What powers koukin.com?
Last seen Jun 2026 · 21 technologies across 12 categories
Analytics
Google Analytics
since Apr 2020
Matomo Analytics
since Dec 2025
CDN
Ecommerce
Cart Functionality
since Aug 2020
MakeShop
since Sep 2022
Font scripts
Font Awesome
since Jul 2025
Google Font API
since Jul 2025
JavaScript libraries
Load balancers
Amazon ALB
since Oct 2021
Miscellaneous
Open Graph
since Jul 2025
PaaS
Amazon Web Services
since Oct 2021
Payment processors
Amazon Pay
since Jul 2025
Tag managers
Google Tag Manager
since Apr 2020
Video players
Web servers
Nginx
since Aug 2022
Audience
- 61% desktop
- 39% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.77 / 10 · ranked #17,180,639 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 7.1 MB · 226 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected core-js Dec 2025
- detected Matomo Analytics Dec 2025
- detected Plyr Dec 2025
- detected YouTube Dec 2025
- dropped Facebook Login Aug 2025
- dropped jQuery Migrate Aug 2025
- dropped Prototype Aug 2025