What powers pdca-school.jp?
Last seen Jun 2026 · 29 technologies across 18 categories
Advertising
Tapad
since Aug 2022
Analytics
CDN
Cloudflare
since Apr 2026
CMS
Databases
MySQL
since Apr 2022
Font scripts
Google Font API
since Jun 2026
Twitter Emoji (Twemoji)
since Apr 2022
Hosting panels
Plesk
since Apr 2022
JavaScript libraries
Marketing automation
Miscellaneous
Open Graph
since Apr 2023
PaaS
Vercel
since Jun 2026
Performance
Priority Hints
since Feb 2025
Programming languages
Security
Cloudflare Bot Management
since Apr 2026
HSTS
since Jun 2026
Static site generator
Tag managers
Google Tag Manager
since Apr 2022
Web servers
Nginx
since Apr 2022
WordPress plugins
TablePress
since Apr 2022
Audience
- 74% desktop
- 26% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.78 / 10 · ranked #2,028,195 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Vercel
- Weight: 3.7 MB · 144 requests
- 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 Astro Jun 2026
- detected Google Font API Jun 2026
- detected HSTS Jun 2026
- detected Priority Hints Jun 2026
- detected Vercel Jun 2026
- detected Cloudflare Apr 2026
- detected Cloudflare Bot Management Apr 2026
- detected HubSpot Apr 2026
- detected HubSpot Analytics Apr 2026
- detected HubSpot WordPress plugin Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025