What powers leyden212.org?
Last seen Jun 2026 · 37 technologies across 19 categories
Accessibility
AudioEye
since Sep 2023
Analytics
Cloudflare Browser Insights
since Sep 2023
Google Analytics
since Jun 2018
CDN
cdnjs
since Sep 2023
Cloudflare
since Mar 2019
Databases
Editors
Font Scripts
Font Awesome
since Aug 2018
JavaScript Frameworks
JavaScript libraries
Htmx
since Nov 2025
libphonenumber
since Jun 2025
Lightbox
since Sep 2023
Selectize
since Sep 2023
Underscore.js
since Sep 2023
Miscellaneous
HTTP/3
since Sep 2023
Open Graph
since Sep 2022
Operating systems
Windows Server
since Jun 2018
Programming languages
Java
since Jul 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Sep 2023
Translation
Weglot
since Sep 2023
UI frameworks
Bootstrap
since Aug 2018
Video players
VideoJS
since May 2026
Web frameworks
Microsoft ASP.NET
since Apr 2018
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
Audience
- 74% desktop
- 26% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.79 / 10 · ranked #718,945 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 200 ms |
| CLS | 0.35 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Cloudflare
- Weight: 0.1 MB · 5 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.leyden212.org | 29 |
| mylhs.leyden212.org | 8 |
| sys.leyden212.org | 6 |
| ericom.leyden212.org | 5 |
| hac.leyden212.org | 5 |
| esp.leyden212.org | 4 |
| eschool.leyden212.org | 3 |
Full technology history →
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