It can be anything! An apex, subdomain, or even a URL.

Results for*.usapolicy.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-12-19T19:57:27.615	2019-12-09T00:00:00	2020-12-09T12:00:00	usapolicy.com	*.usapolicy.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2019-12-19T19:57:27.615	2019-12-09T00:00:00	2020-12-09T12:00:00	usapolicy.com	*.usapolicy.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2019-12-09T21:45:23.046	2019-12-09T00:00:00	2020-12-09T12:00:00	usapolicy.com	*.usapolicy.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2019-12-09T21:45:23.046	2019-12-09T00:00:00	2020-12-09T12:00:00	usapolicy.com	*.usapolicy.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1