What powers ludius.co.jp?
Last seen Sep 2026 · 24 technologies across 17 categories
Analytics
Authentication
Caching
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Performance
Programming languages
Tag managers
Web servers
Webmail
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
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.44 / 10 · ranked #2,596,819 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.1 MB · 60 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on GMO Internet (118.27.125.232)
- DNS: Muumuu Domain
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 38,636,832
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted