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

Results forcpanel.networkpro.org

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-07-14T11:17:30.106	2020-07-14T00:00:00	2021-07-15T12:00:00	networkpro.org	*.networkpro.org	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-03-30T20:10:15.774	2020-03-30T00:00:00	2020-06-28T23:59:59	networkpro.org	cpanel.networkpro.org	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2020-03-30T20:10:15.149	2020-03-30T00:00:00	2020-06-28T23:59:59	networkpro.org	cpanel.networkpro.org	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2020-03-25T10:41:55.066	2020-03-25T00:00:00	2020-06-23T23:59:59	networkpro.org	cpanel.networkpro.org	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2020-03-25T10:41:54.54	2020-03-25T00:00:00	2020-06-23T23:59:59	networkpro.org	cpanel.networkpro.org	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2020-03-21T05:02:01.758	2020-03-21T00:00:00	2020-06-19T23:59:59	networkpro.org	cpanel.networkpro.org	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2020-03-21T05:01:56.845	2020-03-21T00:00:00	2020-06-19T23:59:59	networkpro.org	cpanel.networkpro.org	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"