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

Results for*.eloilt.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-02-13T14:08:34.079	2020-02-06T00:00:00	2021-02-06T12:00:00	eloilt.com	*.eloilt.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-02-13T14:08:34.079	2020-02-06T00:00:00	2021-02-06T12:00:00	eloilt.com	*.eloilt.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-02-06T11:09:41.936	2020-02-06T00:00:00	2021-02-06T12:00:00	eloilt.com	*.eloilt.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-02-06T11:09:41.936	2020-02-06T00:00:00	2021-02-06T12:00:00	eloilt.com	*.eloilt.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1