What powers ucv.co.jp?
Last seen Aug 2026 · 17 technologies across 12 categories
Analytics
CDN
CMS
Databases
Font scripts
Hosting panels
JavaScript libraries
Miscellaneous
Programming languages
SEO
UI frameworks
Web servers
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 67% phone
- 26% desktop
- 7% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.70 / 10 · ranked #315,158 of all domains
70 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 275 ms |
| CLS | 2 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 3.5 MB · 64 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 株式会社上田ケーブルビジョン (Ueda Cable Vision on Wikidata)
- Founded: 1971
- Country: Japan
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on JCV Joetsu Cable Vision (103.152.66.84)
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Cybertrust Japan, RSA 4096, expires Feb 2027
- Common Crawl link graph: rank 8,879,168, 3 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ucv.co.jp | 14 |
| www.ucv.co.jp | 12 |
| live.ucv.co.jp | 4 |