What powers yaruobookshelf.jp?
Last seen Jun 2026 · 19 technologies across 12 categories
Advertising
Google AdSense
since Oct 2020
Prebid
since May 2022
Smart Ad Server
since May 2022
Utiq
since Jun 2025
Analytics
Quantcast Measure
since May 2022
Snowplow Analytics
since Oct 2025
CDN
Cloudflare
since Aug 2023
JavaScript libraries
Load balancers
Amazon ALB
since Apr 2024
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Java
since Apr 2024
Security
Cloudflare Bot Management
since Aug 2023
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Sep 2021
Web servers
Widgets
Po.st
since May 2022
Audience
- 81% desktop
- 19% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.56 / 10 · ranked #6,026,324 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 250 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.9 MB · 173 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Jun 2026
- detected Cloudflare Bot Management Jun 2026
- detected Java May 2026
- detected Amazon ALB Mar 2026
- dropped Java Mar 2026
- dropped Bootstrap Feb 2026
- detected Java Jan 2026
- detected Snowplow Analytics Oct 2025