What powers k-seibi.ed.jp?
Last seen Jun 2026 · 29 technologies across 15 categories
Analytics
CDN
cdnjs
since Jun 2023
Cloudflare
since Jun 2023
Google Hosted Libraries
since Jun 2023
jsDelivr
since Jun 2023
Unpkg
since Jun 2023
CMS
Databases
MySQL
since Jun 2023
Ecommerce
Cart Functionality
since Aug 2024
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
Open Graph
since Jun 2023
Programming languages
Security
reCAPTCHA
since Aug 2024
Tag managers
Google Tag Manager
since Mar 2024
Video players
YouTube
since Jun 2023
Web servers
Apache HTTP Server
since Jun 2023
WordPress plugins
Audience
- 76% phone
- 24% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.29 / 10 · ranked #8,781,210 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 75 ms |
| CLS | 0.25 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.7 MB · 103 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Mautic Jun 2026
- detected TikTok Pixel Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025