What powers 
kriso.re.kr?
Last seen Sep 2026 · 9 technologies across 7 categories
Analytics
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Web servers
AI Crawlers
Blocks 16 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- img2dataset Blocked
Search and AI assistants
- Amazonbot Blocked
- OAI-SearchBot Blocked
- PerplexityBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
16 of 33 AI crawlers blocked
Audience
- 87% desktop
- 13% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.70 / 10 · ranked #762,788 of all domains
61 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 33.1 MB · 121 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Korea Research Institute of Ships & Ocean Engineering (KRISO)
- Founded: 2013
- Country: South Korea
From Wikidata (CC0).
Infrastructure
- Hosted on KREONET-AS-KR KISTI (203.250.182.21)
- DNS: kreonet.re.kr
- Email: kisti.re.kr
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GlobalSign, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 7,039,075, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kriso.re.kr | 5 |
| www.kriso.re.kr | 5 |
| mail.kriso.re.kr | 4 |