What powers sigma-giken.co.jp?
Last seen Jun 2026 · 20 technologies across 15 categories
Analytics
Google Analytics
since Aug 2022
Umami
since Jan 2025
CDN
Amazon CloudFront
since Jan 2025
Font scripts
Google Font API
since Jan 2025
JavaScript libraries
Marketing automation
BowNow
since Aug 2022
Miscellaneous
Open Graph
since Jan 2025
Operating systems
CentOS
since Aug 2022
PaaS
Amazon Web Services
since Jan 2025
Programming languages
Java
since Aug 2022
Security
HSTS
since Jan 2025
Tag managers
Google Tag Manager
since Aug 2022
UI frameworks
Video players
YouTube
since Jan 2025
Web servers
Apache HTTP Server
since Aug 2022
Widgets
FlexSlider
since Aug 2022
Audience
- 70% desktop
- 30% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.76 / 10 · ranked #2,073,806 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| CLS | 0.1 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 7.8 MB · 129 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.sigma-giken.co.jp | 17 |
| sigma-giken.co.jp | 7 |
Full technology history →
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Recent changes
- dropped Moment.js Aug 2025