Robtex

Up: 80.66.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 80.66.136.0/22
Down right: 80.66.140.0/22

IP	Type	Hostname
80.66.136.34	A	sl-bb20-vie-0-8-0-0.sprintlink.net
80.66.137.98	PTR	sle-sunst1-1-0.sprintlink.net
80.66.139.197	PTR	mxx.ipsos.pl
80.66.142.3	A	nivmeet2.tdwilliamson.com
80.66.142.5	A	savmeet2.tdwilliamson.com