If you are unable to access the site, it is often due to client-side or local network configurations: Cache Conflicts: Just as VRChat recommends clearing your cache
Most small-to-medium avatar stores run on a (Linux, Apache, MySQL, PHP) hosted on a budget VPS (Virtual Private Server) from providers like OVH, DigitalOcean, or Hetzner. If the owner misses an invoice, the server is wiped.