What powers yes-oph.com?
Last seen Sep 2026 · 22 technologies across 10 categories
Analytics
Google Analytics
since Sep 2026
Naver Analytics
since Oct 2023
CDN
cdnjs
since Oct 2023
Cloudflare
since Oct 2023
jQuery CDN
since Oct 2023
jsDelivr
since Oct 2023
Unpkg
since Oct 2023
Editors
Font scripts
Google Font API
since Oct 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
Kakao
since Oct 2023
Open Graph
since Oct 2023
Programming languages
PHP
since Oct 2023
Tag managers
Google Tag Manager
since Sep 2026
Web servers
Nginx
since Oct 2023
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.10 / 10 · ranked #94,327,073 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 73.5 MB · 235 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Korea Telecom (222.122.86.153)
- DNS: Cafe24
- Email: Cafe24
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 93,649,369, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.yes-oph.com | 22 |
| yes-oph.com | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Analytics Sep 2026
- detected Google Tag Manager Sep 2026
- dropped Cloudflare Bot Management Feb 2026