Robtex

Up: 170.16.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 170.16.0.0/17
Down right: 170.16.128.0/17

IP	Type	Hostname
170.16.1.44	A	esnapps.services.instinet.com
170.16.1.45	A	esnapps.services.instinet.com
170.16.2.20	A+PTR	hfc001-inetapps-ext.instinet.com
170.16.2.22	PTR	scs002-inetapps-ext.instinet.com
170.16.2.22	A	hfc002-inetapps-ext.instinet.com
170.16.4.20	A	hfc001-inetapps-tns.instinet.com
170.16.7.12	A+PTR	170-16-7-12.instinet.com
170.16.9.3	PTR	hsrp.ifc.prod.instinet.com
170.16.10.22	A	njd002-inetapps-ext.instinet.com
170.16.13.231	A	ns1-rxn.instinet.com
170.16.68.6	A	meet-the-street.com
170.16.100.3	PTR	tofqpbs03.ifc.prod.instinet.com
170.16.112.1	PTR	bstextf1.ifc.prod.instinet.com
170.16.112.2	PTR	bstextf2.ifc.prod.instinet.com
170.16.112.6	PTR	bstvens01.prod.instinet.com
170.16.113.156	PTR	bst-fix-qa-tns.prod.instinet.com
170.16.113.231	A	ns4-tns.instinet.com
170.16.114.1	PTR	gssextf1.ifc.prod.instinet.com
170.16.114.5	PTR	gssvens01.prod.instinet.com
170.16.116.1	PTR	bstdcar23.ifc.prod.instinet.com
170.16.116.4	PTR	bstlses01.prod.instinet.com
170.16.116.21	A	csgd1.services.instinet.com
170.16.116.140	A	inetuk.services.instinet.com
170.16.116.141	A	inetuk96.services.instinet.com
170.16.116.143	A	dtc_newport_ssl.services.instinet.com
170.16.117.12	PTR	inetinternaluk.services.instinet.com
170.16.117.33	PTR	bstdcar01.prod.instinet.com
170.16.117.229	A	ifd.instinet.com
170.16.118.2	PTR	gsddcar24.ifc.prod.instinet.com
170.16.118.7	PTR	gsdlses01.prod.instinet.com
170.16.118.140	A	inetuk.services.instinet.com
170.16.118.141	A	inetuk96.services.instinet.com
170.16.118.231	A	ns3-rxn.instinet.com
170.16.119.12	PTR	inetinternaluk.services.instinet.com
170.16.130.1	PTR	sinextf1-v770.prod.instinet.com
170.16.143.20	A+PTR	denesnrdn01.services.instinet.com
170.16.183.5	PTR	sinti-10-46-147-4.prod.instinet.com
170.16.254.18	A	mail2.officedepot.com.mx