16 technologies4 categories
fbi.gov is built on Bootstrap with Cloudflare and Google Analytics. It ranks #4,288 globally.
Analytics are handled by Google Analytics and Google Tag Manager. Infrastructure includes Cloudflare and Google Domains.
Tech Stack Highlights
Frameworks & Languages4
Bootstrap
UI frameworks
100%
2 evidence signals
HTML
<link rel="stylesheet" href="https://www.fbi.gov/++theme++2025-05-16/new-frontpage/bootstrap/css/booScript
https://www.fbi.gov/++theme++2025-05-16/new-frontpage/bootstrap/js/bootstrap.bundle.min.jsAnt Design
UI frameworks
75%
1 evidence signal
DOM
antd-classBackbone.jsv1.1.2
JavaScript frameworks
75%
1 evidence signal
JS Global
Backbone โ object(v1.1.2)React
JavaScript frameworks
50%
1 evidence signal
HTML
implied by Ant DesignAnalytics & Marketing2
Google Analytics
Analytics
100%
5 evidence signals
Cookie
_gaScript
https://www.googletagmanager.com/gtag/js?id=G-CSLL4ZEK4L&cx=c>m=4e6250h2Script
https://www.googletagmanager.com/gtag/js?id=G-CSLL4ZEK4LScript
https://www.googletagmanager.com/gtag/js?id=G-DBEM2FVVRFJS Global
gtag โ functionGoogle Tag Manager
Tag managers
75%
2 evidence signals
JS Global
google_tag_manager โ objectJS Global
dataLayer โ objectInfrastructure & Security4
Cloudflare
CDN
100%
4 evidence signals
Header
9cb17634df2f49fc-SJCHeader
cloudflare: cloudflareCookie
__cf_bmdns
CNAME: www.fbi.gov.cdn.cloudflare.netG
Google Domains
PaaS
100%
1 evidence signal
dns
NS: ns-cloud-e1.googledomains.comHSTS
Security
75%
1 evidence signal
Header
max-age=31536000; includeSubDomains; preloadCloudflare Bot Management
Security
75%
1 evidence signal
Cookie
__cf_bmLibraries & Utilities6
HTTP/3
Miscellaneous
75%
1 evidence signal
Header
h3: h3=":443"; ma=86400core-js
JavaScript libraries
75%
1 evidence signal
JS Global
__core-js_shared__ โ objectweb-vitals
JavaScript libraries
75%
1 evidence signal
JS Global
webVitals โ objectFont Awesome
Font scripts
75%
1 evidence signal
stylesheet
https://www.fbi.gov/++theme++2025-05-16/new-frontpage/fontawesome/css/all.min.cssMediaElement.jsv2.23.0
Video players
75%
1 evidence signal
JS Global
mejs โ object(v2.23.0)Underscore.js
JavaScript libraries
50%
1 evidence signal
HTML
implied by Backbone.js