What powers muzvplnesile.cz?
Last seen Sep 2026 · 15 technologies across 8 categories
CDN
Amazon S3
since Jul 2026
Cloudflare
since Jul 2026
Issue trackers
Sentry
since Jul 2026
JavaScript frameworks
React
since Jul 2026
Miscellaneous
PaaS
Amazon Web Services
since Jul 2026
Render
since Jul 2026
Security
HSTS
since Jul 2026
UI frameworks
Web frameworks
Remix
since Jul 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 amazonbot removed from robots.txt
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
- Sep 2026 claudebot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.2 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.0 MB · 177 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Hetzner (128.140.2.156, IPv6)
- DNS: websupport.cz
- Email: Active 24
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Sep 2026
- dropped Facebook Pixel Sep 2026
- detected HTTP/3 Aug 2026