What powers ykcsc.org?
Last seen Sep 2026 · 15 technologies across 12 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
CDN
Cloudflare
since Oct 2025
CMS
Gnuboard
since Oct 2025
Databases
MySQL
since Oct 2025
Font scripts
Font Awesome
since Oct 2025
JavaScript libraries
Miscellaneous
HTTP/3
since Oct 2025
Open Graph
since Oct 2025
Programming languages
Security
HSTS
since Oct 2025
UI frameworks
Video players
YouTube
since Oct 2025
Webmail
Google Workspace
since Oct 2025
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Open Page Rank
1.05 / 10 · ranked #11,830,057 of all domains
5 referring domains · OpenPageRank
Page
- Language: Korean
- CDN: Cloudflare
- Weight: 4.7 MB · 106 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.77.36, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 24,582,732, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Cloudflare Browser Insights Nov 2025