What powers dolphinedu.io?
Last seen Jun 2026 · 25 technologies across 14 categories
Analytics
Font scripts
Issue trackers
Sentry
since Nov 2025
JavaScript frameworks
JavaScript graphics
KaTeX
since Nov 2025
JavaScript libraries
Miscellaneous
Operating systems
Ubuntu
since Nov 2025
Payment processors
Iamport
since Nov 2025
Performance
Priority Hints
since Nov 2025
Programming languages
Node.js
since Nov 2025
Tag managers
Google Tag Manager
since Nov 2025
UI frameworks
Tailwind CSS
since Dec 2025
Web servers
Audience
- 57% desktop
- 41% tablet
- 2% phone
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.79 / 10 · ranked #16,727,090 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 325 ms |
| CLS | 0.15 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 3.4 MB · 189 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| crealab.dolphinedu.io | 25 |
| dolphinedu.io | 21 |
Full technology history →
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Recent changes
- dropped AOS Jun 2026