It can be anything! An apex, subdomain, or even a URL.
Results for*.yammerusercontent.com.office.testdeployment.proxyautomation.myshn.eu
www.*.yammerusercontent.com.office.testdeployment.proxyautomation.myshn.euyammerusercontent.com.office.testdeployment.proxyautomation.myshn.eucom.office.testdeployment.proxyautomation.myshn.euoffice.testdeployment.proxyautomation.myshn.eutestdeployment.proxyautomation.myshn.euproxyautomation.myshn.eumyshn.eueu