What powers cesorg.cz?
Last seen Oct 2026 · 21 technologies across 15 categories
Analytics
Google Analytics
since Nov 2023
CMS
Databases
MySQL
since Dec 2022
Font scripts
Google Font API
since Dec 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
RSS
since Dec 2022
Network storage
Synology DiskStation
since Oct 2026
Page builders
Performance
Priority Hints
since Nov 2023
Programming languages
Video players
Web servers
Nginx
since Dec 2022
Webmail
Microsoft 365
since Dec 2025
WordPress plugins
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 checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.83 / 10 · ranked #4,203,129 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.3 s |
| INP | 125 ms |
| CLS | 0.3 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 6.5 MB · 121 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on DigitalOcean (165.227.138.87)
- DNS: forpsi.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- Common Crawl link graph: rank 15,319,771, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cesorg.cz | 15 |
| cloud.cesorg.cz | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Divi Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected MediaElement.js Jul 2026
- detected Microsoft 365 Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected Priority Hints Jul 2026
- detected RSS Jul 2026
- detected WordPress Jul 2026
- detected Yoast SEO Jul 2026