Robtex

Up: 197.35.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 197.35.16.0/21
Down right: 197.35.24.0/21

IP	Type	Hostname
197.35.21.229	PTR	host-197.35.21.229.tedata.net
197.35.22.2	PTR	host-197.35.22.2.tedata.net
197.35.23.2	PTR	host-197.35.23.2.tedata.net
197.35.25.3	PTR	host-197.35.25.3.tedata.net
197.35.25.32	PTR	host-197.35.25.32.tedata.net
197.35.25.35	PTR	host-197.35.25.35.tedata.net
197.35.25.80	PTR	host-197.35.25.80.tedata.net
197.35.25.115	PTR	host-197.35.25.115.tedata.net
197.35.25.128	PTR	host-197.35.25.128.tedata.net
197.35.25.195	PTR	host-197.35.25.195.tedata.net
197.35.25.210	PTR	host-197.35.25.210.tedata.net
197.35.25.240	PTR	host-197.35.25.240.tedata.net
197.35.25.243	PTR	host-197.35.25.243.tedata.net
197.35.27.159	PTR	host-197.35.27.159.tedata.net
197.35.29.2	PTR	host-197.35.29.2.tedata.net