Robtex

Up: 41.235.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 41.235.20.0/23
Down right: 41.235.22.0/23

IP	Type	Hostname
41.235.21.22	PTR	host-41.235.21.22.tedata.net
41.235.21.201	PTR	host-41.235.21.201.tedata.net
41.235.22.142	PTR	host-41.235.22.142.tedata.net
41.235.23.9	PTR	host-41.235.23.9.tedata.net
41.235.23.70	PTR	host-41.235.23.70.tedata.net
41.235.23.201	PTR	host-41.235.23.201.tedata.net
41.235.23.248	PTR	host-41.235.23.248.tedata.net