What powers jbdf.or.jp?
Last seen Sep 2026 · 6 technologies across 5 categories
Analytics
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Web servers
Nginx
since Apr 2026
Widgets
FlexSlider
since Apr 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 77% phone
- 23% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.75 / 10 · ranked #739,036 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 2.2 MB · 45 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Japan Ballroom Dance Federation
- Founded: 1992
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Xserver (85.131.210.90)
- DNS: xbiz.ne.jp
- Email: jbdf.or.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,248,568, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| jbdf.or.jp | 6 |
| www.jbdf.or.jp | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server May 2026
- detected Nginx Apr 2026