Robtex

Up: 203.208.80.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.208.81.0/25
Down right: 203.208.81.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.208.81.34	PTR	cache01.mql.ncable.net.au
203.208.81.38	A	proxy-filter.ncable.com.au
203.208.81.102	A	ns1.ncable.com.au
203.208.81.108	A+PTR	barra.ncable.com.au
203.208.81.108	A	mx2.ncable.com.au
203.208.81.108	A	spam.ncable.com.au
203.208.81.112	A	sysmon.ncable.com.au
203.208.81.119	PTR	sysmon.mql.ncable.com.au
203.208.81.158	A+PTR	video01.mql.ncable.net.au
203.208.81.234	PTR	loop51.lns01-cres.mql.ncable.net.au
203.208.81.238	A+PTR	speedtest01.mql.ncable.net.au
203.208.81.238	A	speedtest.mql.ncable.net.au
203.208.81.241	PTR	vrrp-12.mql.ncable.net.au
203.208.81.242	A+PTR	netflow01-cres.mql.ncable.net.au