What powers kopri.re.kr?
Last seen Sep 2026 · 36 technologies across 16 categories
Analytics
CDN
Ecommerce
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Maps
Miscellaneous
PaaS
Programming languages
Security
UI frameworks
Video players
Web frameworks
Web servers
Webmail
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
- 74% desktop
- 21% phone
- 6% tablet
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.85 / 10 · ranked #261,690 of all domains
148 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 7.8 MB · 66 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 극지연구소 (Korea Polar Research Institute on Wikidata)
- Founded: 2004
- Country: South Korea
- Profiles: Instagram, Facebook, YouTube
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Apr 2004 (22 years), renews Apr 2030
- Hosted on KREONET-AS-KR KISTI (203.250.179.7)
- DNS: kopri.re.kr
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 477,460, 22 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kpdc.kopri.re.kr | 16 |
| repository.kopri.re.kr | 12 |
| www.kopri.re.kr | 11 |
| kopri.re.kr | 9 |
| media.kopri.re.kr | 9 |
| eng.kopri.re.kr | 8 |
| mail.kopri.re.kr | 7 |
Full technology history →
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Recent changes
- dropped Facebook Login Feb 2026
- dropped Google Sign-in Feb 2026
- dropped Kakao Feb 2026