What powers nagase-kenko.com?
Last seen Aug 2026 · 12 technologies across 11 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Aug 2022
Font scripts
Google Font API
since Jul 2023
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Jul 2023
Popper
since Jul 2023
PaaS
Amazon Web Services
since May 2024
Tag managers
Google Tag Manager
since Jul 2023
UI frameworks
Web servers
Nginx
since Jan 2019
Webmail
Microsoft 365
since Nov 2023
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 69% phone
- 31% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.28 / 10 · ranked #1,150,004 of all domains
46 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 3.3 MB · 90 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Nagase Kenko
- Founded: 1934
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Sakura Internet (219.94.161.228)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,220,648, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| player.nagase-kenko.com | 11 |
| www.nagase-kenko.com | 11 |
| nagase-kenko.com | 10 |