What powers br-cardcollection.jp?
Last seen Aug 2026 · 9 technologies across 8 categories
Analytics
Google Analytics
since Mar 2026
CDN
jQuery CDN
since Aug 2026
Hosting
Sakura Internet
since Oct 2025
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2025
Operating systems
Ubuntu
since Oct 2025
Video players
YouTube
since Oct 2025
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 85% phone
- 15% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.72 / 10 · ranked #4,804,673 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 3.2 MB · 82 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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