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

Results forwebdisk.plusterpride.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2022-04-20T09:01:59.189	2022-04-20T00:00:00	2022-07-19T23:59:59	plusterpride.com	webdisk.plusterpride.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2022-04-20T09:01:03.535	2022-04-20T00:00:00	2022-07-19T23:59:59	plusterpride.com	webdisk.plusterpride.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2017-12-04T21:57:48.292	2017-11-27T00:00:00	2018-02-25T23:59:59	plusterpride.com	webdisk.plusterpride.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2017-06-30T20:28:30.226	2017-06-28T00:00:00	2017-09-26T23:59:59	plusterpride.com	webdisk.plusterpride.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2017-04-27T20:36:34.922	2017-04-13T00:00:00	2017-07-12T23:59:59	plusterpride.com	webdisk.plusterpride.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"