It can be anything! An apex, subdomain, or even a URL.
Results for*.c3scs.jp.msn.com.proxy.officelab.cloudexperte.myshn.eu
www.*.c3scs.jp.msn.com.proxy.officelab.cloudexperte.myshn.euc3scs.jp.msn.com.proxy.officelab.cloudexperte.myshn.eujp.msn.com.proxy.officelab.cloudexperte.myshn.eumsn.com.proxy.officelab.cloudexperte.myshn.eucom.proxy.officelab.cloudexperte.myshn.euproxy.officelab.cloudexperte.myshn.euofficelab.cloudexperte.myshn.eucloudexperte.myshn.eumyshn.eueu