What powers river2021.com?
Last seen Jun 2026 · 19 technologies across 10 categories
Analytics
Cloudflare Browser Insights
since Feb 2026
Google Analytics
since Mar 2022
CDN
Cloudflare
since Feb 2026
Ecommerce
Cart Functionality
since Mar 2022
Amazon SES
since Feb 2024
Mailgun
since Feb 2024
Hosting
Bluehost
since May 2022
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Feb 2024
Tag managers
Google Tag Manager
since Mar 2022
UI frameworks
Audience
- 54% desktop
- 46% phone
Taiwan
Hong Kong SAR China
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.35 / 10 · ranked #44,463,209 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Chinese (Taiwan)
- CDN: Cloudflare
- Weight: 11.4 MB · 115 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Nginx Mar 2026
- detected Cloudflare Feb 2026
- detected Cloudflare Browser Insights Feb 2026
- detected HTTP/3 Feb 2026
- dropped Apache HTTP Server Aug 2025
- dropped Microsoft Clarity Aug 2025
- dropped PWA Aug 2025