HTTP Headers Analysis for https://tenable.co.jp

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

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

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Add Content-Security-Policy header to prevent XSS attacks
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Cookie,Accept-Encoding,Origin,X-Consumer-ID

connection: close
transfer-encoding: chunked
vary: Cookie,Accept-Encoding,Origin,X-Consumer-ID

Caching Headers

Age

Caching

13247

Cache-Control

Caching

public, max-age=300

Last-Modified

Caching

Mon, 06 Apr 2026 16:14:16 GMT

Pragma

Caching

Public

age: 13247
cache-control: public, max-age=300
last-modified: Mon, 06 Apr 2026 16:14:16 GMT
pragma: Public

Content Headers

Content-Language

Content

ja-jp

Content-Type

Content

text/html;charset=utf-8

content-language: ja-jp
content-type: text/html;charset=utf-8

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=0XigMgODYnBr9M9b4gdL4GdKpYiDnbQboqlrAqgeDHc-1777837455.7901945-1.0.1.1-ON4agOUVvepLVORviuU2zF1lW4n_3PJ9holJC1xFTHa9upwEVV0TJqVgu6H5rhooHXzfHawxGbEszL25c.L4Oiin8JyrqXSM.D4MrEsvSyghf.9W1ALQ67HllJ9fyjRb; HttpOnly; Secure; Path=/; Domain=tenable.com; Expires=Sun, 03 May 2026 20:14:15 GMT

Other Headers

Cf-Cache-Status

Other

HIT

Cf-Ray

Other

9f61c262afd03d1c-IAD

Date

Other

Sun, 03 May 2026 19:44:15 GMT

Server-Timing

Other

cfCacheStatus;desc="HIT", cfEdge;dur=8,cfOrigin;dur=0,cfWorker;dur=78

Via

Other

1.1 google

X-Cloud-Trace-Context

Other

2125d16e9d808a185aa2d85c90178022

X-Translationproxy-Contentsource

Other

remote

X-Translationproxy-Remote-Domain

Other

www.tenable.com

X-Translationproxy-Remotecontenttime

Other

27 ms

X-Translationproxy-Target-Language

Other

ja-JP

X-Translationproxy-Trace-Id

Other

2125d16e9d808a185aa2d85c90178022/15191938107010725436

cf-cache-status: HIT
cf-ray: 9f61c262afd03d1c-IAD
date: Sun, 03 May 2026 19:44:15 GMT
server-timing: cfCacheStatus;desc="HIT", cfEdge;dur=8,cfOrigin;dur=0,cfWorker;dur=78
via: 1.1 google
x-cloud-trace-context: 2125d16e9d808a185aa2d85c90178022
x-translationproxy-contentsource: remote
x-translationproxy-remote-domain: www.tenable.com
x-translationproxy-remotecontenttime: 27 ms
x-translationproxy-target-language: ja-JP
x-translationproxy-trace-id: 2125d16e9d808a185aa2d85c90178022/15191938107010725436

Recommendations

Enable compression (gzip/brotli) to improve performance