What powers sjahwal.or.kr?
Last seen Aug 2026 · 13 technologies across 9 categories
Analytics
Naver Analytics
since Mar 2023
CDN
cdnjs
since Mar 2022
Cloudflare
since Mar 2023
CMS
Gnuboard
since Mar 2023
Databases
MySQL
since Mar 2023
Font scripts
Font Awesome
since Mar 2022
JavaScript libraries
Slick
since Mar 2022
Miscellaneous
Open Graph
since Dec 2023
Programming languages
PHP
since Dec 2020
Web servers
Nginx
since Dec 2020
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
- 100% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.10 / 10 · ranked #11,054,492 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Korea Telecom (203.245.24.10)
- DNS: Cafe24
- Email: daum.net
- Email security: SPF (soft fail), no DMARC record
- SSL: Sectigo, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 13,857,568, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sjahwal.or.kr | 13 |
| www.sjahwal.or.kr | 13 |