What powers 
nfcf.or.kr?
Last seen Oct 2026 · 14 technologies across 9 categories
Analytics
Authentication
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Video players
Web servers
Widgets
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Nov 2026 robots.txt appeared
- Nov 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 95% phone
- 5% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.19 / 10 · ranked #458,313 of all domains
69 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Korean
- Weight: 53.5 MB · 60 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Aug 1998 (28 years), renews Oct 2027
- Hosted on LGDACOM-KR - LG DACOM Corporation (58.151.137.141)
- DNS: nfcf.or.kr
- Email: nfcf.or.kr
- Email security: SPF (hard fail), no DMARC record
- SSL: GlobalSign, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 11,152,513, 62 hosts
DNS records as swept Nov 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| archive.nfcf.or.kr | 10 |
| gfi.nfcf.or.kr | 5 |
| contest.nfcf.or.kr | 4 |
| fmtc.nfcf.or.kr | 4 |
| fstc.nfcf.or.kr | 4 |
| fttc.nfcf.or.kr | 4 |
| m.nfcf.or.kr | 4 |
| www.nfcf.or.kr | 4 |
| ysedu.nfcf.or.kr | 4 |
| member.nfcf.or.kr | 3 |
| iforest.nfcf.or.kr | 2 |
| yeongdeok.nfcf.or.kr | 2 |
| mail.nfcf.or.kr | 1 |
| uljin.nfcf.or.kr | 1 |
| yangyang.nfcf.or.kr | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache Tomcat Oct 2026