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

Results for*.local.thekitchencodery.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2022-08-02T17:31:12.908	2022-08-02T16:31:11	2022-10-31T16:31:10	local.thekitchencodery.com	*.local.thekitchencodery.com	C=US, O=Let's Encrypt, CN=R3
2022-08-02T17:31:12.908	2022-08-02T16:31:11	2022-10-31T16:31:10	local.thekitchencodery.com	*.local.thekitchencodery.com	C=US, O=Let's Encrypt, CN=R3
2022-08-02T17:31:12.046	2022-08-02T16:31:11	2022-10-31T16:31:10	local.thekitchencodery.com	*.local.thekitchencodery.com	C=US, O=Let's Encrypt, CN=R3
2022-08-02T17:31:12.046	2022-08-02T16:31:11	2022-10-31T16:31:10	local.thekitchencodery.com	*.local.thekitchencodery.com	C=US, O=Let's Encrypt, CN=R3