domainSummaryextmail.optusnet.com.au has one IP number , which also has a corresponding reverse pointer. extmail.mpx.com.au point to the same IP. optus.net, mpx.com.au, optusnet.com.au, microplex.com.au, pts.optusnet.com.au and at least five other hosts use this as a mailserver. optusnet.com.au is a domain controlled by two nameservers at optusnet.com.au themselves. They are on the same IP network. Incoming mail for optusnet.com.au is handled by one mailserver also at optusnet.com.au. optusnet.com.au has one IP number. extmail.optusnet.com.au is hosted on a server in Australia.DNS Records
Thumbnails powered by Thumbshots graphdot ip numbers of hostptrs of ip numbersip numbers using ptr to this hosthostnames sharing ip with a-recordsdomains using this as mailserverbugzilla.syd.optusnet.com.au(last resort) domains using this as mailserver under another namemail.mpx.com.au(primary)
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