HTTP Headers Analysis for https://v0.app

Open Cached · just now

23 Headers

Detected Technologies from Headers

See all in URL Inspect 12

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000

Content-Security-Policy

Good

default-src; img-src; script-src; +7 more 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

Present

clipboard-read=*, clipboard-write=*

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Strengthen CSP by removing 'unsafe-eval'
• 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)

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

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

accept-ranges: bytes
connection: close
transfer-encoding: chunked
vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch

Caching Headers

Age

Caching

1470

Cache-Control

Caching

public, max-age=0, must-revalidate

age: 1470
cache-control: public, max-age=0, must-revalidate

Content Headers

Content-Disposition

Content

inline

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

Server

Server

Vercel

server: Vercel

CORS Headers

Access-Control-Allow-Origin

Cors

*

access-control-allow-origin: *

Cookies Headers

Set-Cookie

Cookies

set-cookie: anon-id=anon%3AuN0eWDuh_VYRpRifzennU; Path=/; Expires=Sat, 06 Jun 2026 19:09:13 GMT; Max-Age=2592000; Secure

Other Headers

Date

Other

Thu, 07 May 2026 19:09:13 GMT

Document-Policy

Other

js-profiling

Link

Other

URL /chat-static/_next/static/media/8c2eb9ceedecfc8e-s.p.23aeddxv5enbo.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=font crossorigin type=font/woff2

URL /chat-static/_next/static/media/GeistMono_Variable.p.41v1eixzgm5h6.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=font crossorigin type=font/woff2

URL /chat-static/_next/static/media/Geist_Variable-s.p.2glxvv8dkzvo5.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=font crossorigin type=font/woff2

URL

/chat-static/_next/static/chunks/2afxeueijb306.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=style

URL /chat-static/_next/static/media/8c2eb9ceedecfc8e-s.p.23aeddxv5enbo.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=font crossorigin type=font/woff2

URL /chat-static/_next/static/media/GeistMono_Variable.p.41v1eixzgm5h6.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=font crossorigin type=font/woff2

URL /chat-static/_next/static/media/Geist_Variable-s.p.2glxvv8dkzvo5.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=font crossorigin type=font/woff2

URL

/chat-static/_next/static/chunks/2afxeueijb306.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=style

URL

/chat-static/_next/static/chunks/3ioc23dv9rgtd.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=style

URL

/chat-static/_next/static/chunks/16uxkyid6raao.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=style

URL

/chat-static/_next/static/chunks/2n2sos0zew7g7.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=style

URL

/chat-static/_next/static/chunks/0gaemdvrr7bb1.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5

rel=preload as=style

X-Matched-Path

Other

/chat/v0pprvariant-0-0-en-/id

X-Nextjs-Prerender

Other

1

X-Nextjs-Rewritten-Path

Other

/chat/v0pprvariant-0-0-en-/id

X-Nextjs-Stale-Time

Other

300

X-Vercel-Cache

Other

HIT

X-Vercel-Id

Other

iad1::29rqc-1778180953288-c6442a30cbcf

date: Thu, 07 May 2026 19:09:13 GMT
document-policy: js-profiling
link: </chat-static/_next/static/media/8c2eb9ceedecfc8e-s.p.23aeddxv5enbo.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </chat-static/_next/static/media/GeistMono_Variable.p.41v1eixzgm5h6.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </chat-static/_next/static/media/Geist_Variable-s.p.2glxvv8dkzvo5.woff2?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </chat-static/_next/static/chunks/2afxeueijb306.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="style", </chat-static/_next/static/chunks/3ioc23dv9rgtd.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="style", </chat-static/_next/static/chunks/16uxkyid6raao.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="style", </chat-static/_next/static/chunks/2n2sos0zew7g7.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="style", </chat-static/_next/static/chunks/0gaemdvrr7bb1.css?dpl=dpl_EHjDf6U9txQBGy6FTho239x6Yes5>; rel=preload; as="style"
x-matched-path: /chat/v0pprvariant-0-0-en-/id
x-nextjs-prerender: 1
x-nextjs-rewritten-path: /chat/v0pprvariant-0-0-en-/id
x-nextjs-stale-time: 300
x-vercel-cache: HIT
x-vercel-id: iad1::29rqc-1778180953288-c6442a30cbcf

Recommendations

Enable compression (gzip/brotli) to improve performance