What powers jyuku-online.com?
Last seen Jun 2026 · 22 technologies across 14 categories
Affiliate programs
A8.net
since May 2026
Analytics
Google Analytics
since Apr 2022
Microsoft Clarity
since Feb 2026
CDN
jsDelivr
since Jan 2023
CMS
WordPress
since Apr 2022
Databases
MySQL
since Apr 2022
Font scripts
Google Font API
since Apr 2022
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Jan 2023
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Apr 2022
Security
reCAPTCHA
since Jan 2023
Web servers
Nginx
since Apr 2022
WordPress plugins
Audience
- 61% phone
- 39% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.39 / 10 · ranked #2,702,307 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.2 MB · 88 requests
- WordPress theme: affinger (child: affinger-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected A8.net May 2026
- detected Priority Hints May 2026
- detected Google Font API Mar 2026
- detected Contact Form 7 Feb 2026
- detected core-js Feb 2026
- detected Google Analytics Feb 2026
- detected jQuery Feb 2026
- detected jQuery Migrate Feb 2026
- detected MathJax Feb 2026
- detected Microsoft Clarity Feb 2026
- detected RankMath SEO Feb 2026
- detected reCAPTCHA Feb 2026
- detected Slick Feb 2026
- detected WP-Optimize Feb 2026