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laws.lawpoint.com.au has one IP number , but the reverse is ip37.australis.net.au. lawpoint.com.au is a domain controlled by two nameservers on different IP networks. Incoming mail for lawpoint.com.au is handled by one mailserver at australis.net.au. lawpoint.com.au has one IP number. laws.lawpoint.com.au is hosted on a server in Australia.

laws.lawpoint.com.au
a records
 
+ 203.23.176.37 203.23.176.0/23 AS10223 ip37.australis.net.au
+ --- ip37.australis.net.au

lawpoint.com.au
a records
 
+ 203.23.176.36 203.23.176.0/23 AS10223  
+ ---  
ns-soa records
dns.australis.net.au
+ 203.23.176.130 203.23.176.0/23 AS10223 -
+ --- -
ns records
dns.australis.net.au
+ 203.23.176.130 203.23.176.0/23 AS10223 -
+ --- -
ns1.telstra.net
+ 139.130.4.5 139.130.0.0/16 AS1221 -
mx records
smtp1.australis.net.au
+ 203.23.176.53 203.23.176.0/23 AS10223 -
+ --- -
ip numbers of host
203.23.176.37
ptrs of ip numbers
ip37.australis.net.au
ip numbers using ptr to this host
202.27.91.54