What powers classroom42.com?
Last seen Jun 2026 · 49 technologies across 22 categories
Analytics
Google Analytics
since Jan 2023
Vercel Speed Insights
since May 2026
CDN
CMS
WordPress
since Jan 2023
Databases
MySQL
since Jan 2023
Development
Turbopack
since Jun 2026
Font scripts
Font Awesome
since Feb 2026
Twitter Emoji (Twemoji)
since Jan 2023
Issue trackers
Sentry
since May 2026
JavaScript frameworks
JavaScript libraries
jQuery Migrate
since Jan 2023
Swiper
since Oct 2023
LMS
Miscellaneous
HTTP/3
since Jan 2024
Open Graph
since Jan 2023
Popper
since May 2025
RSS
since Jan 2023
Webpack
since May 2026
PaaS
Vercel
since May 2026
WordPress.com
since Jan 2023
Page builders
WordPress Block Editor
since Aug 2024
Performance
Priority Hints
since Oct 2023
Programming languages
Security
HSTS
since Jan 2023
Tag managers
Google Tag Manager
since Apr 2025
UI frameworks
Web servers
Nginx
since Jan 2023
Webmail
Microsoft 365
since Jan 2023
WordPress plugins
WordPress themes
Astra
since Jan 2023
Audience
- 86% desktop
- 12% phone
- 2% tablet
United Kingdom
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.64 / 10 · ranked #21,120,242 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 125 ms |
| CLS | 0.1 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 0.8 MB · 49 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| classroom42.com | 37 |
| www.classroom42.com | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Turbopack Jun 2026
- detected Jetpack Mar 2026
- detected Font Awesome Feb 2026
- detected Cookie Notice Dec 2025
- detected jQuery Migrate Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Jetpack Sep 2025