What powers koakumagroup.com?
Last seen Jun 2026 · 17 technologies across 11 categories
Analytics
Google Analytics
since Jan 2019
CDN
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Load balancers
Amazon ALB
since Aug 2021
Miscellaneous
Open Graph
since May 2026
Operating systems
CentOS
since Jan 2019
PaaS
Amazon Web Services
since Aug 2021
Programming languages
Web server extensions
Web servers
Nginx
since May 2026
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.07 / 10 · ranked #1,470,014 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.4 MB · 108 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| kokuraj.koakumagroup.com | 14 |
| okayamaj.koakumagroup.com | 14 |
| syunanj.koakumagroup.com | 14 |
| higashih.koakumagroup.com | 13 |
| syunan.koakumagroup.com | 13 |
| tokushima.koakumagroup.com | 13 |
| yamaguchi.koakumagroup.com | 13 |
| akashij.koakumagroup.com | 12 |
| atsugij.koakumagroup.com | 12 |
| chibaj.koakumagroup.com | 12 |
| fukuyama.koakumagroup.com | 12 |
| fukuyamaj.koakumagroup.com | 12 |
| hamamatsuj.koakumagroup.com | 12 |
| himeji.koakumagroup.com | 12 |
| himejij.koakumagroup.com | 12 |
| hiroshima.koakumagroup.com | 12 |
| hiroshimaj.koakumagroup.com | 12 |
| kamataj.koakumagroup.com | 12 |
| mikawaj.koakumagroup.com | 12 |
| nagoyaj.koakumagroup.com | 12 |
| numazuj.koakumagroup.com | 12 |
| sapporoj.koakumagroup.com | 12 |
| shizuokaj.koakumagroup.com | 12 |
| uguisudanij.koakumagroup.com | 12 |
Full technology history →
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Recent changes
- detected Amazon ALB Dec 2025
- detected Amazon Web Services Dec 2025