What powers serikovka.cz?
Last seen Sep 2026 · 16 technologies across 10 categories
Analytics
Cloudflare Browser Insights
since Jun 2026
CDN
Cloudinary
since Jun 2026
jsDelivr
since Jun 2026
CMS
Joomla
since Sep 2021
Font scripts
Google Font API
since Oct 2025
JavaScript frameworks
AMP
since Jun 2026
JavaScript libraries
Isotope
since Oct 2025
Lightbox
since Oct 2025
OWL Carousel
since Sep 2021
Tiny Slider
since Oct 2025
Miscellaneous
Open Graph
since Sep 2022
PWA
since Jun 2026
Programming languages
PHP
since Sep 2021
UI frameworks
Web servers
Apache HTTP Server
since Sep 2021
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
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.33 / 10 · ranked #1,092,632 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 75 ms |
| CLS | 0.2 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 43.0 MB · 88 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- KD Šeříkovka
From the homepage's own structured data (Sep 2026).
Infrastructure
- Email: no MX record returned
- Email security: SPF (soft fail)
- Common Crawl link graph: rank 3,206,740, 2 hosts
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped YouTube Sep 2026
- detected AMP Jun 2026
- detected Cloudflare Browser Insights Jun 2026
- detected Cloudinary Jun 2026
- detected jsDelivr Jun 2026
- detected Open Graph Jun 2026
- detected PWA Jun 2026
- dropped cdnjs Nov 2025
- dropped Cloudflare Nov 2025
- dropped Font Awesome Nov 2025
- dropped jQuery Migrate Nov 2025
- dropped K2 Nov 2025
- dropped Open Graph Nov 2025