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

Results for*.hq.avenza.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-08-08T20:50:23.567	2019-08-08T00:00:00	2021-08-07T23:59:59	*.hq.avenza.com	*.hq.avenza.com	C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
2019-08-08T20:50:23.567	2019-08-08T00:00:00	2021-08-07T23:59:59	*.hq.avenza.com	*.hq.avenza.com	C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
2019-08-08T20:50:08.864	2019-08-08T00:00:00	2021-08-07T23:59:59	*.hq.avenza.com	*.hq.avenza.com	C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
2019-08-08T20:50:08.864	2019-08-08T00:00:00	2021-08-07T23:59:59	*.hq.avenza.com	*.hq.avenza.com	C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA