What powers djsch.kr?
Last seen Aug 2026 · 29 technologies across 10 categories
Analytics
Naver Analytics
since Aug 2022
JavaScript frameworks
GSAP
since Aug 2024
JavaScript libraries
Miscellaneous
Programming languages
Security
HSTS
since May 2026
Video players
YouTube
since Aug 2018
Web frameworks
Django
since May 2026
Web servers
Apache HTTP Server
since Aug 2024
Nginx
since May 2026
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
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
- 67% desktop
- 33% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.26 / 10 · ranked #1,180,162 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 15.4 MB · 71 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Daejeon Practical Science High school
- Country: South Korea
From Wikidata (CC0).
Infrastructure
- Hosted on DJE-AS-KR Daejon Metropolitan Office of Education (210.111.226.121)
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: DigiCert, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 1,267,490, 317 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ai.djsch.kr | 12 |
| ndjhs.djsch.kr | 10 |
| djonline.djsch.kr | 8 |
| mshs.djsch.kr | 8 |
| sslib.djsch.kr | 8 |
| ai-auth.djsch.kr | 7 |
| chungnam-mhhs.djsch.kr | 6 |
| desre.djsch.kr | 6 |
| dj36es.djsch.kr | 6 |
| dsecc.djsch.kr | 6 |
| dushs.djsch.kr | 6 |
| bomoonms.djsch.kr | 5 |
| dei.djsch.kr | 5 |
| dels.djsch.kr | 5 |
| djcheyukhs.djsch.kr | 5 |
| djdsms.djsch.kr | 5 |
| djdwms.djsch.kr | 5 |
| djedhs.djsch.kr | 5 |
| djsaes.djsch.kr | 5 |
| djshs.djsch.kr | 5 |
| dongmyungms.djsch.kr | 5 |
| dres.djsch.kr | 5 |
| dsghs.djsch.kr | 5 |
| dsgms.djsch.kr | 5 |