What powers sing.co.jp?
Last seen Jun 2026 · 42 technologies across 23 categories
Analytics
Google Analytics
since Aug 2018
CDN
Google Cloud CDN
since May 2026
Google Hosted Libraries
since Feb 2022
CMS
WordPress
since Oct 2023
Databases
Amazon SES
since Nov 2022
Font scripts
Google Font API
since Aug 2018
IaaS
Google Cloud
since May 2026
JavaScript frameworks
JavaScript libraries
Marketing automation
Satori
since Jul 2023
Miscellaneous
HTTP/3
since May 2026
Open Graph
since Oct 2023
Operating systems
Red Hat
since Apr 2023
Windows Server
since Aug 2018
PaaS
Amazon Web Services
since Nov 2022
Page builders
STUDIO
since May 2026
Performance
Priority Hints
since Apr 2025
Programming languages
Security
HSTS
since Nov 2022
Tag managers
Google Tag Manager
since Sep 2022
UI frameworks
Web frameworks
Ruby on Rails
since Nov 2022
Web server extensions
Web servers
WordPress plugins
Popup Maker
since Apr 2025
Audience
- 54% desktop
- 45% phone
- 1% tablet
Japan
Thailand
Taiwan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.25 / 10 · ranked #443,737 of all domains
61 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.5 MB · 102 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.sing.co.jp | 18 |
| sing.co.jp | 14 |
| stu.sing.co.jp | 13 |
| material-chu.sing.co.jp | 9 |
| material.sing.co.jp | 9 |
| notice.sing.co.jp | 6 |
| douga.sing.co.jp | 5 |
| schoolbook.sing.co.jp | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected jQuery Migrate Apr 2026
- detected Popup Maker Apr 2026
- detected Priority Hints Apr 2026
- dropped All in One SEO Feb 2026