What powers 4kisai.com?
Last seen Jun 2026 · 10 technologies across 8 categories
Analytics
Google Analytics
since May 2025
CDN
cdnjs
since May 2023
Cloudflare
since May 2023
Hosting
Xserver
since May 2026
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since May 2023
Miscellaneous
Open Graph
since May 2023
Web servers
Nginx
since May 2026
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.49 / 10 · ranked #25,274,711 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.1 MB · 55 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Apache HTTP Server Jun 2026
- dropped PHP Jun 2026