What powers keystone.ac?
Last seen Jun 2026 · 23 technologies across 13 categories
Analytics
Naver Analytics
since Jan 2023
CDN
Amazon CloudFront
since Jan 2023
Ecommerce
Imweb
since Jan 2023
Font scripts
Font Awesome
since Jan 2023
Google Font API
since Jan 2023
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2023
PaaS
Amazon Web Services
since Jan 2023
Rich text editors
RUM
Datadog
since Feb 2026
UI frameworks
Video players
YouTube
since Jan 2023
Web servers
Nginx
since Jan 2023
Webmail
Google Workspace
since Jan 2023
Audience
- 100% desktop
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.93 / 10 · ranked #14,043,223 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Full technology history →
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Recent changes
- dropped Cloudflare Jun 2026
- dropped Cloudflare Bot Management Jun 2026
- dropped Sentry Jun 2026
- dropped Vimeo Jun 2026
- dropped Vue.js May 2026