What powers upperschools.org?
Last seen Jun 2026 · 23 technologies across 14 categories
Accessibility
AudioEye
since Nov 2025
Analytics
Cloudflare Browser Insights
since Aug 2025
CDN
Cloudflare
since Aug 2025
Databases
Editors
JavaScript frameworks
Stimulus
since Mar 2026
JavaScript libraries
Miscellaneous
HTTP/3
since Aug 2025
Open Graph
since Sep 2022
Programming languages
Java
since Dec 2021
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2025
UI frameworks
Bootstrap
since Nov 2025
Video players
VideoJS
since May 2026
Webmail
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
1.77 / 10 · ranked #4,542,486 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 100 ms |
| CLS | 0.7 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 26.7 MB · 90 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected core-js May 2026
- detected VideoJS May 2026
- dropped core-js Apr 2026
- detected Stimulus Mar 2026
- detected AudioEye Nov 2025
- detected Bootstrap Nov 2025
- detected core-js Nov 2025
- detected Htmx Nov 2025
- dropped Amazon CloudFront Sep 2025
- dropped Amazon Web Services Sep 2025
- dropped Google Analytics Sep 2025
- dropped Google Font API Sep 2025
- dropped Google Hosted Libraries Sep 2025
- dropped HeadJS Sep 2025
- dropped IIS Sep 2025
- dropped jQuery Mobile Sep 2025
- dropped Microsoft ASP.NET Sep 2025
- dropped Mustache Sep 2025
- dropped Pendo Sep 2025
- dropped SWFObject Sep 2025
- dropped Vimeo Sep 2025
- dropped Windows Server Sep 2025
- detected Cloudflare Aug 2025
- detected Cloudflare Browser Insights Aug 2025
- detected CodeMirror Aug 2025
- detected Firebase Aug 2025
- detected Google Tag Manager Aug 2025
- detected HTTP/3 Aug 2025
- detected Java Aug 2025
- detected libphonenumber Aug 2025
- detected Lightbox Aug 2025
- detected Moment.js Aug 2025
- detected Selectize Aug 2025