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

Results for*.sverch2-postgres.localhost.render.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-02-07T21:02:21.472	2023-02-07T20:02:21	2023-05-08T20:02:20	postgres.localhost.render.com	*.sverch2-postgres.localhost.render.com	C=US, O=Let's Encrypt, CN=R3
2023-02-07T21:02:21.472	2023-02-07T20:02:21	2023-05-08T20:02:20	postgres.localhost.render.com	*.sverch2-postgres.localhost.render.com	C=US, O=Let's Encrypt, CN=R3
2023-02-07T21:02:21.291	2023-02-07T20:02:21	2023-05-08T20:02:20	postgres.localhost.render.com	*.sverch2-postgres.localhost.render.com	C=US, O=Let's Encrypt, CN=R3
2023-02-07T21:02:21.291	2023-02-07T20:02:21	2023-05-08T20:02:20	postgres.localhost.render.com	*.sverch2-postgres.localhost.render.com	C=US, O=Let's Encrypt, CN=R3