nis.garr.it is a domain controlled by three nameservers. All of them are on different IP networks. Incoming mail for nis.garr.it is handled by one mailserver at nic.it. dns.it share both nameservers and mailservers with this domain. w3c.it, nic.it, xml.it, ccr.it, eg.net and at least 81 other hosts share nameservers with this domain. dns.nis.garr.it, dns2.nis.garr.it and postmaster.nis.garr.it are subdomains to this hostname. garr.it is a domain controlled by two nameservers at garr.net. They are on the same IP network. Incoming mail for garr.it is handled by two mailservers at dir.garr.it. They are on the same IP network.