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

Results forwww.api.24task.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-08-26T02:19:39.262	2019-08-26T00:00:00	2019-11-24T23:59:59	api.24task.com	www.api.24task.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-08-26T02:19:20.858	2019-08-26T00:00:00	2019-11-24T23:59:59	api.24task.com	www.api.24task.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-06-11T04:45:52.507	2019-06-11T00:00:00	2019-09-09T23:59:59	api.24task.com	www.api.24task.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-06-11T04:45:20.213	2019-06-11T00:00:00	2019-09-09T23:59:59	api.24task.com	www.api.24task.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-05-28T02:36:39.523	2019-05-28T00:00:00	2019-08-26T23:59:59	api.24task.com	www.api.24task.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-05-28T02:36:24.91	2019-05-28T00:00:00	2019-08-26T23:59:59	api.24task.com	www.api.24task.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"