Robtex

Up: 198.178.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 198.178.48.0/21
Down right: 198.178.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
198.178.48.20	A+PTR	invoicetracking.instinet.com
198.178.48.21	A+PTR	csgd1.instinet.com
198.178.48.22	PTR	bsiprem-ext.instinet.com
198.178.48.99	PTR	bstopmanager.instinet.com
198.178.48.143	A+PTR	dtc_newport_ssl_internet.services.instinet.com
198.178.48.144	A+PTR	newporteuqa1i.services.instinet.com
198.178.48.156	PTR	dfixtstisp5201.dev.instinet.com
198.178.48.157	PTR	bst-fix-qa-isp.dev.instinet.com
198.178.48.171	A+PTR	dnwplinux1.services.instinet.com
198.178.48.172	A+PTR	dnwplinux2.services.instinet.com
198.178.48.173	A+PTR	dnwplinux3.services.instinet.com
198.178.48.174	A+PTR	dnwplinux4.services.instinet.com
198.178.48.176	A+PTR	dnwplinux6.services.instinet.com
198.178.48.179	A+PTR	dnwpsim01ext.services.instinet.com
198.178.48.231	A+PTR	ns4.instinet.com
198.178.49.21	A+PTR	csgg1.instinet.com
198.178.49.22	PTR	gsiprem-ext.instinet.com
198.178.49.99	A+PTR	gsdopmanager.instinet.com
198.178.49.142	PTR	gss_newport_web_internet.prod.instinet.com
198.178.49.143	A+PTR	gss_newport_ssl_internet.services.instinet.com
198.178.49.157	PTR	gss-fix-qa-isp.dev.instinet.com
198.178.49.159	PTR	gsschix-vpn.prod.instinet.com
198.178.49.171	A+PTR	gnwplinux1.services.instinet.com
198.178.49.172	A+PTR	gnwplinux2.services.instinet.com
198.178.49.173	A+PTR	gnwplinux3.services.instinet.com
198.178.49.174	A+PTR	gnwplinux4.services.instinet.com
198.178.49.176	PTR	gnwplinux6.services.instinet.com
198.178.49.179	A+PTR	gnwpsim01ext.services.instinet.com
198.178.49.231	A+PTR	ns3.instinet.com
198.178.50.1	PTR	bstdcar23.ifc.prod.instinet.com
198.178.50.2	PTR	bstdcar24.ifc.prod.instinet.com
198.178.50.3	PTR	hsrp-19817850.ifc.prod.instinet.com
198.178.50.13	A+PTR	bstbip03.instinet.com
198.178.50.13	A	ns03.glb.instinet.com
198.178.50.13	A	ns03.lb.instinet.com
198.178.50.22	PTR	bstpproxy01eth1.prod.instinet.com
198.178.50.23	A+PTR	bstpmail01.instinet.co.uk
198.178.50.24	A	bstpmail02.instinet.co.uk
198.178.50.25	A+PTR	euinetsizzle01.instinet.com
198.178.50.30	A	surveyuk.instinet.com
198.178.50.32	PTR	bstpproxy02-sec.prod.instinet.com
198.178.50.41	PTR	bstpeurftp01.prod.instinet.com
198.178.51.1	PTR	gsddcar23.ifc.prod.instinet.com
198.178.51.2	PTR	gsddcar24.ifc.prod.instinet.com
198.178.51.13	A	ns04.glb.instinet.com
198.178.51.13	A	ns04.lb.instinet.com
198.178.51.21	PTR	gsspproxy01.prod.instinet.com
198.178.51.22	PTR	gsspproxy01eth1.prod.instinet.com
198.178.51.23	A+PTR	gsspmail01.instinet.co.uk
198.178.51.26	A	gsspsizzle01.instinet.com
198.178.51.35	PTR	gsspvmwvsgw001.prod.instinet.com
198.178.51.37	PTR	gsspinfmiis001.prod.instinet.com
198.178.51.38	PTR	gpblock01.prod.instinet.com
198.178.57.4	PTR	198.178.57.4.fncinc.com
198.178.57.4	A	ns1.fncinc.com
198.178.57.20	PTR	198.178.57.20.fncinc.com
198.178.57.20	A	www.docuharbor.com
198.178.57.20	A	collateralvision.com
198.178.57.55	A+PTR	south.fncinc.com
198.178.57.135	A	collateralhq.fncinc.com
198.178.57.138	A	uat.fncinc.com
198.178.60.231	PTR	198.178.60.231.fncinc.com
198.178.60.231	A	closingdocuments.net
198.178.60.232	PTR	198.178.60.232.fncinc.com
198.178.60.232	A	closingdocuments.com
198.178.61.4	A+PTR	ns2.fncinc.com
198.178.61.21	A+PTR	www.appraisalport.com
198.178.61.21	A	*.appraisalport.com
198.178.61.21	A	appraisalport.com
198.178.61.24	PTR	198.178.61.24.fncinc.com
198.178.61.25	PTR	198.178.61.25.fncinc.com
198.178.61.32	PTR	198.178.61.32.fncinc.com
198.178.61.32	A	fncconnect.com
198.178.61.33	A+PTR	west.fncinc.com
198.178.61.57	A	www.fnccms.com
198.178.61.57	A	fnccms.com
198.178.61.63	PTR	198.178.61.63.fncinc.com
198.178.61.63	A	www.aiready.com
198.178.61.63	A	aiready.com
198.178.61.64	A	collateralhq.com
198.178.61.64	A	www.collateralhq.com
198.178.61.65	PTR	198.178.61.65.fncinc.com
198.178.61.65	A	collateralport.com
198.178.61.66	A	www.gofnc.com
198.178.61.67	PTR	198.178.61.67.fncinc.com