What powers quantacn.com?
Last seen Oct 2026 · 9 technologies across 7 categories
JavaScript libraries
Load balancers
Operating systems
Windows Server
since Aug 2022
Security
HSTS
since May 2024
Web frameworks
Microsoft ASP.NET
since Aug 2022
Web servers
Webmail
Apple iCloud Mail
since Feb 2024
Microsoft 365
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Vietnam
Thailand
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.93 / 10 · ranked #3,762,907 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.1 MB · 3 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Quanta Computer (China)
- Founded: 1988
- Country: People's Republic of China
From Wikidata (CC0).
Infrastructure
- DNS: Alibaba Cloud DNS
- Email: quantacn.com
- Email security: no SPF record, DMARC monitor only
- SSL: DigiCert, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 12,229,040, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| qcmcwx.quantacn.com | 6 |
| qsmcec.quantacn.com | 6 |
| www.quantacn.com | 6 |
| qsmcoa.quantacn.com | 3 |