What powers upland.k12.ca.us?
Last seen Aug 2026 · 38 technologies across 22 categories
Accessibility
AudioEye
since Feb 2022
Analytics
Cloudflare Browser Insights
since Feb 2022
Google Analytics
since Jan 2019
CDN
cdnjs
since Feb 2022
Cloudflare
since Feb 2022
Databases
Ecommerce
Cart Functionality
since Aug 2022
Editors
Amazon SES
since Apr 2024
Font scripts
Google Font API
since Jan 2019
JavaScript frameworks
Backbone.js
since Feb 2022
Stimulus
since Mar 2026
JavaScript libraries
Htmx
since Nov 2025
libphonenumber
since Jun 2025
Lightbox
since Jul 2023
Preact
since Feb 2023
Selectize
since Nov 2022
Underscore.js
since Feb 2022
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Operating systems
Windows Server
since Jan 2019
PaaS
Amazon Web Services
since Aug 2019
Azure
since Nov 2024
Programming languages
Java
since Feb 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2022
Translation
Weglot
since Feb 2022
UI frameworks
Bootstrap
since Feb 2021
Video players
VideoJS
since May 2026
Web Frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 52% phone
- 48% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.21 / 10 · ranked #1,247,376 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 3.0 MB · 96 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| hhs.upland.k12.ca.us | 34 |
| uhs.upland.k12.ca.us | 33 |
| www.upland.k12.ca.us | 33 |
| bv.upland.k12.ca.us | 32 |
| cab.upland.k12.ca.us | 32 |
| cit.upland.k12.ca.us | 32 |
| fk.upland.k12.ca.us | 32 |
| pjh.upland.k12.ca.us | 32 |
| mag.upland.k12.ca.us | 31 |
| pt.upland.k12.ca.us | 31 |
| sv.upland.k12.ca.us | 31 |
| syc.upland.k12.ca.us | 31 |
| ues.upland.k12.ca.us | 31 |
| ujh.upland.k12.ca.us | 31 |
| val.upland.k12.ca.us | 31 |
| uusdaeries.upland.k12.ca.us | 3 |
Full technology history →
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