Robtex

Up: 80.17.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 80.17.64.0/20
Down right: 80.17.80.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.17.65.185	A	host185-65-static.17-80-b.business.telecomitalia.it
80.17.68.98	A+PTR	host98-68-static.17-80-b.business.telecomitalia.it
80.17.70.66	A+PTR	host66-70-static.17-80-b.business.telecomitalia.it
80.17.70.80	A	host80-70-static.17-80-b.business.telecomitalia.it
80.17.70.123	A	host123-70-static.17-80-b.business.telecomitalia.it
80.17.70.127	A	host127-70-static.17-80-b.business.telecomitalia.it
80.17.70.137	A	host137-70-static.17-80-b.business.telecomitalia.it
80.17.70.147	A	host147-70-static.17-80-b.business.telecomitalia.it
80.17.70.206	A	host206-70-static.17-80-b.business.telecomitalia.it
80.17.70.209	A	host209-70-static.17-80-b.business.telecomitalia.it
80.17.70.250	A	host250-70-static.17-80-b.business.telecomitalia.it
80.17.72.4	A+PTR	host4-72-static.17-80-b.business.telecomitalia.it
80.17.72.12	A	host12-72-static.17-80-b.business.telecomitalia.it
80.17.72.14	A	host14-72-static.17-80-b.business.telecomitalia.it
80.17.72.20	A	host20-72-static.17-80-b.business.telecomitalia.it
80.17.72.35	A+PTR	host35-72-static.17-80-b.business.telecomitalia.it
80.17.72.37	A	host37-72-static.17-80-b.business.telecomitalia.it
80.17.72.39	A	host39-72-static.17-80-b.business.telecomitalia.it
80.17.72.48	A	host48-72-static.17-80-b.business.telecomitalia.it
80.17.72.69	A	host69-72-static.17-80-b.business.telecomitalia.it
80.17.72.70	A	host70-72-static.17-80-b.business.telecomitalia.it
80.17.72.76	A	host76-72-static.17-80-b.business.telecomitalia.it
80.17.72.80	A	host80-72-static.17-80-b.business.telecomitalia.it
80.17.72.96	A+PTR	host96-72-static.17-80-b.business.telecomitalia.it
80.17.72.98	A+PTR	host98-72-static.17-80-b.business.telecomitalia.it
80.17.72.100	A	host100-72-static.17-80-b.business.telecomitalia.it
80.17.72.106	A	host106-72-static.17-80-b.business.telecomitalia.it
80.17.72.136	A	host136-72-static.17-80-b.business.telecomitalia.it
80.17.72.140	A	host140-72-static.17-80-b.business.telecomitalia.it
80.17.72.141	A	host141-72-static.17-80-b.business.telecomitalia.it
80.17.72.143	A	host143-72-static.17-80-b.business.telecomitalia.it
80.17.72.164	A	host164-72-static.17-80-b.business.telecomitalia.it
80.17.72.167	A	host167-72-static.17-80-b.business.telecomitalia.it
80.17.72.173	A	host173-72-static.17-80-b.business.telecomitalia.it
80.17.72.174	A	host174-72-static.17-80-b.business.telecomitalia.it
80.17.72.192	A+PTR	host192-72-static.17-80-b.business.telecomitalia.it
80.17.72.198	A	host198-72-static.17-80-b.business.telecomitalia.it
80.17.72.200	A	host200-72-static.17-80-b.business.telecomitalia.it
80.17.72.202	A	host202-72-static.17-80-b.business.telecomitalia.it
80.17.72.224	A+PTR	host224-72-static.17-80-b.business.telecomitalia.it
80.17.72.226	A+PTR	host226-72-static.17-80-b.business.telecomitalia.it
80.17.72.228	A	host228-72-static.17-80-b.business.telecomitalia.it
80.17.72.230	A	host230-72-static.17-80-b.business.telecomitalia.it
80.17.80.178	A	mail.technogym.de
80.17.80.178	A	mail.technogym.it
80.17.80.178	A	mail.wellnessinstitute.it
80.17.81.92	A	smtp.blondi.it
80.17.82.219	A	mail3.frontline.it
80.17.83.8	A	host8-83-static.17-80-b.business.telecomitalia.it
80.17.85.90	A	host90-85-static.17-80-b.business.telecomitalia.it
80.17.85.125	A	host125-85-static.17-80-b.business.telecomitalia.it
80.17.86.164	A	host164-86-static.17-80-b.business.telecomitalia.it
80.17.87.3	PTR	host3-87-static.17-80-b.business.telecomitalia.it
80.17.87.228	A	mail.glfturbine.com
80.17.87.228	A	mail.gie.it
80.17.88.70	A	mail.giesse.com
80.17.88.91	A	host91-88-static.17-80-b.business.telecomitalia.it
80.17.89.42	A	mail.benelli.it
80.17.89.42	A	mail.montefeltro.it
80.17.89.43	A	smtp.benelli.it
80.17.89.67	PTR	mail.emak.it
80.17.89.123	A	mail2.madilosrl.com
80.17.89.123	A	mail2.maconsrl.com
80.17.89.123	A	mail2.martinidumas.com
80.17.89.154	A	host154-89-static.17-80-b.business.telecomitalia.it
80.17.89.154	A	smtp2.cgmspa.it
80.17.91.90	A	host90-91-static.17-80-b.business.telecomitalia.it
80.17.91.122	A	host122-91-static.17-80-b.business.telecomitalia.it
80.17.92.19	A	www.sixtau.com
80.17.93.219	A	mail.santamariamaddalena.it
80.17.93.233	A	host233-93-static.17-80-b.business.telecomitalia.it
80.17.94.2	A+PTR	host2-94-static.17-80-b.business.telecomitalia.it
80.17.94.75	A	host75-94-static.17-80-b.business.telecomitalia.it
80.17.94.75	A	webmail.alas-segmenti.it
80.17.94.195	A+PTR	mail.acetum.it
80.17.94.240	A	host240-94-static.17-80-b.business.telecomitalia.it
80.17.94.243	A	mail2.metropolis-ivas.com
80.17.95.40	A	host40-95-static.17-80-b.business.telecomitalia.it
80.17.95.64	A	host64-95-static.17-80-b.business.telecomitalia.it
80.17.95.155	A	fondazione-toscanini.eu
80.17.95.155	A	host155-95-static.17-80-b.business.telecomitalia.it
80.17.95.211	A	host211-95-static.17-80-b.business.telecomitalia.it
80.17.95.211	A	mail.divisionenergy.it
80.17.95.211	A	*.misritc.com