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

Results for*.corp.good.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-01-27T10:07:57.702	2015-09-21T00:00:00	2017-10-08T23:59:59	*.corp.good.com	*.corp.good.com	C=US, O="thawte, Inc.", CN=thawte SHA256 SSL CA
2020-01-27T10:07:57.702	2015-09-21T00:00:00	2017-10-08T23:59:59	*.corp.good.com	*.corp.good.com	C=US, O="thawte, Inc.", CN=thawte SHA256 SSL CA
2020-01-26T23:24:43.17	2013-10-09T00:00:00	2015-10-09T23:59:59	*.corp.good.com	*.corp.good.com	C=US, O="Thawte, Inc.", CN=Thawte SSL CA
2020-01-26T23:24:43.17	2013-10-09T00:00:00	2015-10-09T23:59:59	*.corp.good.com	*.corp.good.com	C=US, O="Thawte, Inc.", CN=Thawte SSL CA
2017-10-10T17:25:04.826	2017-10-10T00:00:00	2019-10-10T23:59:59	*.corp.good.com	*.corp.good.com	C=US, O="thawte, Inc.", CN=thawte SSL CA - G2
2017-10-10T17:25:04.826	2017-10-10T00:00:00	2019-10-10T23:59:59	*.corp.good.com	*.corp.good.com	C=US, O="thawte, Inc.", CN=thawte SSL CA - G2