Robtex

Up: 41.42.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 41.42.64.0/20
Down right: 41.42.80.0/20

IP	Type	Hostname
41.42.64.32	PTR	host-41.42.64.32.tedata.net
41.42.64.71	PTR	host-41.42.64.71.tedata.net
41.42.64.131	PTR	host-41.42.64.131.tedata.net
41.42.64.150	PTR	host-41.42.64.150.tedata.net
41.42.65.97	PTR	host-41.42.65.97.tedata.net
41.42.66.194	PTR	host-41.42.66.194.tedata.net
41.42.66.226	PTR	host-41.42.66.226.tedata.net
41.42.68.1	PTR	host-41.42.68.1.tedata.net
41.42.68.32	PTR	host-41.42.68.32.tedata.net
41.42.68.98	PTR	host-41.42.68.98.tedata.net
41.42.71.225	PTR	host-41.42.71.225.tedata.net
41.42.74.24	PTR	host-41.42.74.24.tedata.net
41.42.74.40	PTR	host-41.42.74.40.tedata.net
41.42.74.141	PTR	host-41.42.74.141.tedata.net
41.42.74.194	PTR	host-41.42.74.194.tedata.net
41.42.74.232	PTR	host-41.42.74.232.tedata.net
41.42.75.163	PTR	host-41.42.75.163.tedata.net
41.42.76.66	PTR	host-41.42.76.66.tedata.net
41.42.77.97	PTR	host-41.42.77.97.tedata.net
41.42.79.97	PTR	host-41.42.79.97.tedata.net
41.42.81.3	PTR	host-41.42.81.3.tedata.net
41.42.81.130	PTR	host-41.42.81.130.tedata.net
41.42.83.67	PTR	host-41.42.83.67.tedata.net
41.42.83.155	PTR	host-41.42.83.155.tedata.net
41.42.83.206	PTR	host-41.42.83.206.tedata.net
41.42.83.245	PTR	host-41.42.83.245.tedata.net
41.42.84.64	PTR	host-41.42.84.64.tedata.net
41.42.84.71	PTR	host-41.42.84.71.tedata.net
41.42.84.171	PTR	host-41.42.84.171.tedata.net
41.42.85.99	PTR	host-41.42.85.99.tedata.net
41.42.86.193	PTR	host-41.42.86.193.tedata.net
41.42.89.101	PTR	host-41.42.89.101.tedata.net
41.42.91.0	PTR	host-41.42.91.0.tedata.net
41.42.91.35	PTR	host-41.42.91.35.tedata.net
41.42.91.226	PTR	host-41.42.91.226.tedata.net
41.42.94.20	PTR	host-41.42.94.20.tedata.net
41.42.94.217	PTR	host-41.42.94.217.tedata.net