Robtex

Up: 41.232.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 41.232.80.0/22
Down right: 41.232.84.0/22

IP	Type	Hostname
41.232.80.138	PTR	host-41.232.80.138.tedata.net
41.232.80.177	PTR	host-41.232.80.177.tedata.net
41.232.80.241	PTR	host-41.232.80.241.tedata.net
41.232.81.4	PTR	host-41.232.81.4.tedata.net
41.232.81.27	PTR	host-41.232.81.27.tedata.net
41.232.82.59	PTR	host-41.232.82.59.tedata.net
41.232.82.112	PTR	host-41.232.82.112.tedata.net
41.232.82.162	PTR	host-41.232.82.162.tedata.net
41.232.83.226	PTR	host-41.232.83.226.tedata.net
41.232.84.74	PTR	host-41.232.84.74.tedata.net
41.232.84.161	PTR	host-41.232.84.161.tedata.net
41.232.84.218	PTR	host-41.232.84.218.tedata.net
41.232.85.26	PTR	host-41.232.85.26.tedata.net
41.232.85.99	PTR	host-41.232.85.99.tedata.net
41.232.85.155	PTR	host-41.232.85.155.tedata.net
41.232.85.202	PTR	host-41.232.85.202.tedata.net
41.232.86.11	PTR	host-41.232.86.11.tedata.net
41.232.86.82	PTR	host-41.232.86.82.tedata.net
41.232.86.136	PTR	host-41.232.86.136.tedata.net
41.232.86.235	PTR	host-41.232.86.235.tedata.net
41.232.87.21	PTR	host-41.232.87.21.tedata.net
41.232.87.34	PTR	host-41.232.87.34.tedata.net
41.232.87.42	PTR	host-41.232.87.42.tedata.net
41.232.87.88	PTR	host-41.232.87.88.tedata.net
41.232.87.93	PTR	host-41.232.87.93.tedata.net
41.232.87.172	PTR	host-41.232.87.172.tedata.net
41.232.87.210	PTR	host-41.232.87.210.tedata.net
41.232.87.211	PTR	host-41.232.87.211.tedata.net