What powers ks-jyuku.com?
Last seen Jun 2026 · 21 technologies across 14 categories
Analytics
Google Analytics
since Feb 2019
CDN
cdnjs
since May 2025
Cloudflare
since May 2025
Google Hosted Libraries
since May 2025
jsDelivr
since May 2025
CMS
WordPress
since Feb 2019
Databases
MySQL
since Feb 2019
Font scripts
Google Font API
since Feb 2019
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
jQuery Migrate
since Feb 2019
Marketing automation
Satori
since Mar 2023
Miscellaneous
Open Graph
since May 2025
RSS
since Dec 2022
Programming languages
PHP
since Feb 2019
Tag managers
Google Tag Manager
since Mar 2025
Web servers
Nginx
since Feb 2019
Widgets
FlexSlider
since May 2025
WordPress plugins
Contact Form 7
since May 2025
MetaSlider
since Feb 2022
Audience
- 53% phone
- 47% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.92 / 10 · ranked #14,172,643 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.6 MB · 76 requests
- WordPress theme: zmp-base01 (child: ksjyuku) · all themes
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.