What powers klaacademy.org?
Last seen Jun 2026 · 30 technologies across 14 categories
Analytics
Cloudflare Browser Insights
since Feb 2023
Google Analytics
since May 2021
CDN
Databases
Editors
Font scripts
Google Font API
since May 2021
JavaScript frameworks
Backbone.js
since Feb 2023
Stimulus
since Mar 2026
JavaScript libraries
Htmx
since Nov 2025
libphonenumber
since Jun 2025
Lightbox
since Jul 2023
Selectize
since Feb 2023
Underscore.js
since Feb 2023
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Nov 2022
Programming languages
Java
since Feb 2023
Search engines
Yext
since Jul 2023
Security
Cloudflare Bot Management
since Feb 2023
HSTS
since Feb 2023
Tag managers
Google Tag Manager
since Jul 2021
Video players
VideoJS
since Jun 2026
Audience
- 92% phone
- 8% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.01 / 10 · ranked #562,586 of all domains
120 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.9 s |
| INP | 575 ms |
| CLS | 0.6 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 25.1 MB · 116 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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