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

Results forroot.cp-34.webhostbox.net

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-04-18T01:55:45.268	2019-04-18T00:00:00	2020-04-17T23:59:59	cp-34.webhostbox.net	cp-34.webhostbox.net	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-04-18T01:55:25.474	2019-04-18T00:00:00	2020-04-17T23:59:59	cp-34.webhostbox.net	cp-34.webhostbox.net	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2018-05-12T01:55:43.106	2018-05-12T00:00:00	2019-05-12T23:59:59	cp-34.webhostbox.net	cp-34.webhostbox.net	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2018-05-12T01:55:27.985	2018-05-12T00:00:00	2019-05-12T23:59:59	cp-34.webhostbox.net	cp-34.webhostbox.net	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"