What powers astr.or.kr?
Last seen Aug 2026 · 8 technologies across 7 categories
Analytics
Google Analytics
since Oct 2023
CDN
Google Hosted Libraries
since Jul 2022
jsDelivr
since Oct 2023
Font scripts
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2023
UI frameworks
Web servers
Nginx
since Jul 2022
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
- 81% desktop
- 19% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.14 / 10 · ranked #1,357,808 of all domains
33 referring domains · OpenPageRank
Search traffic
130 est. monthly organic visits (US)
194 keywords in Google's top 30
Core Web Vitals
| LCP | 1.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 2.7 MB · 56 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on HOSTWAY-AS-KR Hostway IDC (61.109.250.124)
- DNS: astr.or.kr
- Email: astr.or.kr
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 6,725,825, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| astr.or.kr | 8 |
| www.astr.or.kr | 8 |