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

Results for*.driverbox.co

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-08-02T09:13:57.774	2020-07-29T00:00:00	2021-07-30T12:00:00	driverbox.co	*.driverbox.co	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-08-02T09:13:57.774	2020-07-29T00:00:00	2021-07-30T12:00:00	driverbox.co	*.driverbox.co	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-07-29T05:28:38.6	2020-07-29T00:00:00	2021-07-30T12:00:00	driverbox.co	*.driverbox.co	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-07-29T05:28:38.6	2020-07-29T00:00:00	2021-07-30T12:00:00	driverbox.co	*.driverbox.co	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1