Robtex

Up: 220.233.170.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 220.233.170.0/25
Down right: 220.233.170.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.233.170.0	A	0.170.233.220.static.exetel.com.au
220.233.170.4	A+PTR	4.170.233.220.static.exetel.com.au
220.233.170.4	A	hexclone.com
220.233.170.108	PTR	dynatek.net.au
220.233.170.108	A	mail.coamas.com.au
220.233.170.108	A	mail.richardsons.com.au
220.233.170.130	PTR	130.170.233.220.static.exetel.com.au
220.233.170.130	A	mail.keithainsworth.com.au
220.233.170.142	A+PTR	142.170.233.220.static.exetel.com.au
220.233.170.142	A	mail.7thstreetcaravans.com.au