CNAMEpanel)CNAMEpanel, leave empty to create it as the full domain, e.g. example.com)The host DNS records are pointing to the wrong IP address (x.x.x.x instead of x.x.x.x).
The domain does not point to the proxy hostname shown in the HypeServ Panel, or the DNS change has not fully propagated yet.
A or AAAA records for the same subdomain.dig or nslookup.