What powers sslc.kr?
Last seen Aug 2026 · 17 technologies across 10 categories
Analytics
Google Analytics
since Sep 2025
CDN
cdnjs
since Jun 2023
Cloudflare
since Jun 2023
Font scripts
Font Awesome
since Nov 2022
Google Font API
since Apr 2022
Issue trackers
Sentry
since Feb 2023
JavaScript frameworks
React
since Apr 2022
JavaScript libraries
Live chat
Channel.io
since Aug 2026
Miscellaneous
Open Graph
since Oct 2023
PWA
since Jun 2023
Security
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 82% desktop
- 18% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.87 / 10 · ranked #15,057,316 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 100 ms |
| CLS | 0.35 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 21.9 MB · 98 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| sslc.kr | 13 |
| lms.sslc.kr | 11 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Channel.io Aug 2026