ns2.ogl.ru has one IP number , but the reverse is ns8.nic.ru. ns4.li.ru, ns3.rus.ru, ns8.nic.ru, ns4.rax.ru, ns8.ripn.ru and at least 27 other hosts point to the same IP. ogl.ru use this as a nameserver. ogl.ru is a domain controlled by three nameservers at ogl.ru themselves. All of them are on different IP networks. Incoming mail for ogl.ru is handled by seven mailservers having a total of 28 IP numbers. Some of them are on the same IP network. ogl.ru has one IP number. ns2.ogl.ru is hosted on a server in Russian Federation.