Robtex

Up: 197.34.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 197.34.160.0/20
Down right: 197.34.176.0/20

IP	Type	Hostname
197.34.166.80	PTR	host-197.34.166.80.tedata.net
197.34.167.197	PTR	host-197.34.167.197.tedata.net
197.34.185.106	PTR	host-197.34.185.106.tedata.net
197.34.186.73	PTR	host-197.34.186.73.tedata.net
197.34.190.198	PTR	host-197.34.190.198.tedata.net