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

Results for*.webfare.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-04-28T22:19:06.739	2020-04-25T00:00:00	2021-04-26T12:00:00	webfare.com	*.webfare.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-04-28T22:19:06.739	2020-04-25T00:00:00	2021-04-26T12:00:00	webfare.com	*.webfare.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-04-25T14:20:04.925	2020-04-25T00:00:00	2021-04-26T12:00:00	webfare.com	*.webfare.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-04-25T14:20:04.925	2020-04-25T00:00:00	2021-04-26T12:00:00	webfare.com	*.webfare.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1