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

Results foradmin.notebookcomputers.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-11-15T21:31:47.392	2025-11-15T20:33:16	2026-02-13T20:33:15	admin.notebookcomputers.com	admin.notebookcomputers.com	C=US, O=Let's Encrypt, CN=R12
2025-11-15T21:31:46.995	2025-11-15T20:33:16	2026-02-13T20:33:15	admin.notebookcomputers.com	admin.notebookcomputers.com	C=US, O=Let's Encrypt, CN=R12
2023-01-17T18:22:27.585	2023-01-17T17:22:27	2023-04-17T17:22:26	notebookcomputers.com	*.notebookcomputers.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T18:22:27.385	2023-01-17T17:22:27	2023-04-17T17:22:26	notebookcomputers.com	*.notebookcomputers.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T16:22:04.903	2022-11-18T15:22:04	2023-02-16T15:22:03	notebookcomputers.com	*.notebookcomputers.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T16:22:04.227	2022-11-18T15:22:04	2023-02-16T15:22:03	notebookcomputers.com	*.notebookcomputers.com	C=US, O=Let's Encrypt, CN=R3