What powers codeground.org?
Last seen Aug 2026 · 12 technologies across 10 categories
Analytics
Google Analytics
since Sep 2020
CDN
cdnjs
since Aug 2022
Cloudflare
since Aug 2022
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Java
since Sep 2020
Security
HSTS
since Jun 2025
UI frameworks
Web frameworks
Spring
since Sep 2020
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 *: Blocked (was Restricted)
AI Crawlers
All crawlers blocked
Audience
- 100% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.63 / 10 · ranked #800,027 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 14.9 MB · 46 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| www.codeground.org | 12 |
| codeground.org | 11 |
| login.codeground.org | 5 |