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

Results forxendesktop.opencloudlab.net

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-06-25T12:26:27.081	2025-06-25T11:27:54	2025-09-23T11:27:53	xendesktop.opencloudlab.net	xendesktop.opencloudlab.net	C=US, O=Let's Encrypt, CN=R11
2025-06-25T12:26:24.956	2025-06-25T11:27:54	2025-09-23T11:27:53	xendesktop.opencloudlab.net	xendesktop.opencloudlab.net	C=US, O=Let's Encrypt, CN=R11
2016-09-18T04:36:29.518	2014-04-01T11:44:40	2015-04-01T18:31:44	xendesktop.opencloudlab.net	xendesktop.opencloudlab.net	C=IL, O=StartCom Ltd., OU=Secure Digital Certificate Signing, CN=StartCom Class 1 Primary Intermediate Server CA