HTTP Headers Analysis for https://yoa.st

Open Cached · just now

16 Headers

Detected Technologies from Headers

See all in URL Inspect 3

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=31536000; includeSubDomains; preload

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

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Add Content-Security-Policy header to prevent XSS attacks
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding, Cookie

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

Caching Headers

Age

Caching

731

Cache-Control

Caching

public, max-age=20445, s-maxage=20445, stale-while-revalidate=120, stale-if-error=14400

Last-Modified

Caching

Wed, 06 May 2026 18:19:16 GMT

age: 731
cache-control: public, max-age=20445, s-maxage=20445, stale-while-revalidate=120, stale-if-error=14400
last-modified: Wed, 06 May 2026 18:19:16 GMT

Content Headers

Content-Type

Content

text/html; charset=UTF-8

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

Server Headers

Server

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=WVE7GMH.CUADnbTBfP_fEBa_7UDQfyo.oifbG.BmL4o-1778092304-1.0.1.1-pg6Ug7J95Jzshx7EmI5xWH.mOxsUXHV_7nbfsQNRVLYoGAcL8CduYhn74D32FhJ0I5XFBVUtlm0h0F.933wmIHLYFxWfktgFDoJ.FFLSbHw; path=/; expires=Wed, 06-May-26 19:01:44 GMT; domain=.yoast.com; HttpOnly; Secure; SameSite=None

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

HIT

Cf-Ray

Other

9f7a103d6b3450b1-IAD

Date

Other

Wed, 06 May 2026 18:31:44 GMT

Link

Other

URL

https://yoast.com/app/themes/yoast-theme/css/style.min.css?ver=1777018686

rel=preload as=style nopush

URL

https://yoast.com/app/themes/yoast-theme/css/templates/menu.min.css?ver=1773654059

rel=preload as=style nopush

URL

https://cdn-4.convertexperiments.com/

rel=dns-prefetch

URL

https://cdn-4.convertexperiments.com/

rel=preconnect

alt-svc: h3=":443"; ma=86400
cf-cache-status: HIT
cf-ray: 9f7a103d6b3450b1-IAD
date: Wed, 06 May 2026 18:31:44 GMT
link: <https://yoast.com/app/themes/yoast-theme/css/style.min.css?ver=1777018686>; rel=preload; as=style; nopush, <https://yoast.com/app/themes/yoast-theme/css/templates/menu.min.css?ver=1773654059>; rel=preload; as=style; nopush, <https://cdn-4.convertexperiments.com/>; rel=dns-prefetch, <https://cdn-4.convertexperiments.com/>; rel=preconnect

Recommendations

Enable compression (gzip/brotli) to improve performance