175.187.200.in-addr.arpa is delegated to two nameservers, however one extra nameserver is listed in the zone. Two of them are on the same IP network. ac.pa, gob.pa, org.uy, com.pa, net.py and at least 70 other hosts share nameservers with this domain. 187.200.in-addr.arpa is a domain controlled by five nameservers at dns.br. All of them are on different IP networks.