What powers yu1l.jp?
Last seen Sep 2026 · 39 technologies across 15 categories
Analytics
CDN
CMS
Databases
Hosting
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Tag managers
UI frameworks
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 88% phone
- 11% tablet
- 2% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.00 / 10 · ranked #1,590,327 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 20.9 MB · 157 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Xserver (183.90.232.42)
- DNS: Xserver
- Email: yu1l.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 187,487, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Microsoft Clarity Sep 2026
- detected Amazon S3 May 2026
- detected Amazon Web Services May 2026
- detected Google Hosted Libraries Feb 2026
- detected jQuery UI Feb 2026
- dropped VideoJS Nov 2025