It can be anything! An apex, subdomain, or even a URL.
Results for*.iam.ad.ext.azure.com.office.zurichairport.myshn.eu
www.*.iam.ad.ext.azure.com.office.zurichairport.myshn.euiam.ad.ext.azure.com.office.zurichairport.myshn.euad.ext.azure.com.office.zurichairport.myshn.euext.azure.com.office.zurichairport.myshn.euazure.com.office.zurichairport.myshn.eucom.office.zurichairport.myshn.euoffice.zurichairport.myshn.euzurichairport.myshn.eumyshn.eueu