What powers cooljapan.ac.jp?
Last seen Jun 2026 · 28 technologies across 16 categories
A/B Testing
Google Optimize
since Aug 2022
Advertising
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Jan 2019
Microsoft Clarity
since Sep 2022
Mouse Flow
since Jan 2022
TikTok Pixel
since Mar 2026
CDN
Cloudflare
since Sep 2024
Google Hosted Libraries
since Feb 2022
Editors
DreamWeaver
since Jan 2019
Font scripts
Google Font API
since Jan 2019
Hosting
Sakura Internet
since Jun 2023
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Performance
Priority Hints
since Mar 2026
Programming languages
Security
Cloudflare Bot Management
since Sep 2024
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Google Workspace
since Jan 2023
Widgets
Twitter
since Jan 2019
Audience
- 61% phone
- 39% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.50 / 10 · ranked #897,970 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 8.9 MB · 122 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| cooljapan.ac.jp | 23 |
| www.cooljapan.ac.jp | 22 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Mar 2026
- detected TikTok Pixel Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025