Robtex

Up: 203.30.96.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 203.30.98.0/24
Down right: 203.30.99.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.30.98.34	PTR	34.98.30.203.static.apex.net.au
203.30.98.46	PTR	46.98.30.203.static.apex.net.au
203.30.98.51	PTR	51.98.30.203.static.apex.net.au
203.30.98.97	PTR	97.98.30.203.static.apex.net.au
203.30.98.125	PTR	125.98.30.203.static.apex.net.au
203.30.98.140	PTR	mx2.ovee.com.au
203.30.98.150	A+PTR	filter.apex.net.au
203.30.98.150	A	filter.any.netspeed.com.au
203.30.98.150	A	ns3.the-hosting-network.com.au
203.30.98.201	PTR	pw1.ovee.com.au
203.30.98.254	PTR	core-mail-02.apex.net.au
203.30.98.254	A	effectmx.apex.net.au
203.30.98.254	A	business-mail.apex.net.au
203.30.99.6	PTR	host-6.99.30.203.apex.net.au
203.30.99.7	PTR	host-7.99.30.203.apex.net.au
203.30.99.11	PTR	host-11.99.30.203.apex.net.au
203.30.99.36	PTR	host-36.99.30.203.apex.net.au
203.30.99.50	PTR	mail.ac-a.com.au
203.30.99.76	PTR	host-76.99.30.203.apex.net.au
203.30.99.87	PTR	host-87.99.30.203.apex.net.au
203.30.99.100	A	instreamedit.com
203.30.99.114	PTR	host-114.99.30.203.apex.net.au
203.30.99.114	A	www.bitmead.com
203.30.99.114	A	bitmead.com
203.30.99.126	PTR	host-126.99.30.203.apex.net.au
203.30.99.141	PTR	host-141.99.30.203.apex.net.au
203.30.99.191	PTR	host-191.99.30.203.apex.net.au
203.30.99.210	PTR	host-210.99.30.203.apex.net.au
203.30.99.219	PTR	host-219.99.30.203.apex.net.au
203.30.99.222	PTR	host-222.99.30.203.apex.net.au
203.30.99.236	PTR	host-236.99.30.203.apex.net.au
203.30.99.237	PTR	host-237.99.30.203.apex.net.au
203.30.99.247	PTR	host-247.99.30.203.apex.net.au
203.30.99.250	PTR	host-250.99.30.203.apex.net.au
203.30.99.254	PTR	host-254.99.30.203.apex.net.au