srv-dns.unip.br has one IP number , which also has a corresponding reverse pointer. srv-dns.iap.edu.br, srv-unip-dns.unip.br, srv-dns.cursobjetivo.br, srv-dns.cursoobjetivo.br and srv-dns.curso-objetivo.br point to the same IP. unip.br is delegated to two nameservers, however two extra nameservers are listed in the zone. All nameservers are having a total of four IP numbers. There are two duplicated IP numbers. Some of them are on the same IP network. Incoming mail for unip.br is handled by two mailservers on different IP networks. unip.br has eight IP numbers. Some of them are on the same IP network. srv-dns.unip.br is hosted on a server in Brazil.