server.nichost.com.ar is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at redcel.com.ar. They are on the same IP network. twsys.net, bezem.com, dotarts.net, elthoms.com, m-a-t-a.com and at least 55 other hosts share nameservers with this domain. mail.server.nichost.com.ar are subdomains to this hostname. nichost.com.ar is delegated to two nameservers, however both delegated nameservers are missing in the zone and two other nameservers are listed instead. All nameservers are also at redcel.com.ar. Two nameservers have the same IP number. All of them are on the same IP network. Incoming mail for nichost.com.ar is handled by one mailserver at nichost.com.ar themselves. nichost.com.ar has one IP number , but the reverse is server.nichost.com.ar.