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

Results forcontent.stable.manticoreplatform.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-12-06T22:53:33.782	2025-12-06T21:55:03	2026-03-06T21:55:02	content.sandbox.manticoreplatform.com	content.stable.manticoreplatform.com	C=US, O=Let's Encrypt, CN=R13
2025-12-06T22:53:33.334	2025-12-06T21:55:03	2026-03-06T21:55:02	content.sandbox.manticoreplatform.com	content.stable.manticoreplatform.com	C=US, O=Let's Encrypt, CN=R13
2025-10-11T02:42:16.188	2025-10-11T01:43:45	2026-01-09T01:43:44	content.sandbox.manticoreplatform.com	content.stable.manticoreplatform.com	C=US, O=Let's Encrypt, CN=R13
2025-10-11T02:42:15.948	2025-10-11T01:43:45	2026-01-09T01:43:44	content.sandbox.manticoreplatform.com	content.stable.manticoreplatform.com	C=US, O=Let's Encrypt, CN=R13