What powers sainou.or.jp?
Last seen Sep 2026 · 15 technologies across 9 categories
Advertising
Google Ads
since Jul 2024
Analytics
Google Ads Conversion Tracking
since Jul 2024
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
Font scripts
Google Font API
since Apr 2022
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Tag managers
Google Tag Manager
since Apr 2022
Web Servers
Apache HTTP Server
since Feb 2017
Nginx
since Jan 2019
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 Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 68% phone
- 32% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.71 / 10 · ranked #308,353 of all domains
83 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 4.4 MB · 118 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- The Talent Development Education Research Foundation
- Founded: 1967
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Sakura Internet (219.94.155.216)
- Email: sainou.or.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,371,748, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sainou.or.jp | 14 |
| www.sainou.or.jp | 14 |
| portal.sainou.or.jp | 2 |