What powers link-u.co.jp?
Last seen Jun 2026 · 16 technologies across 13 categories
Analytics
Google Analytics
since Feb 2020
CDN
Google Cloud CDN
since Apr 2024
CRM
Salesforce
since Nov 2024
Databases
Firebase
since Dec 2021
Font scripts
Google Font API
since Feb 2020
IaaS
Google Cloud
since Dec 2021
JavaScript frameworks
Miscellaneous
HTTP/3
since Apr 2024
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Page builders
STUDIO
since Dec 2021
Programming languages
Node.js
since Dec 2021
Tag managers
Google Tag Manager
since Feb 2020
Webmail
Google Workspace
since Aug 2022
Audience
- 53% phone
- 47% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.00 / 10 · ranked #569,700 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Google
- Weight: 4.0 MB · 123 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| technologies.link-u.co.jp | 16 |
| products.link-u.co.jp | 13 |
| www.link-u.co.jp | 13 |
Full technology history →
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Recent changes
- dropped Priority Hints May 2026
- dropped core-js Apr 2026
- detected Priority Hints Feb 2026
- dropped YouTube Sep 2025