What powers recurrent.co.jp?
Last seen Jun 2026 · 43 technologies across 23 categories
Advertising
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Jan 2019
Microsoft Clarity
since Sep 2023
Authentication
Facebook Login
since Jul 2021
CDN
cdnjs
since Dec 2025
Cloudflare
since Sep 2024
CMS
Databases
MySQL
since Feb 2019
Development
Turbopack
since Jun 2026
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
HubSpot
since Aug 2022
Miscellaneous
Open Graph
since Sep 2022
Webpack
since May 2025
Operating systems
CentOS
since Jan 2021
Performance
Priority Hints
since Aug 2024
Programming languages
Security
Cloudflare Bot Management
since Sep 2024
SEO
Tag managers
Google Tag Manager
since Feb 2019
UI frameworks
Web frameworks
Ruby on Rails
since Jun 2024
Web server extensions
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
- 53% phone
- 45% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.08 / 10 · ranked #519,233 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 12.1 MB · 103 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.recurrent.co.jp | 25 |
| mezzanine.recurrent.co.jp | 24 |
| recurrent.co.jp | 21 |
| study.recurrent.co.jp | 15 |
| corp.recurrent.co.jp | 14 |
| koushi.recurrent.co.jp | 9 |
Full technology history →
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Recent changes
- detected Cloudflare Bot Management May 2026
- detected cdnjs Dec 2025
- detected Cloudflare Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped A8.net Oct 2025
- detected A8.net Aug 2025