Domain report
skolniprogram.cz
skolniprogram.cz ranks in the top 0.16% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.
Connectivity
#213,925harmonic-centrality rank
- Top percentile
- 0.16%
- Hosts observed
- 3
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
200HTTP status
https://skolniprogram.cz/ answered with HTTP 200.
DNS records
- A
- 89.235.1.57
- AAAA
- No records found.
- MX
- 10 robmail.e-works.cz.
- NS
- ns1.tele3.cz.
- ns2.tele3.cz.
- ns3.tele3.eu.
- AS
- Server in network Quantcom a.s., AS29208 · Czechia89.235.1.0/24, which holds 89.235.1.57
Live preview
This is a live, sandboxed embed of skolniprogram.cz — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html
- Cache-Control
- max-age=10800, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- Not sent
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://skolniprogram.cz/HTTP 200
Meta tags
- Title
- Škola | školní program
- Description
- SEO desc
- Canonical
- Not set
- Robots
- index, follow
- Generator
- Not set
- Open Graph title
- Škola | školní program
- Open Graph description
- Škola
- Open Graph image
- {$base}template/default/images/logo.png
- Open Graph type
- website
- Twitter card
- summary
- Twitter title
- Škola | školní program
- Twitter image
- Not set
robots.txt
skolniprogram.cz has no robots.txt.
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.