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

Results forwww.pro.corpseed.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-10-21T07:47:24.391	2019-10-21T00:00:00	2020-01-19T23:59:59	pro.corpseed.com	www.pro.corpseed.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-10-21T07:47:09.614	2019-10-21T00:00:00	2020-01-19T23:59:59	pro.corpseed.com	www.pro.corpseed.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-08-06T07:47:48.707	2019-08-06T00:00:00	2019-11-04T23:59:59	pro.corpseed.com	www.pro.corpseed.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-08-06T07:47:29.057	2019-08-06T00:00:00	2019-11-04T23:59:59	pro.corpseed.com	www.pro.corpseed.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-05-22T05:23:16.524	2019-05-22T00:00:00	2019-08-20T23:59:59	pro.corpseed.com	www.pro.corpseed.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-05-22T05:22:59.847	2019-05-22T00:00:00	2019-08-20T23:59:59	pro.corpseed.com	www.pro.corpseed.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"