120.49.193.in-addr.arpa is delegated to two nameservers, however one delegated nameserver is missing in the zone and one other nameserver is listed instead. Two of them are on the same IP network. Incoming mail for 120.49.193.in-addr.arpa is handled by one mailserver at ipst.fr. ipst.fr share both nameservers and mailservers with this domain. cesr.fr, enit.fr, cict.fr, laas.fr, ensat.fr and at least 42 other hosts share nameservers with this domain. 49.193.in-addr.arpa is a domain controlled by three nameservers. All of them are on different IP networks.