What powers 
jabok.cz?
Last seen Aug 2026 · 29 technologies across 21 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jun 2021
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
CMS
Cookie compliance
Cookie Script
since May 2022
Font scripts
Font Awesome
since Jul 2025
Google Font API
since Dec 2020
JavaScript frameworks
JavaScript graphics
MathJax
since Oct 2025
JavaScript libraries
LMS
Moodle
since Oct 2025
Miscellaneous
RSS
since Dec 2022
Operating systems
CentOS
since Jan 2019
Programming languages
Security
HSTS
since May 2024
Tag managers
Google Tag Manager
since Oct 2021
UI frameworks
Video players
Web server extensions
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Google Workspace
since Aug 2022
Widgets
AddToAny
since Dec 2020
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
- 54% desktop
- 46% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #358,405 of all domains
73 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 0.5 MB · 24 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Jabok
- Founded: 1996
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on ONE-NETWORK (130.193.12.125)
- DNS: hosting90.cz
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,080,357, 23 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.jabok.cz | 21 |
| knihovna.jabok.cz | 12 |
| moodle.jabok.cz | 10 |
| is.jabok.cz | 5 |