What powers kprf.jp?
Last seen Sep 2026 · 11 technologies across 8 categories
CDN
Cloudflare
since Apr 2026
CMS
Jimdo
since Dec 2022
Sendgrid
since Dec 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since Apr 2026
Open Graph
since Dec 2022
Security
Cloudflare Bot Management
since Apr 2026
HSTS
since Dec 2022
Video players
YouTube
since Dec 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.93 / 10 · ranked #3,784,635 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese (Japan)
- CDN: Cloudflare
- Weight: 4.7 MB · 40 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (162.159.128.70)
- DNS: Jimdo
- Email: Jimdo
- Email security: SPF (soft fail), DMARC monitor only
- Common Crawl link graph: rank 4,099,468
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
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