What powers 
just.edu.cn?
Last seen Jul 2026 · 18 technologies across 7 categories
JavaScript Frameworks
jQuery
since Jan 2016
jQuery Migrate
since Jan 2016
JavaScript libraries
Programming languages
Java
since Sep 2021
Reverse proxies
Envoy
since Sep 2022
Security
HSTS
since Feb 2024
UI frameworks
Video players
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
China
United States
Japan
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.22 / 10 · ranked #447,543 of all domains
84 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0.35 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Organisation
- Jiangsu University of Science and Technology
- Founded: 1933
- Country: People's Republic of China
From Wikidata (CC0).
Infrastructure
- Hosted on ERX-CERNET-BKB China Education and Research Network Center (202.195.192.10)
- DNS: just.edu.cn
- Email: Tencent Exmail
- Email security: SPF (soft fail), no DMARC record
- SSL: Zhejiang Huluwa Digital Certification Co., Ltd., RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 557,823, 121 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| lib.just.edu.cn | 10 |
| www.just.edu.cn | 7 |
| zs.just.edu.cn | 6 |
| cailiao.just.edu.cn | 5 |
| en.just.edu.cn | 4 |
| ids2.just.edu.cn | 4 |
| kjc.just.edu.cn | 4 |
| my.just.edu.cn | 4 |
| yjsb.just.edu.cn | 4 |
| admission.just.edu.cn | 3 |
| jixie.just.edu.cn | 3 |
| naoe.just.edu.cn | 3 |
| gsas.just.edu.cn | 2 |
| mypage.just.edu.cn | 2 |
Full technology history →
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Recent changes
- dropped Font Awesome Oct 2025