What powers zsjalubi.cz?
Last seen Sep 2026 · 15 technologies across 12 categories
CDN
Comment systems
Font scripts
JavaScript libraries
Maps
Miscellaneous
Programming languages
UI frameworks
Web frameworks
Web servers
Webmail
Widgets
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- ClaudeBot Blocked
Search and AI assistants
- Amazonbot Blocked
The other 31 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
2 of 33 AI crawlers blocked
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.75 / 10 · ranked #4,664,564 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 3.3 MB · 30 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on DigitalOcean (144.126.244.91)
- DNS: DigitalOcean
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 33,523,578, 3 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted