What powers atoselektro.cz?
Last seen Aug 2026 · 21 technologies across 14 categories
Advertising
Microsoft Advertising
since Aug 2025
Analytics
Facebook Pixel
since Jul 2021
Google Analytics
since Aug 2018
CDN
Cloudflare
since Nov 2024
Ecommerce
Cart Functionality
since Feb 2022
Font scripts
Google Font API
since Aug 2018
JavaScript libraries
prettyPhoto
since Jul 2021
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Windows Server
since Aug 2018
Photo galleries
PhotoSwipe
since Sep 2022
Programming languages
Security
Tag managers
Google Tag Manager
since Aug 2018
Web frameworks
Microsoft ASP.NET
since Aug 2018
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 chatgpt-user removed from robots.txt
- Sep 2026 google-extended removed from robots.txt
- Sep 2026 *: Allowed (was Blocked)
- Sep 2026 oai-searchbot removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
- Sep 2026 perplexitybot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 65% phone
- 32% desktop
- 3% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.21 / 10 · ranked #1,253,983 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 125 ms |
| CLS | 0.1 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.2 MB · 26 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: websupport.cz
- Email: Active 24
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: DigiCert, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 12,903,920, 7 hosts
- Verified with: Meta Business
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| shop.atoselektro.cz | 15 |
| www.atoselektro.cz | 9 |
| www.levnatv.atoselektro.cz | 4 |