dc2.cti.com.br has one IP number , which also has a corresponding reverse pointer. www01.abr.ind.br and www01.ctinet.com.br point to the same IP. cti.com.br is a domain controlled by two nameservers at ctinet.com.br. They are on the same IP network. Incoming mail for cti.com.br is handled by one mailserver having a total of four IP numbers. All of them are on the same IP network. cti.com.br has one IP number. dc2.cti.com.br is hosted on a server in Brazil.