It can be anything! An apex, subdomain, or even a URL.
www.ns1.dns.sa-bogota-1.vibe.sa-saopaulo-1.oci.oraclerealm1.comdns.sa-bogota-1.vibe.sa-saopaulo-1.oci.oraclerealm1.comsa-bogota-1.vibe.sa-saopaulo-1.oci.oraclerealm1.comvibe.sa-saopaulo-1.oci.oraclerealm1.comsa-saopaulo-1.oci.oraclerealm1.comoci.oraclerealm1.comoraclerealm1.comcom