What powers 
busanopen.org?
Last seen Aug 2026 · 8 technologies across 8 categories
Analytics
CDN
Cloudflare
since Aug 2022
Editors
DreamWeaver
since Oct 2020
Operating systems
UNIX
since Oct 2020
Programming languages
Security
Cloudflare Bot Management
since Aug 2022
Video players
Vimeo
since Aug 2022
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.84 / 10 · ranked #262,628 of all domains
143 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.4 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 2.4 MB · 66 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SK Broadband (218.237.65.52)
- DNS: busanopen.org
- Email: busanopen.org
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 95,300, 4 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| busanopen.org | 8 |
| www.busanopen.org | 8 |