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

Results forstaging.mudtrac.app.lc.dev

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-01-11T22:02:52.228	2023-01-11T21:02:51	2023-04-11T21:02:50	api.staging.mudtrac.app.lc.dev	api.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T22:02:51.555	2023-01-11T21:02:51	2023-04-11T21:02:50	api.staging.mudtrac.app.lc.dev	api.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T22:02:50.593	2023-01-11T21:02:49	2023-04-11T21:02:48	portal.staging.mudtrac.app.lc.dev	portal.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T22:02:50.004	2023-01-11T21:02:49	2023-04-11T21:02:48	portal.staging.mudtrac.app.lc.dev	portal.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T21:40:33.885	2023-01-11T20:40:33	2023-04-11T20:40:32	portal.staging.mudtrac.app.lc.dev	portal.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T21:40:33.337	2023-01-11T20:40:33	2023-04-11T20:40:32	portal.staging.mudtrac.app.lc.dev	portal.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T21:39:49.254	2023-01-11T20:39:48	2023-04-11T20:39:47	api.staging.mudtrac.app.lc.dev	api.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3
2023-01-11T21:39:48.709	2023-01-11T20:39:48	2023-04-11T20:39:47	api.staging.mudtrac.app.lc.dev	api.staging.mudtrac.app.lc.dev	C=US, O=Let's Encrypt, CN=R3