What powers sigma-k.co.jp?
Last seen Jun 2026 · 18 technologies across 14 categories
Analytics
Google Analytics
since Sep 2020
CDN
Google Cloud CDN
since Apr 2025
Databases
Firebase
since Apr 2025
Editors
DreamWeaver
since Sep 2020
Font scripts
Google Font API
since Apr 2025
IaaS
Google Cloud
since Apr 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Page builders
STUDIO
since Apr 2025
Programming languages
Node.js
since Apr 2025
Tag managers
Google Tag Manager
since Sep 2020
Web servers
Apache HTTP Server
since Sep 2020
Webmail
Microsoft 365
since Sep 2024
Audience
- 50% phone
- 50% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.58 / 10 · ranked #2,359,817 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.2 s |
| CLS | 0.15 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 2.5 MB · 68 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| sigma-k.co.jp | 14 |
| www.sigma-k.co.jp | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Priority Hints May 2026
- dropped core-js Apr 2026
- detected Priority Hints Feb 2026