Robtex

Up: 5.197.144.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 5.197.144.0/22
Down right: 5.197.148.0/22

IP	Type	Hostname
5.197.145.210	PTR	host-5.197.145.210.katv1.net
5.197.146.51	PTR	host-5.197.146.51.katv1.net
5.197.146.59	PTR	host-5.197.146.59.katv1.net
5.197.149.171	PTR	host-5.197.149.171.katv1.net
5.197.149.233	PTR	host-5.197.149.233.katv1.net
5.197.150.11	PTR	host-5.197.150.11.katv1.net