What powers pedscalc.com?
Last seen Jun 2026 · 21 technologies across 14 categories
Advertising
Google AdSense
since Oct 2025
Analytics
Google Analytics
since Oct 2025
Authentication
Clerk
since Oct 2025
CDN
Cloudflare
since Oct 2025
Cookie compliance
Funding Choices
since Oct 2025
Font scripts
Google Font API
since Nov 2025
JavaScript frameworks
Miscellaneous
Open Graph
since Oct 2025
Webpack
since Oct 2025
PaaS
Vercel
since Oct 2025
Performance
Priority Hints
since Oct 2025
Programming languages
Node.js
since Oct 2025
Security
Tag managers
Google Tag Manager
since Oct 2025
UI frameworks
Audience
- 64% phone
- 36% desktop
United States
India
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 3.4 s |
| INP | 175 ms |
| CLS | 0.35 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 1.7 MB · 127 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Snowplow Analytics Jun 2026
- dropped Microsoft ASP.NET Apr 2026
- detected Radix UI Apr 2026
- detected shadcn/ui Apr 2026
- detected Snowplow Analytics Apr 2026
- detected Tailwind CSS Apr 2026
- dropped Radix UI Mar 2026
- dropped shadcn/ui Mar 2026
- dropped Tailwind CSS Mar 2026
- detected Microsoft ASP.NET Feb 2026
- detected Google Font API Nov 2025