What powers zensin.or.jp?
Last seen Jun 2026 · 18 technologies across 14 categories
Analytics
Google Analytics
since Apr 2019
CMS
Databases
MySQL
since Jan 2026
Font scripts
Google Font API
since Jan 2026
Hosting
Sakura Internet
since Jan 2026
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2026
RSS
since Jan 2026
Page builders
WordPress Block Editor
since Jan 2026
Performance
Priority Hints
since Feb 2026
Programming languages
PHP
since Apr 2019
UI frameworks
Tailwind CSS
since Jan 2026
Web servers
Nginx
since Jan 2026
WordPress plugins
WordPress themes
Lightning
since Jan 2026
Audience
- 60% desktop
- 40% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.68 / 10 · ranked #375,063 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.9 MB · 89 requests
- WordPress theme: lightning (child: lightning-child-sample) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Apache HTTP Server Feb 2026
- dropped Google Hosted Libraries Feb 2026
- detected Priority Hints Feb 2026
- dropped SWFObject Feb 2026
- detected Contact Form 7 Jan 2026
- detected Google Font API Jan 2026
- detected jQuery Migrate Jan 2026
- detected Lightning Jan 2026
- detected MySQL Jan 2026
- detected Nginx Jan 2026
- detected Open Graph Jan 2026
- detected PHP Jan 2026
- detected RSS Jan 2026
- detected Sakura Internet Jan 2026
- detected Site Kit Jan 2026
- detected Tailwind CSS Jan 2026
- detected WordPress Jan 2026
- detected WordPress Block Editor Jan 2026