What powers renseikai.com?
Last seen Jun 2026 · 25 technologies across 13 categories
Advertising
Criteo
since Jul 2021
Google Ads
since Dec 2022
Microsoft Advertising
since Sep 2024
Yahoo Advertising
since Apr 2022
Analytics
Amplitude
since Oct 2022
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Jul 2019
Microsoft Clarity
since Dec 2023
CDN
Google Hosted Libraries
since Feb 2022
jsDelivr
since Oct 2022
CMS
Databases
MySQL
since Feb 2020
Font scripts
Font Awesome
since Jul 2021
Google Font API
since Feb 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2019
SEO
Tag managers
Google Tag Manager
since Jul 2019
Web servers
Nginx
since Feb 2025
Webmail
Microsoft 365
since Sep 2024
Audience
- 77% phone
- 23% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.62 / 10 · ranked #2,284,840 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.9 MB · 229 requests
- 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 React Feb 2026