What powers core-official.com?
Last seen Jun 2026 · 22 technologies across 13 categories
Analytics
Cloudflare Browser Insights
since Apr 2026
Google Analytics
since Jun 2023
CDN
Cloudflare
since Mar 2026
Google Cloud CDN
since Apr 2026
Databases
Firebase
since Jun 2023
Development
Turbopack
since Apr 2026
Font scripts
Google Font API
since Jun 2023
IaaS
Google Cloud
since Jun 2023
JavaScript frameworks
Miscellaneous
Page builders
STUDIO
since Jun 2023
Performance
Google Cloud Trace
since Jun 2026
Priority Hints
since Feb 2026
Programming languages
Node.js
since Jun 2023
Tag managers
Google Tag Manager
since Jun 2023
UI frameworks
Tailwind CSS
since Apr 2026
Audience
- 60% phone
- 40% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.23 / 10 · ranked #3,030,461 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare, Google
- Weight: 6.1 MB · 132 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| core-official.com | 15 |
| shindan.core-official.com | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Cloud Trace Jun 2026
- detected Cloudflare Browser Insights Apr 2026
- detected Google Cloud CDN Apr 2026
- detected HTTP/3 Apr 2026
- detected Cloudflare Mar 2026
- detected Priority Hints Feb 2026