What powers crassna.com?
Last seen Jun 2026 · 26 technologies across 16 categories
Analytics
Google Analytics
since Apr 2023
Google Analytics Enhanced eCommerce
since Apr 2023
Authentication
Facebook Login
since Apr 2023
Caching
RackCache
since Apr 2023
Ecommerce
Cart Functionality
since Apr 2023
Mailgun
since Feb 2024
Font scripts
Font Awesome
since Apr 2023
Google Font API
since Apr 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Apr 2023
PaaS
Amazon Web Services
since Apr 2023
Programming languages
Ruby
since Apr 2023
Security
HSTS
since Apr 2023
Tag managers
Google Tag Manager
since Apr 2023
UI frameworks
Web frameworks
Ruby on Rails
since Apr 2023
Widgets
GetButton
since Apr 2023
Audience
- 84% phone
- 16% desktop
Taiwan
Hong Kong SAR China
Malaysia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.79 / 10 · ranked #16,822,586 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Chinese (Taiwan)
- Weight: 5.6 MB · 106 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.