What powers volty.cz?
Last seen Aug 2026 · 17 technologies across 12 categories
Caching
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Security
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 59% phone
- 37% desktop
- 4% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.19 / 10 · ranked #461,178 of all domains
69 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.7 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 3400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 0.8 MB · 27 requests
- WordPress theme: volty · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Volty.cz
- Profiles: Facebook
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on BLINDSPOT (91.239.201.197, IPv6)
- Email: thinline.cz
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,257,714, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected HSTS May 2026
- dropped Cloudflare Feb 2026
- dropped Cloudflare Bot Management Feb 2026
- dropped core-js Feb 2026
- dropped Facebook Login Feb 2026
- dropped Google Analytics Feb 2026
- dropped jQuery Migrate Feb 2026
- dropped jQuery UI Feb 2026
- dropped Lightbox Feb 2026
- dropped OneSignal Feb 2026
- dropped Slick Feb 2026
- detected reCAPTCHA Jan 2026
- dropped reCAPTCHA Oct 2025
- detected Redis Oct 2025
- detected Redis Object Cache Oct 2025
- detected WP Rocket Oct 2025