Robtex

Up: 41.233.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 41.233.80.0/23
Down right: 41.233.82.0/23

IP	Type	Hostname
41.233.80.27	PTR	host-41.233.80.27.tedata.net
41.233.80.37	PTR	host-41.233.80.37.tedata.net
41.233.80.60	PTR	host-41.233.80.60.tedata.net
41.233.80.97	PTR	host-41.233.80.97.tedata.net
41.233.80.127	PTR	host-41.233.80.127.tedata.net
41.233.80.139	PTR	host-41.233.80.139.tedata.net
41.233.80.158	PTR	host-41.233.80.158.tedata.net
41.233.80.188	PTR	host-41.233.80.188.tedata.net
41.233.80.238	PTR	host-41.233.80.238.tedata.net
41.233.80.240	PTR	host-41.233.80.240.tedata.net
41.233.81.25	PTR	host-41.233.81.25.tedata.net
41.233.81.43	PTR	host-41.233.81.43.tedata.net
41.233.81.245	PTR	host-41.233.81.245.tedata.net
41.233.82.15	PTR	host-41.233.82.15.tedata.net
41.233.82.103	PTR	host-41.233.82.103.tedata.net
41.233.82.118	PTR	host-41.233.82.118.tedata.net
41.233.82.154	PTR	host-41.233.82.154.tedata.net
41.233.82.163	PTR	host-41.233.82.163.tedata.net
41.233.82.190	PTR	host-41.233.82.190.tedata.net
41.233.82.241	PTR	host-41.233.82.241.tedata.net
41.233.82.247	PTR	host-41.233.82.247.tedata.net
41.233.83.39	PTR	host-41.233.83.39.tedata.net
41.233.83.110	PTR	host-41.233.83.110.tedata.net