ns1.mtw.ru has one IP number , but the reverse is cbs3uao10.ru. ns2.vne.ru, ns1.21er.ru, ns2.media2.name and ns1.host-empire.ru point to the same IP. xt.ru, mt.ru, mig.ru, kid.ru, kpg.ru and at least 100 other hosts use this as a nameserver. mtw.ru is a domain controlled by two nameservers at mtw.ru themselves. They are on different IP networks. Incoming mail for mtw.ru is handled by one mailserver having a total of five IP numbers. Two of them are on the same IP network. mtw.ru has one IP number. ns1.mtw.ru is hosted on a server in Russian Federation.