Browse orion.host-flow.de and jump to orion1 through orion10. Each node shows a preview, quick links, and a live availability indicator when the browser can reach the site.
Set each subdomain to allow embedding, or expose a lightweight /preview page for the iframe.
This file uses a browser-safe image probe for a best-effort online check. For exact status, a CORS-enabled health endpoint is ideal.
Save this as index.html on orion.host-flow.de and point the other subdomains at their own content.