What powers chefarena.cz?
Last seen Sep 2026 · 28 technologies across 16 categories
Analytics
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Programming languages
Security
Tag managers
UI frameworks
Web servers
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.22 / 10 · ranked #9,633,337 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 100 ms |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.3 MB · 102 requests
- WordPress theme: zstore · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Chefarena.cz
From the homepage's own structured data (Sep 2026).
Infrastructure
- DNS: Websupport
- Email: chefarena.cz
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 27,078,106, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped FullCalendar Aug 2026
- dropped jQuery UI Aug 2026
- dropped Moment.js Aug 2026
- dropped Select2 Aug 2026
- dropped TypeScript Aug 2026
- dropped Priority Hints May 2026
- dropped WP Rocket May 2026
- detected Amazon S3 Apr 2026
- detected Amazon Web Services Apr 2026
- detected Contact Form 7 Apr 2026
- detected Google Hosted Libraries Apr 2026
- detected Google Tag Manager for WordPress Apr 2026
- detected MailChimp for WooCommerce Apr 2026
- detected OWL Carousel Apr 2026
- detected Polyfill Apr 2026