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

Results for*.ryanenergy.ca

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2021-02-10T20:47:27.683	2021-02-10T19:47:27	2021-05-11T19:47:27	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=R3
2021-02-10T20:47:27.683	2021-02-10T19:47:27	2021-05-11T19:47:27	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=R3
2021-02-10T20:47:27.275	2021-02-10T19:47:27	2021-05-11T19:47:27	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=R3
2021-02-10T20:47:27.275	2021-02-10T19:47:27	2021-05-11T19:47:27	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=R3
2020-07-27T04:14:54.292	2020-07-27T03:14:53	2020-10-25T03:14:53	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2020-07-27T04:14:54.292	2020-07-27T03:14:53	2020-10-25T03:14:53	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2020-07-27T04:14:54.003	2020-07-27T03:14:53	2020-10-25T03:14:53	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2020-07-27T04:14:54.003	2020-07-27T03:14:53	2020-10-25T03:14:53	ryanenergy.ca	*.ryanenergy.ca	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3