3.206.130.in-addr.arpa is a domain controlled by two nameservers at rediris.es. They are on the same IP network. uv.es, ub.es, bt.es, um.es, us.es and at least 68 other hosts share nameservers with this domain. 206.130.in-addr.arpa is a domain controlled by four nameservers having a total of five IP numbers. Some of them are on the same IP network.