ns2.udp.ro has one IP number , but the reverse is ns2.afraid.org. ns2.ags.at, ns3.nezz.be, dns2.gop.se, ns2.osec.pl, ns2.avto.md and at least 72 other hosts point to the same IP. udp.ro use this as a nameserver. udp.ro is a domain controlled by three nameservers at udp.ro themselves. All of them are on different IP networks. Incoming mail for udp.ro is handled by one mailserver also at udp.ro. udp.ro has one IP number , but the reverse is ns.udp.ro. ns2.udp.ro is hosted on a server in United States even though the hostname implies Romania.