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

Results forwebmail.fsl.org.jm

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-02-17T14:53:33.997	2025-02-17T00:00:00	2026-02-17T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
2024-02-21T16:11:32.468	2024-02-21T00:00:00	2025-02-20T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
2023-02-15T15:52:56.623	2023-02-15T00:00:00	2024-02-15T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1
2022-02-16T17:47:11.769	2022-02-16T00:00:00	2023-02-16T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1
2021-02-08T19:17:40.995	2021-02-08T00:00:00	2022-02-15T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1
2021-02-05T21:52:18.855	2021-02-05T00:00:00	2022-02-09T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1
2013-04-27T05:24:45.828	2008-06-16T00:00:00	2010-06-16T23:59:59	webmail.fsl.org.jm	webmail.fsl.org.jm	O=VeriSign Trust Network, OU="VeriSign, Inc.", OU=VeriSign International Server CA - Class 3, OU=www.verisign.com/CPS Incorp.by Ref. LIABILITY LTD.(c)97 VeriSign