It can be anything! An apex, subdomain, or even a URL.
Domain Name: dev.mri.aiDomain Status: No Object Found>>> Last update of WHOIS database: 2024-09-22T11:23:12.467Z <<<
Domain Name: dev.mri.ai
Domain Status: No Object Found
>>> Last update of WHOIS database: 2024-09-22T11:23:12.467Z <<<