What powers umclass.com?
Last seen Jun 2026 · 14 technologies across 8 categories
Analytics
Google Analytics
since Dec 2020
Naver Analytics
since Apr 2022
CDN
jQuery CDN
since Feb 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Payment processors
UI frameworks
Web servers
Nginx
since Dec 2020
Audience
- 61% desktop
- 39% phone
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.11 / 10 · ranked #85,369,310 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Jul 2026.