What powers blackboard-training.jp?
Last seen Aug 2026 · 21 technologies across 12 categories
Advertising
Analytics
Authentication
CDN
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
RUM
Security
Tag managers
Widgets
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Search and AI assistants
- Amazonbot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
1 of 33 AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.50 / 10 · ranked #24,815,332 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| CLS | 0.05 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 3.2 MB · 100 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Adobe Audience Manager Aug 2026
- dropped Amazon SES Aug 2026
- dropped Amazon Web Services Aug 2026
- dropped Criteo Aug 2026
- dropped Google Ads Aug 2026
- dropped Google Ads Conversion Tracking Aug 2026
- dropped Google Tag Manager Aug 2026
- dropped Google Workspace Aug 2026
- dropped Nginx Aug 2026
- dropped TikTok Pixel Aug 2026
- dropped Yahoo Advertising Aug 2026
- dropped Zendesk Aug 2026