What powers cuk.ac.kr?
Last seen Sep 2026 · 24 technologies across 12 categories
Analytics
Google Analytics
since Oct 2021
Naver Analytics
since Oct 2024
CDN
Cloudflare
since Oct 2024
jsDelivr
since Oct 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating Systems
CentOS
since Aug 2018
Programming languages
Java
since Oct 2021
Rich text editors
CKEditor
since Oct 2024
Security
Cloudflare Bot Management
since Oct 2024
HSTS
since Sep 2023
Tag managers
Google Tag Manager
since Oct 2021
Video players
Vimeo
since Oct 2024
Web servers
Apache HTTP Server
since Aug 2018
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
- 93% desktop
- 7% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.95 / 10 · ranked #1,678,596 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 3.9 MB · 87 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Catholic University of Korea
- Founded: 1855
- Country: South Korea
From Wikidata (CC0).
Infrastructure
- Hosted on Korea Telecom (203.229.200.56)
- DNS: cuk.ac.kr
- Email: cuk.ac.kr
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 2,656,958, 12 hosts
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cuk.ac.kr | 17 |
| lib.cuk.ac.kr | 7 |
| www-nature-com-ssl.proxy.cuk.ac.kr | 4 |
| openlink.proxy.cuk.ac.kr | 2 |
Full technology history →
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