Robtex

Up: 124.158.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 124.158.22.0/24
Down right: 124.158.23.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
124.158.22.22	A+PTR	lo2.rt1.vic.netfilter.com.au
124.158.22.43	PTR	end.22.158.124.in-addr.arpa
124.158.22.51	PTR	vl305.sw2.vic.isnet.net.au
124.158.22.54	A+PTR	ns3.netfilter.com.au
124.158.22.89	A+PTR	vl3.sw1.vic.netfilter.com.au
124.158.22.99	A	mx1.chrisjborg.com
124.158.22.101	PTR	filter01vic.netfilter.com.au
124.158.22.101	A	ironport-mail-in.netfilter.com.au
124.158.22.101	A	ironport-in.netfilter.com.au
124.158.22.102	PTR	filter02vic.isnet.net.au
124.158.22.102	A	ironport-mail-in.netfilter.com.au
124.158.22.102	A	ironport-in.netfilter.com.au
124.158.23.65	PTR	sps
124.158.23.66	PTR	sps
124.158.23.67	PTR	sps
124.158.23.68	PTR	sps
124.158.23.69	PTR	sps
124.158.23.70	PTR	sps
124.158.23.71	PTR	sps
124.158.23.72	PTR	sps
124.158.23.73	PTR	sps
124.158.23.74	PTR	sps
124.158.23.75	PTR	sps
124.158.23.76	PTR	sps
124.158.23.77	PTR	sps
124.158.23.78	PTR	sps
124.158.23.181	A	www.alliancedist.com.au
124.158.23.182	A	tyzzjx.com