donhr.navy.mil is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at ccz-ncr.navy.mil. Two nameservers have the same IP number. ndw.navy.mil, pki.navy.mil, fmso.navy.mil, nmic.navy.mil, nsio.navy.mil and at least 23 other hosts share nameservers with this domain. navy.mil is a domain controlled by three nameservers at navy.mil themselves. Two of them are on the same IP network. Incoming mail for navy.mil is handled by three mailservers at nmci.navy.mil. All of them are on different IP networks.