What powers duncan.idv.tw?
Last seen Sep 2026 · 17 technologies across 13 categories
Advertising
Analytics
Authentication
CDN
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
Web servers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 72% desktop
- 28% phone
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.59 / 10 · ranked #2,331,801 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0.5 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Chinese (Taiwan)
- Weight: 3.6 MB · 85 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on HiNet (Chunghwa Telecom) (114.33.33.102)
- DNS: Google Cloud DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 602,229, 4 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- detected Priority Hints Sep 2026
- dropped YouTube Sep 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Google Font API Feb 2026
- detected Google Font API Nov 2025