What powers 1klas.eu?
Last seen Jun 2026 · 13 technologies across 9 categories
Advertising
Google AdSense
since May 2026
Analytics
Vercel Analytics
since Jun 2025
JavaScript frameworks
Miscellaneous
Webpack
since Jun 2025
PaaS
Vercel
since Jun 2025
Performance
Priority Hints
since Jun 2025
Programming languages
Node.js
since Jun 2025
Security
UI frameworks
Tailwind CSS
since Jun 2025
Audience
- 85% phone
- 15% desktop
Bulgaria
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.9 s |
| INP | 100 ms |
| CLS | 0.1 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Bulgarian
- CDN: Vercel
- Weight: 0.5 MB · 27 requests
Homepage as crawled by the HTTP Archive, Jul 2026.