What powers fukucalendar.com?
Last seen Jun 2026 · 19 technologies across 12 categories
Advertising
Google AdSense
since Feb 2026
Analytics
Cloudflare Browser Insights
since Apr 2026
Google Analytics
since Feb 2026
CDN
Cloudflare
since Apr 2026
Development
Turbopack
since Feb 2026
Font scripts
Google Font API
since Mar 2026
JavaScript frameworks
Miscellaneous
Performance
Priority Hints
since Feb 2026
Programming languages
Node.js
since Feb 2026
Security
reCAPTCHA
since Feb 2026
Tag managers
Google Tag Manager
since Feb 2026
UI frameworks
Tailwind CSS
since Feb 2026
Audience
- 90% phone
- 10% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.29 / 10 · ranked #51,769,357 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.5 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 3.5 MB · 205 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Cloudflare Apr 2026
- detected Cloudflare Browser Insights Apr 2026
- detected RxJS Apr 2026
- detected Google Font API Mar 2026