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2026-08-01 crawl · observed, not inferred

Technology used by prepfe.com

25
technologies detected
prepfe
company
1-10
employees
e-learning
industry
united states
location

Recent changes

2026-08-01 dropped jQuery CDNprovisional
2026-03-01 dropped Cloudflare Bot Managementconfirmed
2026-02-01 dropped HTTP/3confirmed
2026-02-01 switched Cloudflare Browser Insights → Facebook Pixelconfirmed

Full detected stack

Everything detected on this domain in the latest monthly crawl, grouped by what it does. ↩ marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.

JavaScript libraries
Select2↩ Oct 2025Lodash1.8.3↩ Oct 2025List.js↩ Oct 2025jQuery3.4.1↩ Apr 2020Flickity↩ Oct 2025core-js3.32.2↩ Feb 2026AOS↩ Jul 2021
Analytics
Quora Pixel↩ Feb 2022Linkedin Insight Tag↩ Feb 2021Hotjar↩ Apr 2020Google Analytics↩ Apr 2020Facebook Pixel2.9.377↩ Feb 2026
JavaScript graphics
D33.5.17↩ Oct 2025Chart.js↩ Oct 2025
Advertising
Reddit Ads↩ Nov 2021Microsoft Advertising↩ Feb 2021
Security
HSTS↩ Sept 2022Cloudflare Bot Management↩ Sept 2022
Programming languages
Ruby↩ Apr 2020
UI frameworks
Bootstrap4.3.1↩ Apr 2020
Web frameworks
Ruby on Rails↩ Apr 2020
Payment processors
Stripe↩ Aug 2022
Email
Mailgun↩ May 2026
Tag managers
Google Tag Manager↩ Apr 2020
CDN
Cloudflare↩ Jul 2020
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