What powers ruleclassroom.com?
Last seen Jun 2026 · 27 technologies across 13 categories
Advertising
Microsoft Advertising
since Jul 2024
Analytics
CDN
JavaScript frameworks
JavaScript libraries
Underscore.js
since Apr 2023
Miscellaneous
Open Graph
since Apr 2023
PWA
since Aug 2023
PaaS
Amazon Web Services
since Jun 2026
Performance
Priority Hints
since Feb 2026
Programming languages
Ruby
since Apr 2023
Security
Cloudflare Bot Management
since Apr 2023
HSTS
since Apr 2023
UI frameworks
MUI
since Feb 2026
Web frameworks
Ruby on Rails
since Apr 2023
Webmail
Microsoft 365
since Apr 2023
Audience
- 70% desktop
- 30% phone
Canada
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.50 / 10 · ranked #6,478,681 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 5.3 s |
| INP | 150 ms |
| CLS | 0.15 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 3.4 MB · 114 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon S3 Jun 2026
- detected Amazon Web Services Jun 2026
- dropped React Router May 2026
- dropped Ethers Mar 2026
- dropped Font Awesome Mar 2026
- dropped Froala Editor Mar 2026
- dropped Moment.js Mar 2026
- dropped reCAPTCHA Mar 2026
- detected MUI Feb 2026
- detected Priority Hints Feb 2026
- dropped Prism Feb 2026
- dropped core-js Dec 2025
- dropped Webpack Dec 2025
- detected Ethers Nov 2025
- detected Prism Nov 2025
- detected React Nov 2025
- detected React Router Nov 2025