Summary
ns.ru.net has one IP number , which also has a corresponding reverse pointer.
ns.ussr.eu.net point to the same IP.
pg.ru,
pl.ru,
ru.net,
msk.ru,
bhv.ru and at least 100 other hosts use this as a nameserver.
ru.net is a domain controlled by three nameservers. Two of them are on the same IP network. Incoming mail for
ru.net is handled by two mailservers at
relcom.ru. They are on different IP networks.
ns.ru.net is hosted on a server in Russian Federation.