What powers maru-naka.co.jp?
Last seen Sep 2026 · 8 technologies across 6 categories
Analytics
Google Analytics
since Aug 2022
CDN
Google Hosted Libraries
since Aug 2022
JavaScript libraries
Operating systems
Windows Server
since Aug 2022
Programming languages
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.16 / 10 · ranked #3,195,426 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 55 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on OCN NTT Communications Corporation (210.190.58.22)
- DNS: ocn.ad.jp
- Email: maru-naka.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Sectigo, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 18,407,344
- Verified with: Microsoft 365
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted