What powers trideni.cz?
Last seen Aug 2026 · 20 technologies across 15 categories
Analytics
Google Analytics
since May 2019
CDN
CMS
Databases
MySQL
since Sep 2022
Font scripts
JavaScript libraries
Lightbox
since Jul 2026
Miscellaneous
RSS
since Dec 2022
Operating systems
Debian
since Sep 2020
Programming languages
Security
Really Simple SSL & Security
since May 2024
Tag managers
Google Tag Manager
since May 2019
UI frameworks
Video players
Vimeo
since Jul 2026
Web servers
WordPress plugins
WP Fastest Cache
since Nov 2022
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
- Aug 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.82 / 10 · ranked #706,192 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.1 MB · 25 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on O2-CZECH-REPUBLIC (90.182.204.171)
- DNS: websupport.cz
- Email: ekokom.cz
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 9,579,917, 19 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| moravskoslezsky.trideni.cz | 15 |
| zlinsky.trideni.cz | 15 |
| www.trideni.cz | 13 |
| stredocesky.trideni.cz | 6 |
Full technology history →
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