185.233.193.in-addr.arpa is a domain controlled by two nameservers having a total of four IP numbers. Some of them are on the same IP network. by, ac.ru, iis.ru, edu.ru, rckk.ru and at least 57 other hosts share nameservers with this domain. 233.193.in-addr.arpa is a domain controlled by three nameservers. All of them are on different IP networks.