HTTP Headers Analysis for https://zen.blablacar.com

Detected Technologies from Headers

See all in URL Inspect 2

DataDome

Envoy

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

Missing

Not configured

Referrer-Policy

Missing

Not configured

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
• 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

connection: close

Caching Headers

Cache-Control

Caching

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

Pragma

Caching

no-cache

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

Content Headers

Content-Length

Content

772

Content-Type

Content

text/html;charset=utf-8

content-length: 772
content-type: text/html;charset=utf-8

Server Headers

Server

istio-envoy

server: istio-envoy

CORS Headers

Access-Control-Allow-Credentials

Cors

true

Access-Control-Allow-Origin

Cors

*

Access-Control-Expose-Headers

Cors

x-dd-b, x-set-cookie

access-control-allow-credentials: true
access-control-allow-origin: *
access-control-expose-headers: x-dd-b, x-set-cookie

Cookies Headers

Set-Cookie

Cookies

set-cookie: datadome=kb~7yO5H9YrJHZFAjqtkJlOGJr9VSp~TEnWDRs9Xsp9u_sQ3EhrjN1eWmMi89CMqUOgUlDquQvvD0VuvKoPGbjVegCTz5QoW2bp7tlrriFmuUVBxY_WnZ1Egru0EWsce; Max-Age=31536000; Domain=.blablacar.fr; Path=/; Secure; SameSite=Lax

Other Headers

Accept-Ch

Other

Sec-CH-UA,Sec-CH-UA-Mobile,Sec-CH-UA-Platform,Sec-CH-UA-Arch,Sec-CH-UA-Full-Version-List,Sec-CH-UA-Model,Sec-CH-Device-Memory

Alt-Svc

Other

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

Charset

Other

utf-8

Date

Other

Wed, 08 Apr 2026 00:14:10 GMT

Via

Other

1.1 google

X-Datadome

Other

protected

X-Datadome-Cid

Other

AHrlqAAAAAMAUh085_2UrAIAQCJUeA==

X-Dd-B

Other

3

X-Envoy-Upstream-Service-Time

Other

14

accept-ch: Sec-CH-UA,Sec-CH-UA-Mobile,Sec-CH-UA-Platform,Sec-CH-UA-Arch,Sec-CH-UA-Full-Version-List,Sec-CH-UA-Model,Sec-CH-Device-Memory
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
charset: utf-8
date: Wed, 08 Apr 2026 00:14:10 GMT
via: 1.1 google
x-datadome: protected
x-datadome-cid: AHrlqAAAAAMAUh085_2UrAIAQCJUeA==
x-dd-b: 3
x-envoy-upstream-service-time: 14

Recommendations

Enable compression (gzip/brotli) to improve performance