Robtex

Up: 87.12.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 87.12.160.0/20
Down right: 87.12.176.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.12.160.156	A	host156-160-static.12-87-b.business.telecomitalia.it
87.12.171.26	A	mail.lidomar.it
87.12.171.26	A	mail.vendominimoto.com
87.12.171.26	A	host26-171-static.12-87-b.business.telecomitalia.it
87.12.173.130	A	mail.unispaceitalia.com
87.12.173.131	A	mail2.unispaceitalia.com
87.12.174.11	A	host11-174-static.12-87-b.business.telecomitalia.it
87.12.175.9	A	host9-175-static.12-87-b.business.telecomitalia.it
87.12.178.11	A	host11-178-static.12-87-b.business.telecomitalia.it
87.12.186.33	A+PTR	host33-186-static.12-87-b.business.telecomitalia.it
87.12.186.70	A	host70-186-static.12-87-b.business.telecomitalia.it
87.12.186.93	A	host93-186-static.12-87-b.business.telecomitalia.it
87.12.186.97	A+PTR	host97-186-static.12-87-b.business.telecomitalia.it
87.12.186.196	A	host196-186-static.12-87-b.business.telecomitalia.it
87.12.186.250	A	host250-186-static.12-87-b.business.telecomitalia.it
87.12.187.12	A	host12-187-static.12-87-b.business.telecomitalia.it
87.12.187.35	A+PTR	host35-187-static.12-87-b.business.telecomitalia.it
87.12.187.45	A	host45-187-static.12-87-b.business.telecomitalia.it
87.12.187.74	A	host74-187-static.12-87-b.business.telecomitalia.it
87.12.187.91	A	host91-187-static.12-87-b.business.telecomitalia.it
87.12.187.97	A+PTR	host97-187-static.12-87-b.business.telecomitalia.it
87.12.187.101	A	host101-187-static.12-87-b.business.telecomitalia.it
87.12.187.122	A	host122-187-static.12-87-b.business.telecomitalia.it
87.12.187.123	A	host123-187-static.12-87-b.business.telecomitalia.it
87.12.187.131	A+PTR	host131-187-static.12-87-b.business.telecomitalia.it
87.12.187.141	A	host141-187-static.12-87-b.business.telecomitalia.it
87.12.187.149	A	host149-187-static.12-87-b.business.telecomitalia.it
87.12.187.190	A	host190-187-static.12-87-b.business.telecomitalia.it
87.12.187.204	A	host204-187-static.12-87-b.business.telecomitalia.it
87.12.187.215	A	host215-187-static.12-87-b.business.telecomitalia.it
87.12.187.224	A+PTR	host224-187-static.12-87-b.business.telecomitalia.it
87.12.187.226	A+PTR	host226-187-static.12-87-b.business.telecomitalia.it
87.12.187.231	A	host231-187-static.12-87-b.business.telecomitalia.it
87.12.187.245	A	host245-187-static.12-87-b.business.telecomitalia.it
87.12.189.11	A	host11-189-static.12-87-b.business.telecomitalia.it
87.12.191.231	A	host231-191-static.12-87-b.business.telecomitalia.it