What powers nier.go.kr?
Last seen Aug 2026 · 18 technologies across 9 categories
Analytics
CDN
Ecommerce
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming Languages
Security
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 *: Restricted (was Allowed)
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 86% desktop
- 14% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.72 / 10 · ranked #134,968 of all domains
216 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 10.9 MB · 101 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- National Institute of Environmental Research
- Country: South Korea
From Wikidata (CC0).
Infrastructure
- Hosted on Korea Telecom (211.114.21.3)
- DNS: gcc.go.kr
- Email: nier.go.kr
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 648,604, 31 hosts
- Verified with: GlobalSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| nesc.nier.go.kr | 10 |
| nier.go.kr | 9 |
| www.nier.go.kr | 6 |
| ncis.nier.go.kr | 5 |
| kochens.nier.go.kr | 3 |
| qaqc.nier.go.kr | 3 |
| sgis.nier.go.kr | 3 |
| water.nier.go.kr | 3 |
| iaqinfo.nier.go.kr | 2 |