What powers vuca.co.kr?
Last seen Aug 2026 · 28 technologies across 13 categories
Analytics
CDN
Ecommerce
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Security
Tag managers
UI frameworks
Video players
Web servers
AI Crawlers
Restricts 4 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
- Applebot-Extended Allowed
- Bytespider Allowed
- CCBot Allowed
- cohere-training-data-crawler Allowed
- Diffbot Allowed
- FacebookBot Allowed
- meta-externalagent Allowed
Search and AI assistants
- PerplexityBot Restricted
- Amazonbot Allowed
- Applebot Allowed
- OAI-SearchBot Allowed
- YouBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- meta-externalfetcher Allowed
The other 16 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
- ai.txt not found
AI Crawlers
4 of 33 AI crawlers restricted
Standards: llms.txt
Audience
- 100% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.64 / 10 · ranked #21,062,229 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 125 ms |
| CLS | 0.8 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 32.8 MB · 320 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| vuca.co.kr | 28 |
| www.vuca.co.kr | 21 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Babel Aug 2026
- detected Sentry Apr 2026
- detected lit-element Dec 2025
- detected lit-html Dec 2025
- detected Unpkg Dec 2025
- dropped cdnjs Oct 2025
- dropped Cloudflare Oct 2025