What powers 
jcu.cz?
Last seen Aug 2026 · 114 technologies across 33 categories
Advertising
Analytics
Cache Tools
CDN
CMS
Databases
Ecommerce
Editors
Font Scripts
JavaScript Frameworks
JavaScript graphics
JavaScript libraries
LMS
Maps
Miscellaneous
Operating systems
PaaS
Performance
Programming languages
Rich text editors
Search engines
Security
Tag managers
UI frameworks
Video players
Web Frameworks
Web server extensions
Web servers
Webmail
Widgets
Wikis
WordPress plugins
WordPress themes
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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| university of south bohemia | #1 | 33 |
| budejovice | #94 | 3 |
| budejovice | #46 | 3 |
| ceske budejovice | #63 | 3 |
| ceske budejovice | #25 | 3 |
| jc fisheries | #84 | 1 |
| macku | #45 | 1 |
| www ju | #56 | 0 |
| www uvod | #85 | 0 |
| zcu | #41 | 0 |
| esk budjovice czechia | #29 | 0 |
| esk budjovice | #26 | 0 |
| esk zemdlsk univerzita v praze | #85 | 0 |
| bohemia table tennis | #41 | 0 |
| bohemia server status | #87 | 0 |
| bohemians logo | #98 | 0 |
| centrum mail pihlen | #98 | 0 |
| underwood family sonoran landscape laboratory | #68 | 0 |
| university of south bohemia esk budjovice | #52 | 0 |
| university of south bohemia | #47 | 0 |
| vste 2025 | #29 | 0 |
| s cz | #45 | 0 |
| south bohemian | #35 | 0 |
| stanback vs bc powder | #47 | 0 |
| study in czech republic | #36 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 48% desktop
- 46% phone
- 6% tablet
Czechia
India
Slovakia
Pakistan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
7.45 / 10 · ranked #20,435 of all domains
1,099 referring domains · OpenPageRank
Search traffic
47 est. monthly organic visits (US)
39 keywords in Google's top 30
Core Web Vitals
| LCP | 0.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 1.3 MB · 48 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Similar sites
unigre.it 4 shareduah.edu 3 shared
diecezja.pl 3 sharedmpt.mp.br 3 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Portál celoživotního vzdělávání (University of South Bohemia in České Budějovice on Wikidata)
- Founded: 1991
- Country: Czech Republic
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Registered Nov 1994 (31 years), renews Oct 2026
- Hosted on CESNET2 (160.217.6.39)
- DNS: jcu.cz
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 436,831, 264 hosts
- Verified with: Apple Business, Google, Meta Business
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| old.ff.jcu.cz | 27 |
| kam.jcu.cz | 20 |
| volby.jcu.cz | 19 |
| orgstr.jcu.cz | 18 |
| prf.jcu.cz | 18 |
| www.jcu.cz | 17 |
| utricularia.prf.jcu.cz | 16 |
| web.kam.jcu.cz | 16 |
| web.tf.jcu.cz | 16 |
| www.zf.jcu.cz | 16 |
| zoo.prf.jcu.cz | 16 |
| elections.jcu.cz | 15 |
| lib.jcu.cz | 15 |
| elearning.jcu.cz | 14 |
| www.ef.jcu.cz | 14 |
| www.ff.jcu.cz | 14 |
| www.frov.jcu.cz | 14 |
| www.pf.jcu.cz | 14 |
| www.prf.jcu.cz | 14 |
| www.tf.jcu.cz | 14 |
| www.zsf.jcu.cz | 14 |
| www2.zf.jcu.cz | 14 |
| czv.jcu.cz | 13 |
| old.jcu.cz | 13 |
Full technology history →
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Recent changes
- detected Emotion Jan 2026
- detected React Router Jan 2026
- detected Microsoft Advertising Dec 2025
- detected Microsoft Clarity Dec 2025