What powers kasen.or.jp?
Last seen Jun 2026 · 14 technologies across 10 categories
Analytics
CDN
Google Hosted Libraries
since Jun 2025
Unpkg
since Jun 2025
CMS
Databases
MySQL
since Aug 2022
Font scripts
Twitter Emoji (Twemoji)
since Aug 2022
JavaScript libraries
Slick
since Jun 2025
Programming languages
Tag managers
Google Tag Manager
since Sep 2025
Web servers
Nginx
since Aug 2022
WordPress plugins
WP-PageNavi
since Aug 2022
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 74% desktop
- 26% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.12 / 10 · ranked #102,136 of all domains
179 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 4.3 MB · 56 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped WordPress Super Cache Oct 2025
- detected Google Tag Manager Sep 2025