Robtex

Up: 41.238.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 41.238.132.0/23
Down right: 41.238.134.0/23

IP	Type	Hostname
41.238.132.21	PTR	host-41.238.132.21.tedata.net
41.238.132.102	PTR	host-41.238.132.102.tedata.net
41.238.132.143	PTR	host-41.238.132.143.tedata.net
41.238.132.182	PTR	host-41.238.132.182.tedata.net
41.238.132.225	PTR	host-41.238.132.225.tedata.net
41.238.132.231	PTR	host-41.238.132.231.tedata.net
41.238.132.236	PTR	host-41.238.132.236.tedata.net
41.238.133.204	PTR	host-41.238.133.204.tedata.net
41.238.134.1	PTR	host-41.238.134.1.tedata.net
41.238.134.131	PTR	host-41.238.134.131.tedata.net
41.238.134.160	PTR	host-41.238.134.160.tedata.net
41.238.134.160	A	dsl-claudio.ignorelist.com
41.238.134.224	PTR	host-41.238.134.224.tedata.net
41.238.134.229	PTR	host-41.238.134.229.tedata.net
41.238.135.152	PTR	host-41.238.135.152.tedata.net