What powers 
sudop.cz?
Last seen Oct 2026 · 23 technologies across 13 categories
CDN
Font scripts
Google Font API
since Mar 2020
JavaScript frameworks
GSAP
since Nov 2024
JavaScript libraries
Maps
Miscellaneous
Operating systems
Windows Server
since Jan 2024
Programming languages
PHP
since Apr 2019
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Web servers
Webmail
Apple iCloud Mail
since Mar 2025
Microsoft 365
since Aug 2022
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Nov 2026 robots.txt appeared
- Nov 2026 * added to robots.txt
AI Crawlers
All crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.85 / 10 · ranked #693,483 of all domains
49 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 15.3 MB · 65 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CASABLANCA-AS CASABLANCA INT a.s. (109.123.202.97)
- DNS: websupport.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P384, expires Dec 2026
- Common Crawl link graph: rank 868,223, 5 hosts
- Verified with: Apple Business, Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sudop.cz | 18 |
| ekonom.sudop.cz | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Apple iCloud Mail Jul 2026
- detected Bootstrap Jul 2026
- dropped core-js Jul 2026
- dropped Facebook Pixel Jul 2026
- detected FancyBox Jul 2026
- dropped Google Analytics Jul 2026
- detected Google Font API Jul 2026
- dropped Google Tag Manager Jul 2026
- detected GSAP Jul 2026
- detected HSTS Jul 2026
- detected IIS Jul 2026
- detected jQuery Jul 2026
- detected jQuery UI Jul 2026
- detected jsDelivr Jul 2026
- detected Leaflet Jul 2026
- detected LottieFiles Jul 2026
- detected Mapbox GL JS Jul 2026
- detected Mapbox.js Jul 2026
- detected Microsoft 365 Jul 2026
- detected Microsoft ASP.NET Jul 2026
- detected Nette Framework Jul 2026
- detected Open Graph Jul 2026
- detected PDF.js Jul 2026
- detected PHP Jul 2026
- detected PWA Jul 2026
- detected Unpkg Jul 2026
- detected Windows Server Jul 2026