What powers 
mandai-s.jp?
Last seen Sep 2026 · 29 technologies across 17 categories
Analytics
Caching
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Tag managers
UI frameworks
Web servers
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
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
- Oct 2026 robots.txt removed
- Aug 2026 robots.txt appeared
- Aug 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 87% phone
- 13% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.46 / 10 · ranked #408,237 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 8.4 MB · 86 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- リユース＆アミューズメントの万代
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Sakura Internet (133.242.249.154)
- DNS: Sakura Internet
- Email: mandai-s.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 2,285,763, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| mandai-s.jp | 21 |
| shop.mandai-s.jp | 12 |
Full technology history →
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Recent changes
- dropped Nuxt.js Aug 2026
- dropped Priority Hints Aug 2026
- dropped Sentry Aug 2026
- dropped Vue.js Aug 2026
- detected Next.js Jul 2026
- detected React Jul 2026
- detected Tailwind CSS Jul 2026
- detected Webpack Jul 2026
- detected core-js Apr 2026
- detected Facebook Pixel Apr 2026
- dropped WordPress Super Cache Nov 2025