80.210.147.in-addr.arpa is a domain controlled by three nameservers. Two of them are on the same IP network. cnrs.fr, msha.fr, fnet.fr, labri.fr, enscpb.fr and at least 72 other hosts share nameservers with this domain. 210.147.in-addr.arpa is delegated to six nameservers, however all six delegated nameservers are missing in the zone. Two of them are on the same IP network.