We pick f.root-servers.net, one of the 13 root servers (1), and ask it about www.noe.gov.et and learn that et is delegated to four name servers (2), so we ask et.cctld.authdns.ripe.net where we learn that noe.gov.et is delegated to two name servers, including ns1.telecom.net.et (3), so we ask that one and get the following answer: