What powers 66y.com?
Last seen Sep 2026 · 11 technologies across 8 categories
Analytics
Baidu Analytics (百度统计)
since May 2026
CDN
cdnjs
since Aug 2024
Cloudflare
since Aug 2024
JavaScript libraries
Programming languages
Node.js
since Aug 2022
Security
HSTS
since May 2024
UI frameworks
Animate.css
since Aug 2024
Web frameworks
Express
since Aug 2022
Web servers
Nginx
since May 2024
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
United States
China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,479,793 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 2.4 MB · 17 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Alibaba Cloud (39.107.194.246)
- Email: no MX record returned
- SSL: Beijing Xinchacha Credit Management Co., Ltd., RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 8,893,698, 9 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.66y.com | 8 |
| 66y.com | 7 |
| bydk.66y.com | 3 |
| lelejieji.66y.com | 3 |
| yuledr.66y.com | 3 |