What powers call.jp?
Last seen May 2026 · 17 technologies across 13 categories
Analytics
Google Analytics
since Aug 2022
CDN
Cloudflare
since Jun 2025
jQuery CDN
since Aug 2022
Databases
Firebase
since Jun 2025
IaaS
Google Cloud
since Jun 2025
JavaScript libraries
Marketing automation
HubSpot
since Aug 2022
Miscellaneous
HTTP/3
since Jun 2025
Performance
Google Cloud Trace
since Jun 2025
Programming languages
Node.js
since Aug 2022
Security
Video players
YouTube
since Aug 2022
Web frameworks
Express
since Aug 2022
Webmail
Google Workspace
since Aug 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Fastly
- Weight: 9.8 MB · 128 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected reCAPTCHA May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025