Robtex

Up: 212.66.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 212.66.72.0/22
Down right: 212.66.76.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.66.72.4	A	mx2.ptitweb.fr
212.66.72.4	A	mx2.provencale.lu
212.66.73.0	PTR	212-66-73-0.corp.tango.lu
212.66.73.3	PTR	212-66-73-3.akamai.tango.lu
212.66.73.24	PTR	212-66-73-24.akamai.tango.lu
212.66.73.27	PTR	212-66-73-27.akamai.tango.lu
212.66.73.32	PTR	212-66-73-32.corp.tango.lu
212.66.73.33	PTR	212-66-73-33.corp.tango.lu
212.66.73.40	PTR	212-66-73-40.corp.tango.lu
212.66.73.42	PTR	212-66-73-42.corp.tango.lu
212.66.73.43	PTR	212-66-73-43.corp.tango.lu
212.66.73.48	PTR	212-66-73-48.corp.tango.lu
212.66.73.56	PTR	212-66-73-56.akamai.tango.lu
212.66.73.57	PTR	212-66-73-57.akamai.tango.lu
212.66.73.58	PTR	212-66-73-58.akamai.tango.lu
212.66.73.67	PTR	212-66-73-67.core.tango.lu
212.66.73.74	PTR	212-66-73-74.core.tango.lu
212.66.73.80	PTR	212-66-73-80.core.tango.lu
212.66.73.83	PTR	212-66-73-83.core.tango.lu
212.66.73.90	PTR	212-66-73-90.core.tango.lu
212.66.73.90	A	fulflex.lu
212.66.73.90	A	www.fulflex.lu
212.66.73.97	PTR	212-66-73-97.core.tango.lu
212.66.73.112	PTR	212-66-73-112.core.tango.lu
212.66.73.122	PTR	212-66-73-122.core.tango.lu
212.66.73.137	PTR	212-66-73-137.core.tango.lu
212.66.73.139	PTR	212-66-73-139.core.tango.lu
212.66.73.150	A	webservices.tango.lu
212.66.73.152	PTR	212-66-73-152.core.tango.lu
212.66.73.153	PTR	212-66-73-153.core.tango.lu
212.66.73.160	PTR	212-66-73-160.core.tango.lu
212.66.73.171	PTR	212-66-73-171.core.tango.lu
212.66.73.171	A	voip.tango.lu
212.66.73.177	PTR	212-66-73-177.core.tango.lu
212.66.73.178	PTR	212-66-73-178.core.tango.lu
212.66.73.186	PTR	212-66-73-186.core.tango.lu
212.66.73.193	PTR	dialup.212-66-73-193.dyn.cust.tango.lu
212.66.73.211	PTR	dialup.212-66-73-211.dyn.cust.tango.lu
212.66.73.216	PTR	dialup.212-66-73-216.dyn.cust.tango.lu
212.66.73.219	PTR	dialup.212-66-73-219.dyn.cust.tango.lu
212.66.73.225	PTR	dialup.212-66-73-225.dyn.cust.tango.lu
212.66.73.227	PTR	dialup.212-66-73-227.dyn.cust.tango.lu
212.66.73.235	PTR	dialup.212-66-73-235.dyn.cust.tango.lu
212.66.73.251	PTR	dialup.212-66-73-251.dyn.cust.tango.lu
212.66.74.2	PTR	mob.212-66-74-2.dyn.cust.tango.lu
212.66.74.3	PTR	mob.212-66-74-3.dyn.cust.tango.lu
212.66.74.16	PTR	mob.212-66-74-16.dyn.cust.tango.lu
212.66.74.18	PTR	mob.212-66-74-18.dyn.cust.tango.lu
212.66.74.32	PTR	mob.212-66-74-32.dyn.cust.tango.lu
212.66.74.34	PTR	mob.212-66-74-34.dyn.cust.tango.lu
212.66.74.40	PTR	mob.212-66-74-40.dyn.cust.tango.lu
212.66.74.41	PTR	mob.212-66-74-41.dyn.cust.tango.lu
212.66.74.42	PTR	mob.212-66-74-42.dyn.cust.tango.lu
212.66.74.49	PTR	mob.212-66-74-49.dyn.cust.tango.lu
212.66.74.57	PTR	mob.212-66-74-57.dyn.cust.tango.lu
212.66.74.66	PTR	212-66-74-66.corp.tango.lu
212.66.74.91	PTR	mob.212-66-74-91.dyn.cust.tango.lu
212.66.74.106	PTR	mob.212-66-74-106.dyn.cust.tango.lu
212.66.74.112	PTR	mob.212-66-74-112.dyn.cust.tango.lu
212.66.74.114	PTR	mob.212-66-74-114.dyn.cust.tango.lu
212.66.74.115	PTR	mob.212-66-74-115.dyn.cust.tango.lu
212.66.74.120	PTR	mob.212-66-74-120.dyn.cust.tango.lu
212.66.74.123	PTR	mob.212-66-74-123.dyn.cust.tango.lu
212.66.74.129	PTR	mob.212-66-74-129.dyn.cust.tango.lu
212.66.74.131	PTR	mob.212-66-74-131.dyn.cust.tango.lu
212.66.74.137	PTR	mob.212-66-74-137.dyn.cust.tango.lu
212.66.74.145	PTR	mob.212-66-74-145.dyn.cust.tango.lu
212.66.74.153	PTR	mob.212-66-74-153.dyn.cust.tango.lu
212.66.74.176	PTR	mob.212-66-74-176.dyn.cust.tango.lu
212.66.74.178	PTR	mob.212-66-74-178.dyn.cust.tango.lu
212.66.74.192	PTR	mob.212-66-74-192.dyn.cust.tango.lu
212.66.74.203	PTR	mob.212-66-74-203.dyn.cust.tango.lu
212.66.74.208	PTR	mob.212-66-74-208.dyn.cust.tango.lu
212.66.74.217	PTR	mob.212-66-74-217.dyn.cust.tango.lu
212.66.74.225	PTR	mob.212-66-74-225.dyn.cust.tango.lu
212.66.74.240	PTR	mob.212-66-74-240.dyn.cust.tango.lu
212.66.74.240	A	tvshowfantasy.com
212.66.74.242	PTR	mob.212-66-74-242.dyn.cust.tango.lu
212.66.75.0	PTR	212-66-75-0.corp.tango.lu
212.66.75.1	PTR	212-66-75-1.corp.tango.lu
212.66.75.2	PTR	mail2.tango.lu
212.66.75.3	A+PTR	mms.tango.lu
212.66.75.4	A	www.tango-online.lu
212.66.75.4	A	tangolive.tango.lu
212.66.75.7	A	ns4.tango.lu
212.66.75.8	PTR	212-66-75-8.corp.tango.lu
212.66.75.11	A+PTR	secure.tango.lu
212.66.75.13	A	home.tango.lu
212.66.75.13	A	home1.tele2.lu
212.66.75.15	A	www.tele2.lu
212.66.75.15	A	www.tele2tango.lu
212.66.75.19	PTR	212-66-75-19.corp.tango.lu
212.66.75.21	A	tangomail.tango.lu
212.66.75.34	PTR	212-66-75-34.corp.tango.lu
212.66.75.34	A	tangogeneration.lu
212.66.75.34	A	tangotv.lu
212.66.75.35	PTR	212-66-75-35.corp.tango.lu
212.66.75.60	A	tangotv.lu
212.66.75.60	A	www.tangotv.lu
212.66.75.60	A	www.tango.lu
212.66.75.80	PTR	212-66-75-80.core.tango.lu
212.66.75.83	PTR	212-66-75-83.core.tango.lu
212.66.75.83	A	www.tele2.lu
212.66.75.83	A	www.tele2tango.lu
212.66.75.84	A	www.tele2.lu
212.66.75.84	A	www.tele2tango.lu
212.66.75.97	PTR	212-66-75-97.core.tango.lu
212.66.75.102	A	mail.tango.lu
212.66.75.102	A	mail1.tango.lu
212.66.75.103	A	mail.tango.lu
212.66.75.103	A	mail2.postit.lu
212.66.75.103	A	mail2.tango.lu
212.66.75.232	PTR	dialup.212-66-75-232.dyn.cust.tango.lu
212.66.76.41	A	mail.cssf.lu