Robtex

Up: 144.49.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 144.49.208.0/21
Down right: 144.49.216.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
144.49.208.23	A+PTR	brm-up-dnsext-1.brocade.com
144.49.208.24	A+PTR	brm-up-dnsext-2.brocade.com
144.49.208.24	A	hq1-up-dnsext-2.brocade.com
144.49.208.40	A+PTR	brmwp-ppmfa03.brocade.com
144.49.208.41	A+PTR	brmwp-ppmfa04.brocade.com
144.49.208.48	A	sfdcprod.brocade.com
144.49.208.58	A	mdynamicsprod.brocade.com
144.49.208.98	A	homesonez.info
144.49.208.115	A	csconfbrm.brocade.com
144.49.208.116	A	csconfbrm.brocade.com
144.49.208.117	A	csavbrm.brocade.com
144.49.208.118	A	csavbrm.brocade.com
144.49.208.125	A+PTR	tracking.zeus.com
144.49.208.152	A+PTR	ftp1.brocade.com
144.49.208.152	A	ftp.brocade.com
144.49.208.152	A	ftp.mcdata.com
144.49.208.153	A+PTR	supportftp.brocade.com
144.49.210.14	A	access.brocade.com
144.49.210.37	A	fedsso.brocade.com
144.49.210.44	A	vyatta.org
144.49.210.44	A	www.vyatta.org
144.49.210.44	A	ethernetfabric.com
144.49.210.51	A+PTR	email.brocade.com
144.49.210.51	A+PTR	legacy.brocade.com
144.49.210.58	A	fsp.brocade.com
144.49.210.61	A	password.brocade.com
144.49.210.71	A+PTR	brm-n-dc-lbdmz-1-2-gslb-dns-vip.brocade.com
144.49.210.76	A	logineai.brocade.com
144.49.210.80	A	login7prod.brocade.com
144.49.210.81	A	mybrocade.net
144.49.210.81	A	my7prod.brocade.com
144.49.210.81	A	mybrocade.com
144.49.210.82	PTR	swportal.brocade.com
144.49.210.82	PTR	swportal7prod.brocade.com
144.49.210.99	A	mcdata.jp
144.49.210.99	A	connectem.net
144.49.210.99	A	rozrowsthebrocade.com
144.49.210.112	A	owabrm.brocade.com
144.49.210.121	A	my8prod.brocade.com
144.49.210.121	A	my.brocade.com
144.49.210.127	A	store.brocade.com
144.49.210.128	A	sw8prod.brocade.com
144.49.210.180	A	flightdeck.brocade.com
144.49.210.200	PTR	brocade.com
144.49.210.200	A+PTR	www1.brocade.com
144.49.210.200	A	mcdata.jp
144.49.212.46	PTR	fsp2.brocade.com
144.49.212.46	PTR	appcatalog.sccm.brocade.com
144.49.212.46	PTR	brmcen.sccm.brocade.com
144.49.212.59	A	cswebhq.brocade.com
144.49.212.59	A	cswebbrm.brocade.com
144.49.212.116	A	adfs.brocade.com
144.49.213.13	A+PTR	mx40.brocade.com
144.49.213.32	A	mi.brocade.com
144.49.213.50	A	imap.brocade.com
144.49.217.155	A	my8stg.brocade.com