Robtex

Up: 197.35.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 197.35.224.0/20
Down right: 197.35.240.0/20

IP	Type	Hostname
197.35.230.220	PTR	host-197.35.230.220.tedata.net
197.35.233.116	PTR	host-197.35.233.116.tedata.net
197.35.236.25	PTR	host-197.35.236.25.tedata.net
197.35.237.15	PTR	host-197.35.237.15.tedata.net
197.35.242.83	PTR	host-197.35.242.83.tedata.net
197.35.245.175	PTR	host-197.35.245.175.tedata.net
197.35.246.194	PTR	host-197.35.246.194.tedata.net
197.35.255.255	PTR	host-197.35.255.255.tedata.net