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

Results forhostmaster.hostmaster.designexamples.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-11-06T13:05:03.981	2025-11-06T12:06:33	2026-02-04T12:06:32	hostmaster.hostmaster.designexamples.com	hostmaster.hostmaster.designexamples.com	C=US, O=Let's Encrypt, CN=R13
2025-11-06T13:05:03.667	2025-11-06T12:06:33	2026-02-04T12:06:32	hostmaster.hostmaster.designexamples.com	hostmaster.hostmaster.designexamples.com	C=US, O=Let's Encrypt, CN=R13
2025-01-30T04:57:00.151	2025-01-30T03:58:29	2025-04-30T03:58:28	hostmaster.hostmaster.designexamples.com	hostmaster.hostmaster.designexamples.com	C=US, O=Let's Encrypt, CN=R11
2025-01-30T04:56:59.828	2025-01-30T03:58:29	2025-04-30T03:58:28	hostmaster.hostmaster.designexamples.com	hostmaster.hostmaster.designexamples.com	C=US, O=Let's Encrypt, CN=R11