What powers ultimo.cz?
Last seen Sep 2026 · 39 technologies across 17 categories
Analytics
Authentication
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Maps
Miscellaneous
Page builders
Performance
Programming languages
Search engines
UI frameworks
Video players
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
Content Signals:
search=yes ai-train=no declared in robots.txt
- Sep 2026 Content Signals changed
AI Crawlers
No AI crawlers blocked
Standards: Content Signals
Audience
- 68% phone
- 32% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.60 / 10 · ranked #2,327,094 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 7.1 MB · 167 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.88.72)
- DNS: Cloudflare DNS
- Email: openservis.net
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 18,268,048, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| czo.ultimo.cz | 25 |
| www.ultimo.cz | 21 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Lodash Sep 2026
- detected Cloudflare Browser Insights Nov 2025