adna.com.au is a domain controlled by two nameservers at zoneedit.com. They are on different IP networks. Incoming mail for adna.com.au is handled by one mailserver at adna.com.au themselves. adna.com.au has two IP records. They are on different IP networks. bc2.se, atino.us, fupot.com, csicl.com, nmt.co.il and at least 100 other hosts share nameservers with this domain. mail.adna.com.au are subdomains to this hostname. com.au is a domain controlled by eleven nameservers. There are one duplicate IP number. Some of them are on the same IP network.