What powers worldclassroom.app?
Last seen Aug 2026 · 10 technologies across 8 categories
Analytics
Google Analytics
since Feb 2025
CDN
cdnjs
since Jun 2025
Cloudflare
since Jun 2025
Font scripts
Google Font API
since Feb 2025
IaaS
Google Cloud
since Aug 2026
JavaScript frameworks
Emotion
since Jun 2025
Miscellaneous
Google Cloud Storage
since Aug 2026
HTTP/3
since Aug 2026
Tag managers
Google Tag Manager
since Feb 2025
Web servers
Nginx
since Feb 2025
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 97% desktop
- 3% phone
Japan
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.26 / 10 · ranked #66,978,226 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 125 ms |
| CLS | 0.1 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Google
- Weight: 2.3 MB · 28 requests
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| worldclassroom.app | 10 |
| www.worldclassroom.app | 10 |
Full technology history →
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