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

Results fortest.api.workflow.vegaspread.cloud

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-12-11T06:11:03.057	2023-12-11T05:11:02	2024-03-10T05:11:01	test.api.workflow.vegaspread.cloud	test.api.workflow.vegaspread.cloud	C=US, O=Let's Encrypt, CN=R3
2023-12-11T06:11:02.513	2023-12-11T05:11:02	2024-03-10T05:11:01	test.api.workflow.vegaspread.cloud	test.api.workflow.vegaspread.cloud	C=US, O=Let's Encrypt, CN=R3
2023-10-12T07:10:58.637	2023-10-12T06:10:58	2024-01-10T06:10:57	test.api.workflow.vegaspread.cloud	test.api.workflow.vegaspread.cloud	C=US, O=Let's Encrypt, CN=R3
2023-10-12T07:10:58.345	2023-10-12T06:10:58	2024-01-10T06:10:57	test.api.workflow.vegaspread.cloud	test.api.workflow.vegaspread.cloud	C=US, O=Let's Encrypt, CN=R3
2023-09-07T11:35:28.651	2023-09-07T10:35:28	2023-12-06T10:35:27	test.api.workflow.vegaspread.cloud	test.api.workflow.vegaspread.cloud	C=US, O=Let's Encrypt, CN=R3
2023-09-07T11:35:28.283	2023-09-07T10:35:28	2023-12-06T10:35:27	test.api.workflow.vegaspread.cloud	test.api.workflow.vegaspread.cloud	C=US, O=Let's Encrypt, CN=R3