20.176.195.in-addr.arpa is a domain controlled by two nameservers at zurich.ibm.com having a total of three IP numbers. Two of them are on the same IP network. ntb.ch, hsr.ch, itr.ch, b2s.ch, imd.ch and at least 66 other hosts share nameservers with this domain. 176.195.in-addr.arpa is a domain controlled by three nameservers at ripe.net having a total of four IP numbers. Some of them are on the same IP network.