Robtex

Up: 20.139.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 20.139.224.0/22
Down right: 20.139.228.0/22

IP	Type	Hostname
20.139.225.5	PTR	syd-ftpserver.aust.csc.com
20.139.225.20	A+PTR	sydch00.aust.csc.com
20.139.225.26	A+PTR	sydmr01.aust.csc.com
20.139.225.27	A+PTR	sydmr02.aust.csc.com
20.139.225.28	A+PTR	sydmr03.aust.csc.com
20.139.226.6	A+PTR	aal-sydvpn0010.aust.csc.com
20.139.226.10	A+PTR	docoffice.aust.csc.com
20.139.226.22	A+PTR	grm.apac.csc.com
20.139.226.32	A	mysite.amp.com.au
20.139.226.42	PTR	cscprxsyd001.aust.csc.com
20.139.226.50	A	csc-chd-syd-1-cgen-i-pub.aust.csc.com
20.139.226.51	A+PTR	bctest01.aust.csc.com
20.139.226.54	A	cscchdsyd-ign-ngportal-10.aust.csc.com
20.139.226.56	A	banking.aust.csc.com
20.139.226.61	A	qpindex.aust.csc.com
20.139.226.62	A	chr1.aust.csc.com
20.139.226.63	A	gpars.aust.csc.com
20.139.226.64	A+PTR	domino2.aust.csc.com
20.139.226.65	A+PTR	omega-mdm.aust.csc.com
20.139.226.71	A	csc-chd-syd-3-cgen-pub.aust.csc.com
20.139.226.72	A+PTR	gcars.aust.csc.com
20.139.226.74	PTR	cscrbcpdc002.aust.csc.com
20.139.226.75	A+PTR	csc-sydssl0010.aust.csc.com
20.139.226.76	A	csc-sydssl0011.aust.csc.com
20.139.226.80	A	gam-grm-p.aust.csc.com
20.139.226.81	A+PTR	gam-grm-t.aust.csc.com
20.139.226.91	A	newprod.grm.aust.csc.com
20.139.226.190	A	desktop.aust.csc.com
20.139.226.201	A	csc-sydvpn0020.aust.csc.com
20.139.226.203	PTR	rio-sydvpn0010.aust.csc.com
20.139.226.204	A+PTR	rio-sydvpn0011.aust.csc.com
20.139.226.217	A+PTR	sydtcuvpn0010.aust.csc.com
20.139.226.223	A	one-sydvpn0010.aust.csc.com
20.139.226.224	A+PTR	one-sydvpn0011.aust.csc.com
20.139.226.239	A	bhp-sydvpn0011.aust.csc.com
20.139.226.240	A+PTR	twr-sydvpn0010.aust.csc.com
20.139.226.244	A	csc-sydvpn0040.aust.csc.com
20.139.226.248	A+PTR	cscpyratremote.aust.csc.com
20.139.227.10	A+PTR	cscsyddesnha.aust.csc.com
20.139.227.22	PTR	cscdnssyd002d.aust.csc.com
20.139.227.22	A	cscdnssyd002d.csc.com
20.139.227.30	PTR	cscsyddesn02.aust.csc.com
20.139.227.52	A+PTR	sydds02.aust.csc.com
20.139.227.59	PTR	cscsrvsyd100.aust.csc.com
20.139.229.64	A+PTR	ignfwdsyd-nat.aust.csc.com
20.139.230.7	PTR	cgensvssyd002-bge1
20.139.230.135	PTR	cscwebsyd951.asiapac.globalcsc.net
20.139.230.152	PTR	cscsdasydt04p.aust.csc.com
20.139.230.161	A+PTR	cgenfwdsyd-12i3d359.aust.csc.com
20.139.230.167	PTR	srv029844.aust.csc.com
20.139.230.170	A	srv029847.aust.csc.com
20.139.230.177	PTR	cgenfwdsyd-12i3d360
20.139.231.1	PTR	cgenfwdsyd-13i3d310.asiapac.globalcsc.net
20.139.231.2	PTR	cscpavpyr001.pyr.aust.csc.com
20.139.231.4	A+PTR	cscpavpyr001r.pyr.aust.csc.com
20.139.231.5	PTR	cscpavpyr002.pyr.aust.csc.com
20.139.231.13	PTR	cscsydtidb.aunz.csc.com
20.139.231.14	A	cscsrvsyd36temp.aunz.csc.com
20.139.231.33	PTR	cgenfwdsyd-17i3d352.aust.csc.com
20.139.231.34	A+PTR	cscevapyr02.aust.csc.com
20.139.231.35	PTR	cscevapyr01.aust.csc.com
20.139.231.84	PTR	cschsasp01.aust.csc.com
20.139.231.90	PTR	cscqcwpc001temp.aust.csc.com
20.139.231.98	PTR	xstrata.aust.csc.com
20.139.231.113	PTR	cgenfwdsyd-13i3d317.asiapac.globalcsc.net
20.139.231.114	PTR	cscsvrsyd8.int.csc.com.au
20.139.231.130	PTR	cscdc3pdc201.esncsc.net
20.139.231.131	PTR	cscdc3pdc201r.esncsc.net
20.139.231.140	PTR	cscdc3pdc201temp.esncsc.net
20.139.231.193	PTR	cgenfwdsyd-38i3d344.asiapac.globalcsc.net
20.139.231.194	A+PTR	cscrcapyr001.sd.csc.com
20.139.231.196	A+PTR	cscrcapyr002.sd.csc.com