What powers yudian.org?
Last seen Aug 2026 · 37 technologies across 18 categories
Analytics
CDN
CMS
Development
Ecommerce
Font scripts
IaaS
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
Web frameworks
Webmail
AI Crawlers
Restricts 9 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
Search and AI assistants
- Amazonbot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
The other 24 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
AI Crawlers
9 of 33 AI crawlers restricted
Standards: llms.txt, llms-full.txt, Content Signals
Audience
- 54% phone
- 46% desktop
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.31 / 10 · ranked #8,509,578 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Chinese (Taiwan)
- CDN: Vercel
- Weight: 1.3 MB · 88 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| yudian.org | 28 |
| www.membership.yudian.org | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Base UI Aug 2026
- detected Next.js App Router Aug 2026
- dropped Chakra UI Jul 2026
- dropped Emotion Jul 2026
- detected RxJS Jul 2026
- detected Turbopack Jul 2026
- detected Tailwind CSS May 2026