1) the site was not live when the domain was mentioned.
2) DNS needs to propagate or it will still not be live for people for a period of time (not sure what real delays for that are nowadays, but surely minutes to hours.
The DNS propagation delays that matter in this case are the provisioning delay on the TLD servers and the domain's own name servers. If your service provider is good it should be deployed within a few minutes.
2) DNS needs to propagate or it will still not be live for people for a period of time (not sure what real delays for that are nowadays, but surely minutes to hours.