What powers chudai-seikyo.or.jp?
Last seen Jun 2026 · 32 technologies across 16 categories
Analytics
Google Analytics
since Jan 2019
Matomo Analytics
since Aug 2020
CDN
cdnjs
since May 2022
Cloudflare
since May 2022
Google Hosted Libraries
since Feb 2022
jQuery CDN
since May 2022
jsDelivr
since Feb 2023
Ecommerce
Cart Functionality
since Jan 2024
Font scripts
Google Font API
since Dec 2022
Hosting
Sakura Internet
since Feb 2023
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
Operating systems
CentOS
since Jan 2019
Programming languages
PHP
since Jan 2019
TypeScript
since Dec 2022
RUM
New Relic
since Jan 2024
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since Feb 2023
Tag managers
Google Tag Manager
since Jan 2024
Matomo Tag Manager
since Apr 2026
UI frameworks
Animate.css
since Jun 2020
Web server extensions
Web servers
Nginx
since Dec 2022
Widgets
FullCalendar
since Dec 2022
Audience
- 64% phone
- 36% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.49 / 10 · ranked #901,338 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 10.2 MB · 133 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| store.chudai-seikyo.or.jp | 15 |
| kyo01.chudai-seikyo.or.jp | 12 |
| room.chudai-seikyo.or.jp | 12 |
| chudai-seikyo.or.jp | 11 |
| kyo02.chudai-seikyo.or.jp | 11 |
| www.chudai-seikyo.or.jp | 11 |
Full technology history →
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Recent changes
- detected Cloudflare Bot Management May 2026
- dropped Amazon SES Feb 2026
- dropped Amazon Web Services Feb 2026
- dropped Google Workspace Feb 2026
- dropped Zendesk Feb 2026
- dropped Cloudflare Bot Management Nov 2025