HTTP Headers Analysis for https://vtrip.jp

Detected Technologies from Headers

See all in URL Inspect 15

Adyen

Datadog

Envoy

Google Analytics

Google API JS Client

Google Conversion Tracking

Google DoubleClick

Google Fonts

Google Search

Google Static File Front End

Google Tag Manager

Kustomer

Maze

Riskified

Google Cloud

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=31536000; includeSubDomains

Content-Security-Policy

Basic

default-src; script-src; img-src; +5 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

deny

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Present

geolocation=(), microphone=(), camera=(); +6 more

Recommendations

• Consider adding 'preload' to HSTS for maximum security
• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Vary

Performance

Accept-Encoding

accept-ranges: bytes
connection: close
vary: Accept-Encoding

Caching Headers

Etag

Caching

"6a0135b6-bf0"

Last-Modified

Caching

Mon, 11 May 2026 01:49:42 GMT

etag: "6a0135b6-bf0"
last-modified: Mon, 11 May 2026 01:49:42 GMT

Content Headers

Content-Length

Content

3056

Content-Type

Content

text/html

content-length: 3056
content-type: text/html

Server Headers

Server

istio-envoy

server: istio-envoy

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=2592000

Date

Other

Tue, 12 May 2026 11:35:10 GMT

Via

Other

1.1 google

X-Envoy-Upstream-Service-Time

Other

0

alt-svc: h3=":443"; ma=2592000
date: Tue, 12 May 2026 11:35:10 GMT
via: 1.1 google
x-envoy-upstream-service-time: 0

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching