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

Results for*.crnc.net

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-08-08T22:08:43.431	2020-08-01T00:00:00	2021-08-02T12:00:00	crnc.net	*.crnc.net	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-08-08T22:08:43.431	2020-08-01T00:00:00	2021-08-02T12:00:00	crnc.net	*.crnc.net	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-08-01T21:28:28.014	2020-08-01T00:00:00	2021-08-02T12:00:00	crnc.net	*.crnc.net	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-08-01T21:28:28.014	2020-08-01T00:00:00	2021-08-02T12:00:00	crnc.net	*.crnc.net	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1