Summary
ntp.pucpr.br has two IP numbers. They are on the same IP network.
isad.br,
pucpr.br,
ns.pucpr.br,
clubeb2.com,
clubefm.com and at least 23 other hosts point to the same IP.
pucpr.br is delegated to three nameservers, however one delegated nameserver is missing in the zone. Two of them are on the same IP network. Incoming mail for
pucpr.br is handled by three mailservers at
pucpr.br themselves. All of them are on the same IP network.
pucpr.br has one IP number , which also has a corresponding reverse pointer.
ntp.pucpr.br is hosted on two servers in Brazil.