What powers vuc.vn?
Last seen Mar 2026 · 15 technologies across 9 categories
Analytics
Authentication
CDN
Font scripts
JavaScript libraries
Live chat
Miscellaneous
UI frameworks
Web servers
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 25 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
Content Signals:
search=yes ai-train=no declared in robots.txt
AI Crawlers
8 of 33 AI crawlers blocked
Standards: Content Signals
Open Page Rank
1.65 / 10 · ranked #5,280,655 of all domains
4 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.46.121)
- DNS: Cloudflare DNS
- Email: vuc.vn
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 16,650,527, 39 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| vietbiblio.vuc.vn | 10 |
| tvthptnguyentran.vuc.vn | 8 |
| baoxuan2024.vuc.vn | 7 |
| baoxuan.vuc.vn | 6 |
| dlib.vuc.vn | 5 |
| vuc.vn | 4 |