What powers 
rakkanooukoku4k.jp?
Last seen Sep 2026 · 12 technologies across 11 categories
Advertising
Twitter Ads
since Oct 2025
Analytics
Google Analytics
since Oct 2025
Authentication
Facebook Login
since Oct 2025
CDN
Cloudflare
since May 2026
Google Hosted Libraries
since Oct 2025
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2025
Performance
Priority Hints
since Oct 2025
Security
Cloudflare Bot Management
since May 2026
Video players
YouTube
since Oct 2025
Web servers
Apache HTTP Server
since Oct 2025
Widgets
Twitter
since Oct 2025
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 77% phone
- 24% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.60 / 10 · ranked #816,561 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 5.3 MB · 118 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on FJCLOUD-EAST FUJITSU LIMITED (111.171.212.244)
- DNS: people.co.jp
- Email: no MX record returned
- SSL: JPRS, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,184,305
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped AlmaLinux May 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped OpenSSL May 2026