It can be anything! An apex, subdomain, or even a URL.
Domain Name: app.context.soDomain Status: No Object Found>>> Last update of WHOIS database: 2024-09-22T12:25:09.517Z <<<
Domain Name: app.context.so
Domain Status: No Object Found
>>> Last update of WHOIS database: 2024-09-22T12:25:09.517Z <<<