Robtex

Up: 203.219.130.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.219.131.0/25
Down right: 203.219.131.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.219.131.4	A+PTR	203-219-131-4.static.tpgi.com.au
203.219.131.4	A	mail.williamsref.com.au
203.219.131.7	PTR	203-219-131-7.static.tpgi.com.au
203.219.131.88	A+PTR	mx1.fantech.com.au
203.219.131.88	A	mail.airdesign.com.au
203.219.131.88	A	mail.systemaire.com.au
203.219.131.238	A+PTR	203-219-131-238.static.tpgi.com.au