It can be anything! An apex, subdomain, or even a URL.
Domain Name: www.plugin.aka.msDomain Status: No Object Found>>> Last update of WHOIS database: 2024-09-20T10:43:09.907Z <<<
Domain Name: www.plugin.aka.ms
Domain Status: No Object Found
>>> Last update of WHOIS database: 2024-09-20T10:43:09.907Z <<<