It can be anything! An apex, subdomain, or even a URL.
Domain Name: ai.nz.cxDomain Status: No Object Found>>> Last update of WHOIS database: 2024-09-23T04:24:27.330Z <<<
Domain Name: ai.nz.cx
Domain Status: No Object Found
>>> Last update of WHOIS database: 2024-09-23T04:24:27.330Z <<<