*.isi-vuz.ru has one IP number , which is the same as for isi-vuz.ru, but the reverse is cp71.agava.net. s-r.ru, zhds.ru, b-pr.ru, mrip.ru, fondy.ru and at least 92 other hosts point to the same IP. isi-vuz.ru is a domain controlled by two nameservers at agava.net.ru. They are on different IP networks. Incoming mail for isi-vuz.ru is handled by one mailserver having a total of two IP numbers. They are on the same IP network. *.isi-vuz.ru is hosted on a server in Russian Federation.