Robtex

Up: 41.44.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 41.44.0.0/23
Down right: 41.44.2.0/23

IP	Type	Hostname
41.44.0.0	PTR	host-41.44.0.0.tedata.net
41.44.0.2	PTR	host-41.44.0.2.tedata.net
41.44.0.37	PTR	host-41.44.0.37.tedata.net
41.44.0.38	PTR	host-41.44.0.38.tedata.net
41.44.0.165	PTR	host-41.44.0.165.tedata.net
41.44.1.1	PTR	host-41.44.1.1.tedata.net
41.44.1.28	PTR	host-41.44.1.28.tedata.net
41.44.1.28	A	a20138187.dddns.org
41.44.1.77	PTR	host-41.44.1.77.tedata.net
41.44.1.83	PTR	host-41.44.1.83.tedata.net
41.44.1.151	PTR	host-41.44.1.151.tedata.net
41.44.1.177	PTR	host-41.44.1.177.tedata.net
41.44.1.209	PTR	host-41.44.1.209.tedata.net
41.44.1.226	PTR	host-41.44.1.226.tedata.net
41.44.2.73	PTR	host-41.44.2.73.tedata.net
41.44.2.76	PTR	host-41.44.2.76.tedata.net
41.44.2.228	PTR	host-41.44.2.228.tedata.net
41.44.2.241	PTR	host-41.44.2.241.tedata.net
41.44.3.12	PTR	host-41.44.3.12.tedata.net
41.44.3.52	PTR	host-41.44.3.52.tedata.net
41.44.3.105	PTR	host-41.44.3.105.tedata.net
41.44.3.107	PTR	host-41.44.3.107.tedata.net
41.44.3.137	PTR	host-41.44.3.137.tedata.net
41.44.3.148	PTR	host-41.44.3.148.tedata.net
41.44.3.169	PTR	host-41.44.3.169.tedata.net
41.44.3.195	PTR	host-41.44.3.195.tedata.net