What powers derbyacademy.org?
Last seen Jun 2026 · 30 technologies across 14 categories
Analytics
Cloudflare Browser Insights
since Jan 2022
Crazy Egg
since Mar 2022
Google Analytics
since Jul 2019
Linkedin Insight Tag
since Aug 2025
CDN
cdnjs
since Jan 2022
Cloudflare
since Jan 2020
Databases
Editors
Font scripts
Google Font API
since Jul 2019
JavaScript frameworks
Stimulus
since Mar 2026
JavaScript libraries
Marketing automation
Constant Contact
since Jul 2023
Miscellaneous
HTTP/3
since Oct 2022
Open Graph
since Oct 2022
Programming languages
Java
since Jan 2022
Security
Tag managers
Google Tag Manager
since Jan 2020
Video players
VideoJS
since May 2026
Webmail
Apple iCloud Mail
since Oct 2024
Audience
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.86 / 10 · ranked #1,846,340 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 3.0 MB · 92 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected VideoJS May 2026
- detected Stimulus Mar 2026
- detected Htmx Nov 2025
- detected Linkedin Insight Tag Aug 2025