What powers keisen.ac.jp?
Last seen Jun 2026 · 28 technologies across 16 categories
Advertising
Analytics
Google Ads Conversion Tracking
since Aug 2022
Google Analytics
since Jan 2019
CDN
Cloudflare
since Sep 2024
JavaScript libraries
Marketing automation
MAJIN
since Feb 2022
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Windows Server
since Sep 2024
Performance
Priority Hints
since Mar 2026
Programming languages
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since Jan 2023
Tag managers
Google Tag Manager
since Jan 2019
Video players
YouTube
since Jul 2022
Web frameworks
Microsoft ASP.NET
since Sep 2024
Ruby on Rails
since Jan 2023
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Google Workspace
since Aug 2022
Widgets
Twitter
since Oct 2019
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #367,309 of all domains
89 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 4.2 MB · 115 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.keisen.ac.jp | 21 |
| mrrc.keisen.ac.jp | 7 |
| rishu-ap.keisen.ac.jp | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025