Robtex

Up: 194.122.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 194.122.248.0/22
Down right: 194.122.252.0/22

IP	Type	Hostname
194.122.248.0	PTR	194-122-248-0-fodo.de.kpn-eurorings.net
194.122.251.2	PTR	194-122-251-2.de.kpn-eurorings.net
194.122.251.2	A+PTR	ns2.de.kpn-eurorings.net
194.122.251.3	PTR	194-122-251-3.de.kpn-eurorings.net
194.122.251.3	A+PTR	nsz2.de.kpn-eurorings.net
194.122.251.9	PTR	194-122-251-9.de.kpn-eurorings.net
194.122.251.10	PTR	194-122-251-10.de.kpn-eurorings.net
194.122.254.48	PTR	static.kpn.net
194.122.254.80	PTR	static.kpn.net
194.122.254.95	PTR	static.kpn.net
194.122.254.103	PTR	static.kpn.net
194.122.254.111	PTR	static.kpn.net
194.122.254.151	PTR	static.kpn.net
194.122.254.160	PTR	static.kpn.net