What powers mujperfekt.cz?
Last seen Sep 2026 · 7 technologies across 5 categories
Analytics
JavaScript libraries
Programming languages
Security
Webmail
AI Crawlers
Blocks 9 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PerplexityBot Blocked
The other 24 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
9 of 33 AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.05 / 10 · ranked #11,719,385 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 0.3 MB · 60 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on VSHOSTING (46.243.49.9)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Certum, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 81,147,170, 2 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted