ns0.ns0.ru has one IP number. ns0.in-addr.ru point to the same IP. r1c.ru, gw0.ru, ns0.ru, rpg.su, gtld.ru and at least 87 other hosts use this as a nameserver. ns0.ru is a domain controlled by three nameservers. All of them are on different IP networks. Incoming mail for ns0.ru is handled by one mailserver at ru.gw0.ru. ns0.ru has one IP number. ns0.ns0.ru is hosted on a server in Russian Federation.