What powers 
zenrin-datacom.net?
Last seen Aug 2026 · 29 technologies across 21 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript Frameworks
JavaScript graphics
JavaScript libraries
Load balancers
PaaS
Page builders
Performance
Programming languages
Security
Tag Managers
Web servers
Webmail
WordPress plugins
WordPress themes
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 55% desktop
- 44% phone
- 1% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.98 / 10 · ranked #247,683 of all domains
161 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 8.3 MB · 107 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Zenrin Datacom
- Founded: 2000
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on NTT-DATA-2914 (128.121.56.206)
- DNS: cdnetdns.net
- Email: Trend Micro Email Security
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 58,106, 4 hosts
- Verified with: Google, Meta Business, Microsoft 365, Trend Micro Email Security, Twilio
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zenrin-datacom.net | 16 |
| athlete.zenrin-datacom.net | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon ALB Aug 2026
- dropped Apache HTTP Server Nov 2025
- dropped Font Awesome Nov 2025
- dropped Google Hosted Libraries Nov 2025
- dropped HubSpot Nov 2025
- dropped jPlayer Nov 2025
- dropped Open Graph Nov 2025
- dropped OWL Carousel Nov 2025
- dropped RSS Nov 2025