What powers jwda.org?
Last seen Oct 2026 · 36 technologies across 19 categories
Analytics
CMS
Databases
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Security
UI frameworks
Web frameworks
Web servers
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 67% desktop
- 33% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.14 / 10 · ranked #1,357,221 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0.25 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 7.4 MB · 81 requests
- WordPress theme: lightning · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- （一社）日本適性力学協会
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Xserver (183.90.253.24)
- DNS: Xserver
- Email: netowl.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,431,003, 5 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| jwda.org | 28 |
| cowin2020.jwda.org | 12 |
| kouza.jwda.org | 2 |
| festa.jwda.org | 1 |
Full technology history →
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Recent changes
- dropped Salesforce Marketing Cloud Account Engagement Jun 2026
- dropped TinyMCE Apr 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected Xserver Mar 2026
- detected core-js Feb 2026
- detected Facebook Pixel Feb 2026