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

Results for*.generval.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-03-07T14:46:23.534	2020-03-03T00:00:00	2021-03-04T12:00:00	generval.com	*.generval.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-03-07T14:46:23.534	2020-03-03T00:00:00	2021-03-04T12:00:00	generval.com	*.generval.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-03-03T14:33:56.434	2020-03-03T00:00:00	2021-03-04T12:00:00	generval.com	*.generval.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-03-03T14:33:56.434	2020-03-03T00:00:00	2021-03-04T12:00:00	generval.com	*.generval.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1