HTTP Headers Analysis for https://embeds.beehiiv.com

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare CDN

Heroku

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

Vary

Performance

Origin

connection: close
transfer-encoding: chunked
vary: Origin

Caching Headers

Cache-Control

Caching

max-age=0, private, must-revalidate

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

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

cloudflare

X-Runtime

Server

0.000974

server: cloudflare
x-runtime: 0.000974

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=fkI7pW6eKiE9gUgsQtOXKaxlnxuRarke0r1xK6ERP6w-1788689206.6376724-1.0.1.1-9gbbmwJ9svbZyRpV1tVyqsa0nEBGRONy6RIo0l3hzmucMTmeAlVw2t3NcL3.rNN9Vnvq12TlGtSP.nH4_8XhAS5rlkhxe.GP_egQi1WTC2VuU5vAFvsYb.EqHlOcee25; HttpOnly; SameSite=None; Secure; Path=/; Domain=beehiiv.com; Expires=Sun, 06 Sep 2026 10:36:46 GMT

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a36ca9b57a1d602a-IAD

Date

Other

Sun, 06 Sep 2026 10:06:46 GMT

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=IZ72jYuZ0x485VDzx7HA2O63ZR2pxrnkrlVwgK80Z%2BA%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1788689206

Reporting-Endpoints

Other

heroku-nel="https://nel.heroku.com/reports?s=IZ72jYuZ0x485VDzx7HA2O63ZR2pxrnkrlVwgK80Z%2BA%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1788689206"

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=4

Via

Other

1.1 heroku-router

X-Permitted-Cross-Domain-Policies

Other

none

X-Request-Id

Other

b4013899-750e-ba29-cac0-f685e22d8594

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a36ca9b57a1d602a-IAD
date: Sun, 06 Sep 2026 10:06:46 GMT
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=IZ72jYuZ0x485VDzx7HA2O63ZR2pxrnkrlVwgK80Z%2BA%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1788689206"}],"max_age":3600}
reporting-endpoints: heroku-nel="https://nel.heroku.com/reports?s=IZ72jYuZ0x485VDzx7HA2O63ZR2pxrnkrlVwgK80Z%2BA%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1788689206"
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=4
via: 1.1 heroku-router
x-permitted-cross-domain-policies: none
x-request-id: b4013899-750e-ba29-cac0-f685e22d8594

Recommendations

Enable compression (gzip/brotli) to improve performance