HTTP Headers Analysis for https://labs.sublime.security

Detected Technologies from Headers

See all in URL Inspect 6

Google Fonts

Headway

Plausible Analytics

Sentry

Vercel

Zapier

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

Basic

default-src; script-src; style-src; +10 more Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

no-referrer

Permissions-Policy

Present

microphone=(), geolocation=()

Recommendations

• Add Content-Security-Policy header to prevent XSS attacks

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Age

Caching

0

Cache-Control

Caching

private, no-cache, no-store, max-age=0, must-revalidate

Etag

Caching

"wvbk0vyusc2py"

age: 0
cache-control: private, no-cache, no-store, max-age=0, must-revalidate
etag: "wvbk0vyusc2py"

Content Headers

Content-Length

Content

3526

Content-Type

Content

text/html; charset=utf-8

content-length: 3526
content-type: text/html; charset=utf-8

Server Headers

Server

Vercel

server: Vercel

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Fri, 31 Jul 2026 13:29:09 GMT

Reporting-Endpoints

Other

csp-endpoint="https://o469185.ingest.us.sentry.io/api/5498151/security/?sentry_key=a261a2baf6644cd39bfec8f124e50e98"

X-Matched-Path

Other

/

X-Vercel-Cache

Other

MISS

X-Vercel-Id

Other

iad1::iad1::s7gwf-1785504546323-2bfc55a97dbc

date: Fri, 31 Jul 2026 13:29:09 GMT
reporting-endpoints: csp-endpoint="https://o469185.ingest.us.sentry.io/api/5498151/security/?sentry_key=a261a2baf6644cd39bfec8f124e50e98"
x-matched-path: /
x-vercel-cache: MISS
x-vercel-id: iad1::iad1::s7gwf-1785504546323-2bfc55a97dbc

Recommendations

Enable compression (gzip/brotli) to improve performance