What powers isjm.kr?
Last seen Sep 2026 · 23 technologies across 9 categories
Analytics
Naver Analytics
since Mar 2022
CDN
Ecommerce
Cafe24
since Sep 2024
Cart Functionality
since Jan 2021
Font scripts
Google Font API
since Sep 2024
Typekit
since Sep 2024
JavaScript libraries
Miscellaneous
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since Sep 2024
Video players
Vimeo
since Sep 2024
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.57 / 10 · ranked #22,720,969 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 8.1 MB · 232 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Korea Telecom (183.111.139.231)
- Email: hiworks.co.kr
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 70,305,387, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| isjm.kr | 23 |
| www.isjm.kr | 20 |