Robtex

Up: 41.235.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 41.235.248.0/22
Down right: 41.235.252.0/22

IP	Type	Hostname
41.235.249.12	PTR	host-41.235.249.12.tedata.net
41.235.249.13	PTR	host-41.235.249.13.tedata.net
41.235.249.119	PTR	host-41.235.249.119.tedata.net
41.235.249.184	PTR	host-41.235.249.184.tedata.net
41.235.249.242	PTR	host-41.235.249.242.tedata.net
41.235.250.1	PTR	host-41.235.250.1.tedata.net
41.235.250.25	PTR	host-41.235.250.25.tedata.net
41.235.250.41	PTR	host-41.235.250.41.tedata.net
41.235.250.42	PTR	host-41.235.250.42.tedata.net
41.235.250.54	PTR	host-41.235.250.54.tedata.net
41.235.250.70	PTR	host-41.235.250.70.tedata.net
41.235.250.121	PTR	host-41.235.250.121.tedata.net
41.235.251.86	PTR	host-41.235.251.86.tedata.net
41.235.251.138	PTR	host-41.235.251.138.tedata.net
41.235.251.172	PTR	host-41.235.251.172.tedata.net
41.235.251.195	PTR	host-41.235.251.195.tedata.net
41.235.252.40	PTR	host-41.235.252.40.tedata.net
41.235.252.64	PTR	host-41.235.252.64.tedata.net
41.235.252.81	PTR	host-41.235.252.81.tedata.net
41.235.252.115	PTR	host-41.235.252.115.tedata.net
41.235.252.130	PTR	host-41.235.252.130.tedata.net
41.235.252.219	PTR	host-41.235.252.219.tedata.net
41.235.252.227	PTR	host-41.235.252.227.tedata.net
41.235.252.232	PTR	host-41.235.252.232.tedata.net
41.235.253.11	PTR	host-41.235.253.11.tedata.net
41.235.253.65	PTR	host-41.235.253.65.tedata.net
41.235.253.106	PTR	host-41.235.253.106.tedata.net
41.235.253.130	PTR	host-41.235.253.130.tedata.net
41.235.253.155	PTR	host-41.235.253.155.tedata.net
41.235.253.240	PTR	host-41.235.253.240.tedata.net
41.235.253.243	PTR	host-41.235.253.243.tedata.net
41.235.254.15	PTR	host-41.235.254.15.tedata.net
41.235.254.173	PTR	host-41.235.254.173.tedata.net
41.235.254.251	PTR	host-41.235.254.251.tedata.net
41.235.255.63	PTR	host-41.235.255.63.tedata.net
41.235.255.246	PTR	host-41.235.255.246.tedata.net