What powers vctec.co.kr?
Last seen Oct 2026 · 13 technologies across 7 categories
Analytics
Google Analytics
since Aug 2018
Naver Analytics
since Feb 2022
Ecommerce
Cafe24
since May 2020
Cart Functionality
since Aug 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Java
since Aug 2018
Security
HSTS
since Sep 2022
Web servers
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 llms.txt appeared
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 100% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.44 / 10 · ranked #2,601,104 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 1.4 MB · 50 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Korea Telecom (183.111.139.231)
- DNS: Cafe24
- Email: worksmobile.com
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,205,966, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| m.vctec.co.kr | 11 |
| wiki.vctec.co.kr | 4 |
| vctec.co.kr | 2 |
| www.vctec.co.kr | 2 |