What powers zener.cards?
Last seen Jun 2026 · 15 technologies across 10 categories
Advertising
Google AdSense
since Apr 2026
Analytics
Cloudflare Browser Insights
since Nov 2025
Google Analytics
since Apr 2024
CDN
Cloudflare
since Apr 2024
jsDelivr
since Apr 2024
Databases
MongoDB
since Apr 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
Payment processors
PayPal
since Nov 2024
Programming languages
Node.js
since Apr 2024
Security
reCAPTCHA
since Apr 2026
Audience
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.25 / 10 · ranked #69,109,044 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 300 ms |
| CLS | 0.3 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 10.3 MB · 17 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google AdSense Apr 2026
- detected reCAPTCHA Apr 2026
- detected Cloudflare Browser Insights Nov 2025