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

Results fordev-location.loophereandnow.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2018-12-13T01:44:09.668	2018-12-13T00:44:09	2019-03-13T00:44:09	hub.oesl.ca	dev-location.loophereandnow.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2018-12-13T01:44:09.299	2018-12-13T00:44:09	2019-03-13T00:44:09	hub.oesl.ca	dev-location.loophereandnow.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2018-12-13T00:09:00.237	2018-12-12T23:08:59	2019-03-12T23:08:59	dev-location.loophereandnow.com	dev-location.loophereandnow.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2018-12-13T00:08:59.591	2018-12-12T23:08:59	2019-03-12T23:08:59	dev-location.loophereandnow.com	dev-location.loophereandnow.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3