Summary
181.49.208.in-addr.arpa is a domain controlled by five nameservers. All of them are on different IP networks.
cph.com,
quza.net,
bmco.com,
avid.com,
gblx.net and at least 27 other hosts share nameservers with this domain.
49.208.in-addr.arpa is delegated to four nameservers, however one delegated nameserver is missing in the zone and two other nameservers are listed. Two nameservers have the same IP number. Two of them are on the same IP network.