HTTP Headers Analysis for https://elevenlabs.io

Detected Technologies from Headers

See all in URL Inspect 1

Next.js

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=1800;

Content-Security-Policy

Weak

frame-ancestors 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

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Significantly strengthen CSP directives
• 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)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Vary

Performance

rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding

connection: close
vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding

Caching Headers

Cache-Control

Caching

s-maxage=600, stale-while-revalidate=31535400

Etag

Caching

"mm9ec0vupo136an"

cache-control: s-maxage=600, stale-while-revalidate=31535400
etag: "mm9ec0vupo136an"

Content Headers

Content-Length

Content

1827903

Content-Type

Content

text/html; charset=utf-8

content-length: 1827903
content-type: text/html; charset=utf-8

Server Headers

X-Powered-By

Server

Next.js

x-powered-by: Next.js

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: anon_distinct_id=019d0994-d523-74f8-bf50-1bf7b2026276; Path=/; Expires=Mon, 15 Mar 2027 04:50:42 GMT; Max-Age=31104000; Domain=.elevenlabs.io; Secure; SameSite=strict
bootstrap_data=%7B%22distinctID%22%3A%22019d0994-d523-74f8-bf50-1bf7b2026276%22%2C%22deviceId%22%3A%22019d0994-d523-74f8-bf50-1bf7b2026276%22%2C%22isFirstVisit%22%3Atrue%2C%22featureFlags%22%3A%7B%7D%2C%22featureFlagPayloads%22%3A%7B%7D%7D; Path=/
geo_country=US; Path=/; Expires=Sat, 21 Mar 2026 04:50:42 GMT; Max-Age=86400; SameSite=strict

Other Headers

Alt-Svc

Other

h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

Date

Other

Fri, 20 Mar 2026 04:50:42 GMT

Via

Other

1.1 google

X-Middleware-Rewrite

Other

/en

X-Nextjs-Cache

Other

HIT

X-Nextjs-Prerender

Other

1

X-Nextjs-Stale-Time

Other

300

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Fri, 20 Mar 2026 04:50:42 GMT
via: 1.1 google
x-middleware-rewrite: /en
x-nextjs-cache: HIT
x-nextjs-prerender: 1
x-nextjs-stale-time: 300

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology