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

Results fornotexistsevents.data.microt.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2024-09-03T16:26:32.659	2024-09-03T15:28:01	2024-12-02T15:28:00	www.notexistsevents.data.microt.com	www.notexistsevents.data.microt.com	C=US, O=Let's Encrypt, CN=R11
2024-09-03T16:26:32.102	2024-09-03T15:28:01	2024-12-02T15:28:00	www.notexistsevents.data.microt.com	www.notexistsevents.data.microt.com	C=US, O=Let's Encrypt, CN=R11
2024-09-02T21:43:24.285	2024-09-02T20:44:53	2024-12-01T20:44:52	notexistsevents.data.microt.com	notexistsevents.data.microt.com	C=US, O=Let's Encrypt, CN=R11
2024-09-02T21:43:24.047	2024-09-02T20:44:53	2024-12-01T20:44:52	notexistsevents.data.microt.com	notexistsevents.data.microt.com	C=US, O=Let's Encrypt, CN=R11