34.176.209.in-addr.arpa is delegated to two nameservers, however one delegated nameserver is missing in the zone. They are on different IP networks. gwcf.net, perio.cc, cat2.com, eolia.net, tween.org and at least 83 other hosts share nameservers with this domain. 176.209.in-addr.arpa is delegated to two nameservers, however one extra nameserver is listed in the zone. All nameservers are at savvis.net. All of them are on different IP networks.