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

Results forww25.hostmaster.chatclock.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-09-25T04:23:54.823	2025-09-25T03:25:22	2025-12-24T03:25:21	ww25.hostmaster.chatclock.com	ww25.hostmaster.chatclock.com	C=US, O=Let's Encrypt, CN=R12
2025-09-25T04:23:52.683	2025-09-25T03:25:22	2025-12-24T03:25:21	ww25.hostmaster.chatclock.com	ww25.hostmaster.chatclock.com	C=US, O=Let's Encrypt, CN=R12
2025-06-19T12:27:22.527	2025-06-19T11:28:48	2025-09-17T11:28:47	ww25.hostmaster.chatclock.com	ww25.hostmaster.chatclock.com	C=US, O=Let's Encrypt, CN=R11
2025-06-19T12:27:18.302	2025-06-19T11:28:48	2025-09-17T11:28:47	ww25.hostmaster.chatclock.com	ww25.hostmaster.chatclock.com	C=US, O=Let's Encrypt, CN=R11