What powers jec-u.com?
Last seen Jun 2026 · 16 technologies across 11 categories
Analytics
Google Analytics
since Oct 2020
Authentication
Facebook Login
since Jul 2025
CDN
cdnjs
since Jul 2025
Cloudflare
since Jul 2025
Google Hosted Libraries
since Jul 2025
jQuery CDN
since Feb 2022
Font scripts
Google Font API
since Jul 2025
JavaScript libraries
Maps
Google Maps
since Jul 2025
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Web servers
Apache HTTP Server
since Oct 2020
Webmail
Microsoft 365
since Jun 2023
Audience
- 66% desktop
- 34% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.95 / 10 · ranked #13,599,496 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 10.0 MB · 115 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.jec-u.com | 15 |
| archive.jec-u.com | 9 |
| jec-u.com | 9 |
Full technology history →
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Recent changes
- dropped Google Remarketing Tag Aug 2025
- dropped Google Tag Manager Aug 2025