What powers 
zvolsi.info?
Last seen Sep 2026 · 9 technologies across 7 categories
JavaScript frameworks
Miscellaneous
Open Graph
since Sep 2022
Vite
since Oct 2024
PaaS
Netlify
since Oct 2024
Programming languages
Node.js
since Oct 2024
Security
HSTS
since Sep 2022
UI frameworks
SvelteKit
since Oct 2024
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.18 / 10 · ranked #463,606 of all domains
99 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 3200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Netlify
- Weight: 8.4 MB · 156 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (75.2.60.5)
- DNS: wedos.com
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 551,806, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted