What powers ok.cz?
Last seen Nov 2023 · 18 technologies across 12 categories
Advertising
DoubleClick Ad Exchange (AdX)
since Feb 2020
Google AdSense
since Feb 2020
Analytics
Google Analytics
since Jan 2019
Cookie compliance
Cookiebot
since Apr 2022
JavaScript frameworks
Miscellaneous
Open Graph
since Sep 2022
Webpack
since Apr 2022
Operating systems
Programming languages
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Tailwind CSS
since Apr 2022
Web server extensions
Web servers
Widgets
Facebook
since Feb 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #284,539 of all domains
74 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on QUANTCOM-AS Quantcom a.s. (212.24.129.2)
- DNS: dialtelecom.cz
- Email: dialtelecom.cz
- Email security: SPF (neutral), no DMARC record
- Common Crawl link graph: rank 567,212, 9 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ok.cz | 12 |
| www.kocky.ok.cz | 9 |
| www.ok.cz | 9 |