What powers rakurakustudy.com?
Last seen Jun 2026 · 22 technologies across 16 categories
Advertising
Twitter Ads
since Sep 2021
Affiliate programs
ValueCommerce
since Mar 2021
Analytics
Google Analytics
since Feb 2020
Authentication
Facebook Login
since Sep 2021
Google Sign-in
since Mar 2021
Caching
W3 Total Cache
since Feb 2020
CDN
Cloudflare
since Mar 2025
CMS
Databases
MySQL
since Feb 2020
Font scripts
JavaScript libraries
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Programming languages
PHP
since Feb 2020
Security
Cloudflare Bot Management
since Mar 2025
Really Simple SSL & Security
since Apr 2024
Web servers
LiteSpeed
since Feb 2020
Widgets
WordPress plugins
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.10 / 10 · ranked #113,617,586 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.8 MB · 112 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025