What powers 
cosinkorea.com?
Last seen Aug 2026 · 15 technologies across 7 categories
Editors
DreamWeaver
since Jan 2019
JavaScript Frameworks
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Video players
YouTube
since Feb 2021
Web servers
Nginx
since Feb 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 55% desktop
- 45% phone
South Korea
Japan
United States
Australia
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.86 / 10 · ranked #682,222 of all domains
63 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 6.6 MB · 155 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GABIA-AS-KR GABIA Inc. (121.78.127.83)
- DNS: Amazon Route 53
- Email: daum.net
- Email security: no SPF record, DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 583,752, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cosinkorea.com | 12 |
| www.cosinkorea.com | 12 |
| old.cosinkorea.com | 3 |
Full technology history →
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Recent changes
- detected Swiper May 2026