What powers zenchiren.or.jp?
Last seen Aug 2026 · 4 technologies across 3 categories
Font scripts
Font Awesome
since Aug 2018
Google Font API
since Apr 2023
JavaScript libraries
Swiper
since Apr 2023
Web servers
Apache HTTP Server
since Aug 2018
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 73% desktop
- 27% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.87 / 10 · ranked #259,869 of all domains
67 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 7.4 MB · 63 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Japan Geotechnical Consultants Association
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on AICS Otsuka Corp. (157.205.190.175)
- DNS: alpha-prm.jp
- Email: alpha-prm.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Nijimo, Inc., RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 75,202, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zenchiren.or.jp | 4 |
| zenchiren.or.jp | 4 |