What powers u-u.jp?
Last seen Sep 2026 · 42 technologies across 22 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Widgets
WordPress plugins
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
- 81% phone
- 19% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.88 / 10 · ranked #1,816,554 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 125 ms |
| CLS | 1.25 |
| TTFB | 2400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 5.6 MB · 236 requests
- WordPress theme: jetb_press_11_sp_php8 · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 湯ーとぴあ (U Topia on Wikidata)
- Country: Japan
- Profiles: X
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Xserver (85.131.210.10)
- DNS: xbiz.ne.jp
- Email: u-u.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,012,257, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| u-u.jp | 33 |
| book.u-u.jp | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Ads Aug 2026
- detected Google Ads Conversion Tracking Aug 2026
- detected Priority Hints Jul 2026
- dropped GSAP Jun 2026
- dropped Umami Jan 2026
- dropped Microsoft Advertising Dec 2025
- dropped Facebook Pixel Nov 2025
- detected Gutenberg Nov 2025
- detected WordPress Block Editor Nov 2025