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

Results for*.professia.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-01-17T18:27:27.147	2023-01-17T17:27:26	2023-04-17T17:27:25	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T18:27:27.147	2023-01-17T17:27:26	2023-04-17T17:27:25	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T18:27:26.879	2023-01-17T17:27:26	2023-04-17T17:27:25	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T18:27:26.879	2023-01-17T17:27:26	2023-04-17T17:27:25	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T16:27:40.692	2022-11-18T15:27:40	2023-02-16T15:27:39	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T16:27:40.692	2022-11-18T15:27:40	2023-02-16T15:27:39	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T16:27:40.479	2022-11-18T15:27:40	2023-02-16T15:27:39	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T16:27:40.479	2022-11-18T15:27:40	2023-02-16T15:27:39	professia.com	*.professia.com	C=US, O=Let's Encrypt, CN=R3