What powers 
chamc.co.kr?
Last seen Oct 2026 · 26 technologies across 13 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Retargeting
Tag managers
UI frameworks
Web frameworks
Web servers
Widgets
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Nov 2026 * removed from robots.txt
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 91% desktop
- 9% phone
South Korea
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.94 / 10 · ranked #252,871 of all domains
152 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 175 ms |
| CLS | 0.15 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 8.7 MB · 30 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 차병원 (Sungkwang Medical Foundation on Wikidata)
- Founded: 1960
- Country: South Korea
- Profiles: YouTube, Instagram
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Nov 1998 (27 years), renews Oct 2027
- Hosted on Korea Telecom (221.150.239.81)
- DNS: kidc.net
- Email: chamc.co.kr
- Email security: SPF (soft fail), no DMARC record
- SSL: GlobalSign, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 2,113,347, 50 hosts
- Verified with: GlobalSign, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| gumi.chamc.co.kr | 15 |
| bundangwoman.chamc.co.kr | 11 |
| bundangwoman.m.chamc.co.kr | 11 |
| chaimc.chamc.co.kr | 11 |
| gangnam.chamc.co.kr | 10 |
| gangnam.m.chamc.co.kr | 10 |
| recruit.chamc.co.kr | 10 |
| bundang.chamc.co.kr | 9 |
| bundang.m.chamc.co.kr | 9 |
| daegu.m.chamc.co.kr | 9 |
| gcea.chamc.co.kr | 9 |
| gumi.m.chamc.co.kr | 9 |
| ilsan.chamc.co.kr | 9 |
| ilsan.m.chamc.co.kr | 9 |
| en.chamc.co.kr | 8 |
| jamsil.m.chamc.co.kr | 8 |
| m.chamc.co.kr | 8 |
| news.chamc.co.kr | 8 |
| cari.chamc.co.kr | 7 |
| chaimc.m.chamc.co.kr | 7 |
| ivf.m.chamc.co.kr | 7 |
| magok.m.chamc.co.kr | 7 |
| refer.chamc.co.kr | 7 |
| chamc.co.kr | 6 |
Full technology history →
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Recent changes
- dropped Java Oct 2026