What powers 
zenkigen.co.jp?
Last seen Sep 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Apr 2020
CDN
Google Cloud CDN
since Sep 2025
Databases
Firebase
since Sep 2025
Font scripts
Google Font API
since Apr 2020
IaaS
Google Cloud
since Sep 2025
JavaScript frameworks
JavaScript graphics
Miscellaneous
PaaS
Netlify
since Oct 2021
Page builders
STUDIO
since Sep 2025
Performance
Google Cloud Trace
since Sep 2026
Priority Hints
since Sep 2026
Programming languages
Node.js
since Sep 2025
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Apr 2020
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 80% desktop
- 20% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #284,987 of all domains
63 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Netlify
- Weight: 6.6 MB · 42 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (75.2.60.5)
- DNS: Onamae.com
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 126,962, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| recruit.zenkigen.co.jp | 13 |
| zenkigen.co.jp | 8 |
Full technology history →
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