What powers chodai.co.jp?
Last seen Aug 2026 · 9 technologies across 6 categories
Analytics
Google Analytics
since Jan 2019
CDN
JavaScript libraries
Tag managers
Google Tag Manager
since Jul 2024
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Microsoft 365
since Sep 2024
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 55% desktop
- 45% phone
India
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #364,853 of all domains
70 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 7.9 MB · 54 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Chodai
- Founded: 1968
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on ODN SoftBank Corp. (202.33.246.64)
- Email: Microsoft 365
- Email security: SPF (soft fail), no DMARC record, DNSSEC signed
- SSL: JPRS, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 486,843, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted