It can be anything! An apex, subdomain, or even a URL.
Domain Name: auth.airtape.soDomain Status: No Object Found>>> Last update of WHOIS database: 2024-09-21T17:12:48.562Z <<<
Domain Name: auth.airtape.so
Domain Status: No Object Found
>>> Last update of WHOIS database: 2024-09-21T17:12:48.562Z <<<