What powers jpinstructor.org?
Last seen Jun 2026 · 18 technologies across 14 categories
Analytics
Google Analytics
since Mar 2020
CDN
CMS
WordPress
since Jan 2019
Databases
MySQL
since Jan 2019
Font scripts
JavaScript libraries
Miscellaneous
HTTP/3
since Jun 2026
Open Graph
since Sep 2022
Performance
LazySizes
since Feb 2022
Priority Hints
since Aug 2023
Programming languages
PHP
since Jan 2019
Reviews
Yotpo Reviews
since Jun 2022
SEO
Tag managers
Google Tag Manager
since Mar 2020
Web servers
Nginx
since Jan 2019
WordPress plugins
EWWW Image Optimizer
since Feb 2022
Audience
- 79% phone
- 20% desktop
- 1% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.62 / 10 · ranked #383,667 of all domains
103 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 1.3 MB · 55 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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