reports?s=EB6mAg%2BEzUBqlx8pkwpaPk2IBy20uJnJUR%2BoA5nyieA%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1777246578

Reporting-Endpoints

Other

heroku-nel="https://nel.heroku.com/reports?s=EB6mAg%2BEzUBqlx8pkwpaPk2IBy20uJnJUR%2BoA5nyieA%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1777246578"

Via

Other

2.0 heroku-router

X-Permitted-Cross-Domain-Policies

Other

none

X-Request-Id

Other

44b31e65-60aa-7af8-447c-145ae9cf6950

cf-cache-status: HIT
cf-ray: 9f297b977c6edfcf-IAD
date: Sun, 26 Apr 2026 23:49:13 GMT
link: <https://assets.mixkit.co/build/application-0c11c1abea96c7789a0ab727bf8aa04462a3fca33f9eb66020a37104ac589193.css>; rel=preload; as=style; nopush,<https://assets.mixkit.co/build/application-93d39f5d17012644615dba10338846c0c92011837d882113db07b6052d39536b.js>; rel=preload; as=script; crossorigin=anonymous; nopush,<https://assets.mixkit.co/build/controllers-641d2c91f982f8a05920388ccbe0a4c59328a05bbb85e3a235fb9ed387bb53a7.js>; rel=preload; as=script; nopush
nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
report-to: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=EB6mAg%2BEzUBqlx8pkwpaPk2IBy20uJnJUR%2BoA5nyieA%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1777246578"}],"max_age":3600}
reporting-endpoints: heroku-nel="https://nel.heroku.com/reports?s=EB6mAg%2BEzUBqlx8pkwpaPk2IBy20uJnJUR%2BoA5nyieA%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1777246578"
via: 2.0 heroku-router
x-permitted-cross-domain-policies: none
x-request-id: 44b31e65-60aa-7af8-447c-145ae9cf6950

Recommendations

Enable compression (gzip/brotli) to improve performance