What powers sparx.co.jp?
Last seen Jun 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
Font scripts
Google Font API
since Aug 2023
Issue trackers
Sentry
since Aug 2022
JavaScript frameworks
JavaScript libraries
Load balancers
Amazon ALB
since Jul 2024
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Dec 2022
Miscellaneous
PaaS
Amazon Web Services
since Jul 2024
Programming languages
Node.js
since Aug 2022
Security
HSTS
since Nov 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Tailwind CSS
since Aug 2022
Web servers
Apache HTTP Server
since Jan 2019
Audience
- 82% phone
- 18% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.72 / 10 · ranked #300,926 of all domains
86 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.1 MB · 33 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| note.sparx.co.jp | 14 |
| www.sparx.co.jp | 11 |
| kaizen.sparx.co.jp | 9 |
| mirai.sparx.co.jp | 9 |
| space.sparx.co.jp | 9 |
Full technology history →
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Recent changes
- dropped cdnjs Jan 2026
- dropped Cloudflare Jan 2026
- dropped DreamWeaver Jan 2026
- dropped jQuery Jan 2026
- dropped FreakOut Aug 2025