Robtex

Up: 192.100.112.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 192.100.120.0/22
Down right: 192.100.124.0/22

IP	Type	Hostname
192.100.120.22	A+PTR	nira.nokia.com
192.100.120.22	A+PTR	*.nira.nokia.com
192.100.120.41	A	espcolo-webproxy01.nokia.com
192.100.121.11	PTR	ns2.nokiaco.net
192.100.121.11	PTR	ns2nokiaco.ext.nokia.com
192.100.121.20	A	nsx13.nokia.com
192.100.121.34	PTR	hostelfi.ext.nokia.com
192.100.121.60	A	vertuconnection.com
192.100.121.200	A+PTR	www.vertuconnection2.com
192.100.121.200	A	vertuconnection2.com
192.100.122.6	A	netras.ext.nokia.com
192.100.122.7	A+PTR	xesnrs002.ext.nokia.com
192.100.122.108	A+PTR	rauag.nokia.com
192.100.122.121	A+PTR	bc1.nokia.com
192.100.122.164	A	nira-ssl-prepilot.nokia.com
192.100.122.172	A+PTR	ua-ssl.nokia.com
192.100.122.172	A	*.ua-ssl.nokia.com
192.100.122.229	PTR	smtp.nokia.com
192.100.122.230	PTR	smtp.nokia.com
192.100.122.231	PTR	smtp.nokia.com
192.100.122.232	PTR	smtp.nokia.com
192.100.122.234	A+PTR	mgw-mx00.nokia.com
192.100.122.235	A+PTR	mgw-fb01.nokia.com
192.100.124.195	A+PTR	esacce01.nokia.com
192.100.124.196	A+PTR	exprx01x.nokia.com
192.100.124.218	A	esprx01x.nokia.com
192.100.124.218	A	pessi.fi
192.100.124.219	A	esprx02x.nokia.com
192.100.124.220	PTR	esprx04x.nokia.com
192.100.124.220	A+PTR	eswebprx01x.nokia.com
192.100.124.221	PTR	acce.nokia.com
192.100.125.98	A	abogados.net.ec
192.100.126.10	A+PTR	ns20.nokia.com
192.100.126.20	A+PTR	nsx22.nokia.com