What powers rainbowsports.jp?
Last seen Oct 2026 · 12 technologies across 9 categories
CMS
Databases
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Web servers
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 83% phone
- 17% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.82 / 10 · ranked #1,941,688 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.1 MB · 53 requests
- WordPress theme: itheme2 · all themes
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- レインボースポーツ
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Xserver (210.157.78.62)
- DNS: wpx.ne.jp
- Email: rainbowsports.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 29,651,826, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped Cloudflare Browser Insights May 2026