What powers raspi-school.com?
Last seen Aug 2026 · 23 technologies across 12 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
UI frameworks
Web servers
Webmail
WordPress plugins
AI Crawlers
Blocks 4 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- PerplexityBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 29 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
4 of 33 AI crawlers blocked
Audience
- 69% desktop
- 31% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.21 / 10 · ranked #9,744,699 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 1.8 MB · 82 requests
- WordPress theme: ceris · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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Recent changes
- dropped CodeMirror Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025