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

Results fortest.custombathremodel.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2021-09-25T16:56:54.936	2021-09-25T15:56:54	2021-12-24T15:56:53	test.custombathremodel.com	test.custombathremodel.com	C=US, O=Let's Encrypt, CN=R3
2021-09-25T16:56:54.814	2021-09-25T15:56:54	2021-12-24T15:56:53	test.custombathremodel.com	test.custombathremodel.com	C=US, O=Let's Encrypt, CN=R3
2021-06-23T07:22:53.966	2021-06-23T06:22:53	2021-09-21T06:22:52	test.custombathremodel.com	test.custombathremodel.com	C=US, O=Let's Encrypt, CN=R3
2021-06-23T07:22:53.689	2021-06-23T06:22:53	2021-09-21T06:22:52	test.custombathremodel.com	test.custombathremodel.com	C=US, O=Let's Encrypt, CN=R3
2021-03-27T14:33:04.754	2021-03-27T13:33:04	2021-06-25T13:33:04	test.custombathremodel.com	test.custombathremodel.com	C=US, O=Let's Encrypt, CN=R3
2021-03-27T14:33:04.576	2021-03-27T13:33:04	2021-06-25T13:33:04	test.custombathremodel.com	test.custombathremodel.com	C=US, O=Let's Encrypt, CN=R3