HTTP Headers Analysis for https://www.fbi.gov

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

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

Missing

Not configured Analyze

X-Frame-Options

Present

SAMEORIGIN, SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

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

accept-encoding

connection: close
transfer-encoding: chunked
vary: accept-encoding

Caching Headers

Cache-Control

Caching

max-age=0, must-revalidate, private

Expires

Caching

Fri, 05 Aug 2016 20:51:45 GMT

cache-control: max-age=0, must-revalidate, private
expires: Fri, 05 Aug 2016 20:51:45 GMT

Content Headers

Content-Language

Content

en-us

Content-Type

Content

text/html;charset=utf-8

content-language: en-us
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=fS0AQPgej2wtH6vbELsZ8b5F5903wUJGOUTo0cTP3WE-1785790481.1589358-1.0.1.1-HAbb.0w4w24Lle91us2aW4zYlK0P4WadCY9MZaNoiWY4eKEs5iycxtmFIUzoBwAEAxhmYy0a5eboE8.YeuIN2WIKBLeM1cp9k3S9og6bAR2bhI3emPOvCau_BSTTmPtd; HttpOnly; SameSite=None; Secure; Path=/; Domain=fbi.gov; Expires=Mon, 03 Aug 2026 21:24:41 GMT
_cfuvid=Fs_8YKzK50.dvJ6SQ96FdG2QJFD97PZQs1lRxGtPO4I-1785790481.1589358-1.0.1.1-nmIMz4m4MCHwBMKatI4zmrnt9q.Gxu.R6WgbXAp8WFY; HttpOnly; SameSite=None; Secure; Path=/; Domain=fbi.gov

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a258380b3b13a3a2-IAD

Date

Other

Mon, 03 Aug 2026 20:54:41 GMT

X-Cache-Operation

Other

plone.app.caching.noCaching

X-Cache-Rule

Other

plone.content.folderView

X-Theme-Disabled

Other

X-Ua-Compatible

Other

IE=edge

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a258380b3b13a3a2-IAD
date: Mon, 03 Aug 2026 20:54:41 GMT
x-cache-operation: plone.app.caching.noCaching
x-cache-rule: plone.content.folderView
x-theme-disabled: 
x-ua-compatible: IE=edge

Recommendations

Enable compression (gzip/brotli) to improve performance