What powers 
rosti.cz?
Last seen Sep 2026 · 24 technologies across 17 categories
Analytics
CDN
Google Hosted Libraries
since Dec 2022
Google Workspace
since Aug 2022
Mailgun
since Aug 2022
Font scripts
Google Font API
since Dec 2022
Hosting
Rosti
since Oct 2023
JavaScript frameworks
JavaScript libraries
Live chat
Tawk.to
since Apr 2023
Miscellaneous
Open Graph
since Sep 2026
Webpack
since Feb 2023
Operating systems
Ubuntu
since Sep 2021
Programming languages
Security
reCAPTCHA
since Feb 2023
Static site generator
Astro
since Sep 2026
UI frameworks
Tailwind CSS
since Feb 2023
Web frameworks
Django
since Dec 2022
Web servers
Widgets
Wheelio
since Sep 2021
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.45 / 10 · ranked #944,379 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (185.58.41.93, IPv6)
- DNS: DigitalOcean
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 12,547,580, 13 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| rosti.cz | 16 |
| admin.rosti.cz | 10 |
| node-x.rosti.cz | 3 |