What powers 2ndlifeclass.com?
Last seen May 2026 · 22 technologies across 12 categories
Analytics
CRM
Channel.io
since Apr 2025
Zoho
since Apr 2025
Issue trackers
Sentry
since May 2025
JavaScript frameworks
Next.js App Router
since Apr 2025
React
since Apr 2025
JavaScript libraries
Miscellaneous
Open Graph
since May 2025
Webpack
since Apr 2025
PaaS
Vercel
since Apr 2025
Performance
Priority Hints
since Apr 2025
Programming languages
Node.js
since Apr 2025
Security
HSTS
since Apr 2025
Tag managers
Google Tag Manager
since Apr 2025
UI frameworks
Audience
- 96% desktop
- 4% phone
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 2.4 s |
| INP | 50 ms |
| CLS | 0.35 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- CDN: Vercel
- Weight: 4.2 MB · 108 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Vercel Analytics Aug 2025
- dropped Vercel Speed Insights Aug 2025