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

Results forwww.api.ratedock.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2021-08-13T00:04:15.231	2021-08-13T00:00:00	2021-11-11T23:59:59	api.ratedock.com	www.api.ratedock.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2021-08-13T00:04:13.92	2021-08-13T00:00:00	2021-11-11T23:59:59	api.ratedock.com	www.api.ratedock.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2021-05-29T00:04:11.686	2021-05-29T00:00:00	2021-08-27T23:59:59	api.ratedock.com	www.api.ratedock.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2021-05-29T00:04:10.921	2021-05-29T00:00:00	2021-08-27T23:59:59	api.ratedock.com	www.api.ratedock.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2021-03-14T17:12:33.848	2021-03-14T00:00:00	2021-06-12T23:59:59	api.ratedock.com	www.api.ratedock.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2021-03-14T17:12:33.067	2021-03-14T00:00:00	2021-06-12T23:59:59	api.ratedock.com	www.api.ratedock.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"