xns4.2x4.ru has one IP number , but the reverse is ns3.mydyndns.org. ns3.3ivx.com, ns2.okada.net, ns2.ssobet.com, ns1.implit.com, ns3.dyndns.com and at least 21 other hosts point to the same IP. 2x4.ru is delegated to two nameservers, however four extra nameservers are listed in the zone. All nameservers are at 2x4.ru themselves. There are two duplicated IP numbers. Some of them are on the same IP network. Incoming mail for 2x4.ru is handled by one mailserver also at 2x4.ru. 2x4.ru has one IP number. xns4.2x4.ru is hosted on a server in United States even though the hostname implies Russian Federation.