What powers 
g4b.go.kr?
Last seen Oct 2026 · 5 technologies across 2 categories
JavaScript libraries
Programming languages
Java
since Nov 2023
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 Nov 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.91 / 10 · ranked #639,134 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Korean
- Weight: 2.3 MB · 63 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE (125.60.19.228)
- DNS: gcc.go.kr
- Email: g4b.go.kr
- Email security: SPF (hard fail), no DMARC record
- Common Crawl link graph: rank 13,852,352, 2 hosts
- Verified with: GlobalSign, Google
DNS records as swept Nov 2026. How the web is hosted