What powers kaiweb.jp?
Last seen Jun 2026 · 19 technologies across 14 categories
Analytics
Google Analytics
since Aug 2022
Umami
since Sep 2025
CDN
Amazon CloudFront
since Sep 2025
Font scripts
Google Font API
since Sep 2025
JavaScript libraries
Load balancers
Amazon ALB
since Sep 2025
Marketing automation
BowNow
since Sep 2025
Miscellaneous
Open Graph
since Sep 2025
PaaS
Amazon Web Services
since Sep 2025
Programming languages
Ruby
since Sep 2025
Security
HSTS
since Sep 2025
Tag managers
Google Tag Manager
since Sep 2025
UI frameworks
Web frameworks
Ruby on Rails
since Sep 2025
Web servers
Apache HTTP Server
since Sep 2025
Audience
- 53% desktop
- 47% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.92 / 10 · ranked #14,253,189 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 2.7 MB · 95 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Nginx Oct 2025
- dropped Plesk Oct 2025
- detected Amazon ALB Sep 2025
- detected Amazon CloudFront Sep 2025
- detected Amazon Web Services Sep 2025
- detected Apache HTTP Server Sep 2025
- detected Axios Sep 2025
- detected Bootstrap Sep 2025
- detected BowNow Sep 2025
- detected crypto-js Sep 2025
- detected Day.js Sep 2025
- detected Google Font API Sep 2025
- detected Google Tag Manager Sep 2025
- detected HSTS Sep 2025
- detected Open Graph Sep 2025
- detected Ruby Sep 2025
- detected Ruby on Rails Sep 2025
- detected Swiper Sep 2025
- detected Umami Sep 2025