What powers hr-library.jp?
Last seen Jun 2026 · 13 technologies across 11 categories
CDN
Google Cloud CDN
since Apr 2024
Databases
Firebase
since Apr 2024
Font scripts
Google Font API
since Apr 2024
Hosting
Xserver
since Apr 2024
IaaS
Google Cloud
since Apr 2024
JavaScript frameworks
Miscellaneous
HTTP/3
since Apr 2024
Open Graph
since Apr 2024
Page builders
STUDIO
since Apr 2024
Programming languages
Node.js
since Apr 2024
Tag managers
Google Tag Manager
since Apr 2024
Web servers
Nginx
since Apr 2026
Audience
- 78% desktop
- 23% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.11 / 10 · ranked #1,413,751 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 0.9 MB · 22 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| hr-library.jp | 12 |
| ai-pro.hr-library.jp | 4 |
Full technology history →
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Recent changes
- dropped Priority Hints May 2026
- dropped core-js Apr 2026
- detected Priority Hints Feb 2026