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

Results forwww.billing.orbitnode.net

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-12-07T08:32:28.759	2025-12-07T07:33:58	2026-03-07T07:33:57	www.billing.orbitnode.net	www.billing.orbitnode.net	C=US, O=Let's Encrypt, CN=R13
2025-12-07T08:32:28.51	2025-12-07T07:33:58	2026-03-07T07:33:57	www.billing.orbitnode.net	www.billing.orbitnode.net	C=US, O=Let's Encrypt, CN=R13
2021-11-16T14:43:09.978	2021-11-16T00:00:00	2022-02-14T23:59:59	billing.orbitnode.net	www.billing.orbitnode.net	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2021-11-16T14:43:09.527	2021-11-16T00:00:00	2022-02-14T23:59:59	billing.orbitnode.net	www.billing.orbitnode.net	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"