What powers hjsc.co.kr?
Last seen Sep 2026 · 13 technologies across 9 categories
Editors
DreamWeaver
since Jan 2023
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Load balancers
Miscellaneous
Open Graph
since Aug 2024
Operating systems
Windows Server
since Sep 2022
Web frameworks
Microsoft ASP.NET
since Sep 2022
Web servers
IIS
since Sep 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.81 / 10 · ranked #1,956,246 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 6.6 MB · 60 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- HJ Shipbuilding & Construction
- Founded: 1937
- Sector: shipbuilding
- Country: South Korea
From Wikidata (CC0).
Infrastructure
- Hosted on SKTELECOM-NET-AS SK Telecom (114.52.230.130)
- DNS: hjsc.co.kr
- Email: hjsc.co.kr
- Email security: no SPF record, no DMARC record
- SSL: DigiCert, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 1,293,535, 8 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| hy.hjsc.co.kr | 6 |
| www.hjsc.co.kr | 6 |
| eps.hjsc.co.kr | 4 |
| career.hjsc.co.kr | 3 |
| mhs.hjsc.co.kr | 2 |
| visit.hjsc.co.kr | 2 |