What powers sdhrd.org?
Last seen Oct 2026 · 12 technologies across 9 categories
Analytics
Naver Analytics
since Apr 2026
CMS
Gnuboard
since Feb 2024
Databases
MySQL
since Feb 2024
Font scripts
Font Awesome
since Feb 2024
JavaScript libraries
AOS
since Apr 2026
OWL Carousel
since Feb 2024
Miscellaneous
Open Graph
since Feb 2024
Programming languages
PHP
since Feb 2024
UI frameworks
Web servers
Nginx
since Feb 2024
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.78 / 10 · ranked #17,092,275 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.4 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 6.3 MB · 71 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Korea Telecom (183.111.100.194)
- DNS: sdhrd.org
- Email: fmcity.com
- Email security: SPF (soft fail), no DMARC record
- Common Crawl link graph: rank 62,790,962, 2 hosts
DNS records as swept Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Modernizr May 2026
- dropped YouTube May 2026
- detected AOS Apr 2026
- detected jQuery Migrate Apr 2026
- detected Naver Analytics Apr 2026