Robtex

Up: 87.13.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 87.13.32.0/20
Down right: 87.13.48.0/20

IP	Type	Hostname
87.13.32.153	A	host153-32-dynamic.13-87-r.retail.telecomitalia.it
87.13.35.3	A+PTR	host3-35-dynamic.13-87-r.retail.telecomitalia.it
87.13.36.3	A+PTR	host3-36-dynamic.13-87-r.retail.telecomitalia.it
87.13.36.141	A	host141-36-dynamic.13-87-r.retail.telecomitalia.it
87.13.36.151	A	host151-36-dynamic.13-87-r.retail.telecomitalia.it
87.13.36.191	A	host191-36-dynamic.13-87-r.retail.telecomitalia.it
87.13.36.246	A	host246-36-dynamic.13-87-r.retail.telecomitalia.it
87.13.36.254	A	host254-36-dynamic.13-87-r.retail.telecomitalia.it
87.13.37.123	A	host123-37-dynamic.13-87-r.retail.telecomitalia.it
87.13.37.194	A+PTR	host194-37-dynamic.13-87-r.retail.telecomitalia.it
87.13.37.210	A	host210-37-dynamic.13-87-r.retail.telecomitalia.it
87.13.37.237	A	host237-37-dynamic.13-87-r.retail.telecomitalia.it
87.13.38.2	A	host2-38-dynamic.13-87-r.retail.telecomitalia.it
87.13.38.36	A	host36-38-dynamic.13-87-r.retail.telecomitalia.it
87.13.38.73	A	host73-38-dynamic.13-87-r.retail.telecomitalia.it
87.13.38.133	A	host133-38-dynamic.13-87-r.retail.telecomitalia.it
87.13.39.126	A	host126-39-dynamic.13-87-r.retail.telecomitalia.it
87.13.39.176	A	host176-39-dynamic.13-87-r.retail.telecomitalia.it
87.13.43.61	A	mail.affittacasamia.com
87.13.43.64	PTR	host64-43-dynamic.13-87-r.retail.telecomitalia.it
87.13.48.35	PTR	host35-48-dynamic.13-87-r.retail.telecomitalia.it
87.13.50.98	PTR	host98-50-dynamic.13-87-r.retail.telecomitalia.it
87.13.53.97	PTR	host97-53-dynamic.13-87-r.retail.telecomitalia.it
87.13.56.97	PTR	host97-56-dynamic.13-87-r.retail.telecomitalia.it
87.13.60.94	A	mail.affittacasamia.com
87.13.60.94	A	www.affittacasamia.com
87.13.60.94	A	mail.holidays-cervinia.com