What powers libro-koseisha.co.jp?
Last seen Jun 2026 · 22 technologies across 18 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Google Analytics
since Jan 2019
CDN
Cloudflare
since Mar 2025
CMS
Databases
MySQL
since Jan 2019
Ecommerce
Cart Functionality
since Oct 2021
Font scripts
Twitter Emoji (Twemoji)
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
CentOS
since Jan 2019
Performance
Priority Hints
since Jun 2024
Programming languages
Security
Cloudflare Bot Management
since Mar 2025
UI frameworks
Web server extensions
Web servers
Widgets
Twitter
since Jan 2019
WordPress plugins
Audience
- 63% desktop
- 37% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #366,843 of all domains
76 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.9 MB · 85 requests
- WordPress theme: koseisha · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| libro-koseisha.co.jp | 19 |
| www.libro-koseisha.co.jp | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Apr 2026
- dropped Cloudflare Bot Management Apr 2026
- detected Cloudflare Feb 2026
- detected Cloudflare Bot Management Feb 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025