What powers smsmanager.cz?
Last seen Jun 2026 · 12 technologies across 7 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
CDN
Cloudflare
since Sep 2024
Documentation
JavaScript frameworks
React
since Mar 2020
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Audience
- 64% desktop
- 36% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.01 / 10 · ranked #1,567,014 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 0.7 MB · 36 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 SparkPost Jun 2026
- detected Cloudflare Browser Insights Nov 2025
- detected HTTP/3 Nov 2025
- dropped HTTP/3 Sep 2025
- dropped Tailwind CSS Sep 2025