What powers zsmspodoli.cz?
Last seen Sep 2026 · 12 technologies across 10 categories
Analytics
CDN
Google Hosted Libraries
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
Programming languages
PHP
since Aug 2022
UI frameworks
Bootstrap
since Aug 2022
Video players
YouTube
since Aug 2022
Web frameworks
Nette Framework
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Webmail
Microsoft 365
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.03 / 10 · ranked #12,143,515 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 1.9 MB · 83 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on WEB4U (81.91.86.12)
- DNS: web4u.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- Common Crawl link graph: rank 43,050,069
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026. How the web is hosted