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

Results forparity.info.cryptflex.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-06-13T20:25:18.832	2025-06-13T19:26:46	2025-09-11T19:26:45	parity.info.cryptflex.com	parity.info.cryptflex.com	C=US, O=Let's Encrypt, CN=R11
2025-06-13T20:25:16.748	2025-06-13T19:26:46	2025-09-11T19:26:45	parity.info.cryptflex.com	parity.info.cryptflex.com	C=US, O=Let's Encrypt, CN=R11
2020-12-26T04:04:14.898	2020-12-26T03:04:14	2021-03-26T03:04:14	whitestonerepublicanclub.org	parity.info.cryptflex.com	C=US, O=Let's Encrypt, CN=R3
2020-12-26T04:04:14.725	2020-12-26T03:04:14	2021-03-26T03:04:14	whitestonerepublicanclub.org	parity.info.cryptflex.com	C=US, O=Let's Encrypt, CN=R3