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

Results forwebmail.test.techlandbd.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-07-08T01:44:40.916	2019-07-08T00:00:00	2019-10-06T23:59:59	test.techlandbd.com	webmail.test.techlandbd.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-07-08T01:44:22.909	2019-07-08T00:00:00	2019-10-06T23:59:59	test.techlandbd.com	webmail.test.techlandbd.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-04-23T01:44:35.887	2019-04-23T00:00:00	2019-07-22T23:59:59	test.techlandbd.com	webmail.test.techlandbd.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2019-04-23T01:44:23.142	2019-04-23T00:00:00	2019-07-22T23:59:59	test.techlandbd.com	webmail.test.techlandbd.com	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"