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

Results forfm.dev.comovee.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-02-10T11:44:21.364	2020-02-10T10:44:21	2020-05-10T10:44:21	360logica.dev.comovee.com	fm.dev.comovee.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2020-02-10T11:44:21.084	2020-02-10T10:44:21	2020-05-10T10:44:21	360logica.dev.comovee.com	fm.dev.comovee.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-12-03T11:10:39.088	2019-12-03T10:10:38	2020-03-02T10:10:38	360logica.dev.comovee.com	fm.dev.comovee.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-12-03T11:10:38.896	2019-12-03T10:10:38	2020-03-02T10:10:38	360logica.dev.comovee.com	fm.dev.comovee.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3