What powers keisei-ds.co.jp?
Last seen Jun 2026 · 18 technologies across 14 categories
Analytics
Google Analytics
since Feb 2019
CDN
Cloudflare
since May 2022
Google Cloud CDN
since Mar 2025
Databases
Firebase
since Mar 2025
Amazon SES
since Aug 2022
Font scripts
Google Font API
since May 2019
IaaS
Google Cloud
since Mar 2025
JavaScript frameworks
Miscellaneous
HTTP/3
since Mar 2025
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Page builders
STUDIO
since Mar 2025
Programming languages
Node.js
since Mar 2025
Security
Cloudflare Bot Management
since Mar 2025
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Nginx
since Jan 2019
Audience
- 80% phone
- 20% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.43 / 10 · ranked #971,646 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.6 MB · 37 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| recruit.keisei-ds.co.jp | 16 |
| keisei-ds.co.jp | 7 |
| www.keisei-ds.co.jp | 5 |
Full technology history →
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Recent changes
- dropped Priority Hints May 2026
- detected Priority Hints Feb 2026