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

Results formgr-test.drcdev.ca

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-06-12T02:14:15.077	2019-06-12T01:14:14	2019-09-10T01:14:14	m-chemical.deepscholar.app	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-06-12T02:14:14.34	2019-06-12T01:14:14	2019-09-10T01:14:14	m-chemical.deepscholar.app	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-04-12T04:46:07.325	2019-04-12T03:46:06	2019-07-11T03:46:06	necesitounamano.com	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-04-12T04:46:06.129	2019-04-12T03:46:06	2019-07-11T03:46:06	necesitounamano.com	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-02-09T07:44:13.187	2019-02-09T06:44:12	2019-05-10T06:44:12	mgr-test.drcdev.ca	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-02-09T07:44:12.266	2019-02-09T06:44:12	2019-05-10T06:44:12	mgr-test.drcdev.ca	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-02-09T06:13:33.659	2019-02-09T05:13:33	2019-05-10T05:13:33	mgr-test.drcdev.ca	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-02-09T06:13:33.085	2019-02-09T05:13:33	2019-05-10T05:13:33	mgr-test.drcdev.ca	mgr-test.drcdev.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3