It can be anything! An apex, subdomain, or even a URL.
Domain Name: www.playbooks.staging.kiite.aiDomain Status: No Object Found>>> Last update of WHOIS database: 2024-09-21T07:31:20.231Z <<<
Domain Name: www.playbooks.staging.kiite.ai
Domain Status: No Object Found
>>> Last update of WHOIS database: 2024-09-21T07:31:20.231Z <<<