What powers r7kamura.com?
Last seen Oct 2026 · 12 technologies across 8 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
Caching
Varnish
since Feb 2020
CDN
Cloudflare
since Jan 2024
Fastly
since Feb 2020
JavaScript frameworks
Miscellaneous
PaaS
GitHub Pages
since Feb 2020
Programming languages
Node.js
since May 2022
UI frameworks
Tailwind CSS
since Jun 2022
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
- 68% desktop
- 32% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.66 / 10 · ranked #2,223,969 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Cloudflare, Fastly
- Weight: 0.1 MB · 21 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.10.164, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,065,939
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted