It can be anything! An apex, subdomain, or even a URL.
Results for*.vo.msecnd.net.office.default.zurichairport.myshn.eu
www.*.vo.msecnd.net.office.default.zurichairport.myshn.euvo.msecnd.net.office.default.zurichairport.myshn.eumsecnd.net.office.default.zurichairport.myshn.eunet.office.default.zurichairport.myshn.euoffice.default.zurichairport.myshn.eudefault.zurichairport.myshn.euzurichairport.myshn.eumyshn.eueu