What powers i-kahaku.jp?
Last seen Aug 2026 · 9 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since May 2026
Authentication
Facebook Login
since Jun 2021
Editors
DreamWeaver
since Nov 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Tag managers
Google Tag Manager
since Nov 2020
Web servers
Apache HTTP Server
since Jan 2019
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
- 91% phone
- 8% desktop
- 1% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.98 / 10 · ranked #248,388 of all domains
119 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 7.7 MB · 123 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Ehime Prefectural Science Museum
- Founded: 1994
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on KDDI KDDI CORPORATION (211.126.240.77)
- DNS: Onamae.com
- Email: i-kahaku.jp
- Email security: SPF (hard fail), no DMARC record
- Common Crawl link graph: rank 1,198,960, 2 hosts
- Verified with: GlobalSign
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.i-kahaku.jp | 9 |
| i-kahaku.jp | 8 |
Full technology history →
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Recent changes
- detected Microsoft Clarity May 2026