What powers sysdo.cz?
Last seen Sep 2026 · 35 technologies across 16 categories
A/B Testing
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
UI frameworks
Video players
Web servers
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
AI Crawlers
No AI crawlers blocked
Audience
- 59% desktop
- 42% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.46 / 10 · ranked #2,562,502 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 7.3 MB · 164 requests
- WordPress theme: avada · all themes
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on FASTER-AS (77.240.176.95)
- DNS: wedos.com
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 271,199, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sysdo.cz | 30 |
| help.sysdo.cz | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- detected GSAP Apr 2026
- dropped All in One SEO Mar 2026
- dropped particles.js Mar 2026
- dropped SiteOrigin Widgets Bundle Mar 2026
- detected Twitter Emoji (Twemoji) Dec 2025