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

Results fornorso.app

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-07-15T23:14:52.616	2019-07-15T22:14:51	2019-10-13T22:14:51	eoko.org	norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T23:14:51.686	2019-07-15T22:14:51	2019-10-13T22:14:51	eoko.org	norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T20:13:46.65	2019-07-15T19:13:46	2019-10-13T19:13:46	norso.app	norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T20:13:46.28	2019-07-15T19:13:46	2019-10-13T19:13:46	norso.app	norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T12:15:23.785	2019-07-15T11:15:22	2019-10-13T11:15:22	www.norso.app	www.norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T12:15:22.93	2019-07-15T11:15:22	2019-10-13T11:15:22	www.norso.app	www.norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T09:22:09.852	2019-07-15T08:22:07	2019-10-13T08:22:07	www.norso.app	www.norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-07-15T09:22:07.681	2019-07-15T08:22:07	2019-10-13T08:22:07	www.norso.app	www.norso.app	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3