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

Results forwww.hostmaster.protechcases.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-02-11T23:55:05.385	2025-02-11T22:56:33	2025-05-12T22:56:32	www.hostmaster.protechcases.com	www.hostmaster.protechcases.com	C=US, O=Let's Encrypt, CN=R10
2025-02-11T23:55:03.291	2025-02-11T22:56:33	2025-05-12T22:56:32	www.hostmaster.protechcases.com	www.hostmaster.protechcases.com	C=US, O=Let's Encrypt, CN=R10
2024-08-29T14:50:24.747	2024-08-29T13:51:54	2024-11-27T13:51:53	www.hostmaster.protechcases.com	www.hostmaster.protechcases.com	C=US, O=Let's Encrypt, CN=E6
2024-08-29T14:50:24.498	2024-08-29T13:51:54	2024-11-27T13:51:53	www.hostmaster.protechcases.com	www.hostmaster.protechcases.com	C=US, O=Let's Encrypt, CN=E6