What powers donclass.com?
Last seen Jun 2026 · 23 technologies across 14 categories
Analytics
Authentication
Facebook Login
since Jun 2025
CDN
Amazon CloudFront
since Jun 2025
Font scripts
Font Awesome
since Nov 2024
Issue trackers
Sentry
since Jun 2025
JavaScript frameworks
JavaScript libraries
Live chat
Channel.io
since Nov 2024
Miscellaneous
PaaS
Amazon Web Services
since Nov 2024
Reverse proxies
Envoy
since May 2026
Rich text editors
Tag managers
Google Tag Manager
since Nov 2024
Video players
YouTube
since Nov 2024
Audience
- 52% phone
- 46% desktop
- 2% tablet
South Korea
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.10 / 10 · ranked #116,087,889 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 175 ms |
| CLS | 0.25 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- CDN: Amazon CloudFront
- Weight: 20.9 MB · 243 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| donclass.com | 23 |
| www.donclass.com | 23 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Envoy May 2026
- detected HTTP/3 Jan 2026
- dropped Cloudflare Sep 2025
- dropped Cloudflare Bot Management Sep 2025
- dropped HubSpot Sep 2025
- dropped HubSpot Chat Sep 2025
- dropped Lodash Sep 2025
- detected Froala Editor Aug 2025
- detected YouTube Aug 2025