What powers vesuf.cz?
Last seen Sep 2026 · 51 technologies across 24 categories
Advertising
Microsoft Advertising
since Jun 2025
Analytics
Authentication
Google Sign-in
since Aug 2024
Blogs
CDN
Amazon S3
since Apr 2025
cdnjs
since Apr 2025
Cloudflare
since Aug 2024
DigitalOcean Spaces
since Aug 2024
Cookie compliance
Databases
Development
Turbopack
since Dec 2025
Font Scripts
Font Awesome
since May 2019
Google Font API
since May 2019
JavaScript frameworks
Next.js App Router
since Apr 2025
React
since Apr 2025
JavaScript Libraries
Flickity
since Apr 2020
scrollreveal
since Apr 2020
Maps
Google Maps
since Aug 2024
Miscellaneous
Gravatar
since May 2019
HTTP/3
since Aug 2024
Open Graph
since Sep 2022
Prism
since Apr 2025
Twitter Emoji (Twemoji)
since May 2019
Webpack
since Apr 2025
PaaS
Amazon Web Services
since Apr 2025
Vercel
since Apr 2025
Performance
Priority Hints
since Apr 2025
Programming languages
Security
Tag managers
Google Tag Manager
since May 2019
UI frameworks
Headless UI
since Apr 2025
Tailwind CSS
since Apr 2022
Video players
YouTube
since Apr 2020
Web frameworks
Nette Framework
since Apr 2020
Web Server Extensions
Web servers
Apache HTTP Server
since May 2019
Widgets
Facebook
since May 2019
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.77 / 10 · ranked #2,053,017 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- CDN: Vercel
- Weight: 1.9 MB · 63 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- DNS: forpsi.cz
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- Common Crawl link graph: rank 9,538,807, 3 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.vesuf.cz | 25 |
| bs.vesuf.cz | 18 |
| vesuf.cz | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Mautic Aug 2026
- detected Mautic Jun 2026
- detected Cloudflare Bot Management May 2026
- dropped Sentry May 2026
- detected Turbopack Dec 2025
- dropped Cloudflare Bot Management Nov 2025