Robtex

Up: 80.17.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 80.17.0.0/20
Down right: 80.17.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.17.1.2	A	host2-1-static.17-80-b.business.telecomitalia.it
80.17.2.149	A	occ-1-2528-2582.1.nflxso.net
80.17.2.149	A	occ-2-2528-2582.1.nflxso.net
80.17.2.149	A	occ-0-2528-2581.1.nflxso.net
80.17.2.151	A	occ-1-2528-2582.1.nflxso.net
80.17.2.151	A	occ-2-2528-2582.1.nflxso.net
80.17.2.151	A	occ-0-2528-2581.1.nflxso.net
80.17.2.153	A	occ-1-2528-2582.1.nflxso.net
80.17.2.153	A	occ-2-2528-2582.1.nflxso.net
80.17.2.153	A	occ-0-2528-2581.1.nflxso.net
80.17.2.155	A	occ-1-2528-2582.1.nflxso.net
80.17.2.155	A	occ-2-2528-2582.1.nflxso.net
80.17.2.155	A	occ-0-2528-2581.1.nflxso.net
80.17.2.193	PTR	host-80-17-2-193.business.telecomitalia.it
80.17.2.194	A+PTR	host194-2-static.17-80-b.business.telecomitalia.it
80.17.2.202	A	host202-2-static.17-80-b.business.telecomitalia.it
80.17.2.206	A	host206-2-static.17-80-b.business.telecomitalia.it
80.17.2.210	A	host210-2-static.17-80-b.business.telecomitalia.it
80.17.2.226	PTR	host226-2-static.17-80-b.business.telecomitalia.it
80.17.3.234	A	host234-3-static.17-80-b.business.telecomitalia.it
80.17.4.2	A+PTR	host2-4-static.17-80-b.business.telecomitalia.it
80.17.4.4	PTR	host-80-17-4-4.business.telecomitalia.it
80.17.4.4	A	host4-4-static.17-80-b.business.telecomitalia.it
80.17.4.8	A	host8-4-static.17-80-b.business.telecomitalia.it
80.17.4.13	A	host13-4-static.17-80-b.business.telecomitalia.it
80.17.4.38	A	host38-4-static.17-80-b.business.telecomitalia.it
80.17.4.47	A	host47-4-static.17-80-b.business.telecomitalia.it
80.17.4.59	A	host59-4-static.17-80-b.business.telecomitalia.it
80.17.4.65	A+PTR	host65-4-static.17-80-b.business.telecomitalia.it
80.17.4.69	A	host69-4-static.17-80-b.business.telecomitalia.it
80.17.4.71	A	host71-4-static.17-80-b.business.telecomitalia.it
80.17.4.76	A	host76-4-static.17-80-b.business.telecomitalia.it
80.17.4.97	A+PTR	host97-4-static.17-80-b.business.telecomitalia.it
80.17.4.98	PTR	host98-4-static.17-80-b.business.telecomitalia.it
80.17.4.98	A	smtp.ramponisas.com
80.17.4.105	A	host105-4-static.17-80-b.business.telecomitalia.it
80.17.4.107	A	mx02.carlocolombo.eu
80.17.4.129	A+PTR	host129-4-static.17-80-b.business.telecomitalia.it
80.17.4.130	A+PTR	host130-4-static.17-80-b.business.telecomitalia.it
80.17.4.143	A	host143-4-static.17-80-b.business.telecomitalia.it
80.17.4.150	A	host150-4-static.17-80-b.business.telecomitalia.it
80.17.4.168	A	host168-4-static.17-80-b.business.telecomitalia.it
80.17.4.169	A	host169-4-static.17-80-b.business.telecomitalia.it
80.17.4.170	A	host170-4-static.17-80-b.business.telecomitalia.it
80.17.4.173	A	host173-4-static.17-80-b.business.telecomitalia.it
80.17.4.203	A	host203-4-static.17-80-b.business.telecomitalia.it
80.17.4.205	A	host205-4-static.17-80-b.business.telecomitalia.it
80.17.4.206	A	host206-4-static.17-80-b.business.telecomitalia.it
80.17.4.216	A	host216-4-static.17-80-b.business.telecomitalia.it
80.17.4.224	PTR	host-80-17-4-224.business.telecomitalia.it
80.17.4.224	A	host224-4-static.17-80-b.business.telecomitalia.it
80.17.4.228	A	host228-4-static.17-80-b.business.telecomitalia.it
80.17.4.230	A	host230-4-static.17-80-b.business.telecomitalia.it
80.17.4.232	A	host232-4-static.17-80-b.business.telecomitalia.it
80.17.6.2	A	host2-6-static.17-80-b.business.telecomitalia.it
80.17.11.209	A	host209-11-static.17-80-b.business.telecomitalia.it
80.17.12.192	A	host192-12-static.17-80-b.business.telecomitalia.it
80.17.13.12	A	host12-13-static.17-80-b.business.telecomitalia.it
80.17.13.16	A	host16-13-static.17-80-b.business.telecomitalia.it
80.17.13.179	A	host179-13-static.17-80-b.business.telecomitalia.it
80.17.13.215	A	host215-13-static.17-80-b.business.telecomitalia.it
80.17.13.240	A	host240-13-static.17-80-b.business.telecomitalia.it
80.17.13.247	A	host247-13-static.17-80-b.business.telecomitalia.it
80.17.14.5	A	host5-14-static.17-80-b.business.telecomitalia.it
80.17.14.6	A	host6-14-static.17-80-b.business.telecomitalia.it
80.17.14.13	A	host13-14-static.17-80-b.business.telecomitalia.it
80.17.14.19	A	host19-14-static.17-80-b.business.telecomitalia.it
80.17.14.32	A+PTR	host32-14-static.17-80-b.business.telecomitalia.it
80.17.14.35	A+PTR	host35-14-static.17-80-b.business.telecomitalia.it
80.17.14.49	A	host49-14-static.17-80-b.business.telecomitalia.it
80.17.14.62	A	host62-14-static.17-80-b.business.telecomitalia.it
80.17.14.65	A+PTR	host65-14-static.17-80-b.business.telecomitalia.it
80.17.14.71	A	host71-14-static.17-80-b.business.telecomitalia.it
80.17.14.79	A	host79-14-static.17-80-b.business.telecomitalia.it
80.17.14.81	A	host81-14-static.17-80-b.business.telecomitalia.it
80.17.14.96	A+PTR	host96-14-static.17-80-b.business.telecomitalia.it
80.17.14.99	A+PTR	host99-14-static.17-80-b.business.telecomitalia.it
80.17.14.106	A	host106-14-static.17-80-b.business.telecomitalia.it
80.17.14.107	A	host107-14-static.17-80-b.business.telecomitalia.it
80.17.14.131	A+PTR	host131-14-static.17-80-b.business.telecomitalia.it
80.17.14.136	A	host136-14-static.17-80-b.business.telecomitalia.it
80.17.14.143	A	host143-14-static.17-80-b.business.telecomitalia.it
80.17.14.144	A	host144-14-static.17-80-b.business.telecomitalia.it
80.17.14.181	A	host181-14-static.17-80-b.business.telecomitalia.it
80.17.14.193	A+PTR	host193-14-static.17-80-b.business.telecomitalia.it
80.17.14.200	A	host200-14-static.17-80-b.business.telecomitalia.it
80.17.14.207	A	host207-14-static.17-80-b.business.telecomitalia.it
80.17.14.208	A	host208-14-static.17-80-b.business.telecomitalia.it
80.17.14.239	A	host239-14-static.17-80-b.business.telecomitalia.it
80.17.14.242	A	host242-14-static.17-80-b.business.telecomitalia.it
80.17.14.244	A	host244-14-static.17-80-b.business.telecomitalia.it
80.17.14.246	A	host246-14-static.17-80-b.business.telecomitalia.it
80.17.15.240	A	host240-15-static.17-80-b.business.telecomitalia.it
80.17.16.30	A	host30-16-static.17-80-b.business.telecomitalia.it
80.17.16.32	A	host32-16-static.17-80-b.business.telecomitalia.it
80.17.16.44	A	host44-16-static.17-80-b.business.telecomitalia.it
80.17.16.74	A	host74-16-static.17-80-b.business.telecomitalia.it
80.17.16.196	A	mx1.gefx.it
80.17.16.198	A	host198-16-static.17-80-b.business.telecomitalia.it
80.17.17.59	A	host59-17-static.17-80-b.business.telecomitalia.it
80.17.17.157	A	host157-17-static.17-80-b.business.telecomitalia.it
80.17.17.157	A	dns03.alternet.it
80.17.17.248	A	host248-17-static.17-80-b.business.telecomitalia.it
80.17.18.2	A	host2-18-static.17-80-b.business.telecomitalia.it
80.17.18.11	A	host11-18-static.17-80-b.business.telecomitalia.it
80.17.18.48	A	host48-18-static.17-80-b.business.telecomitalia.it
80.17.18.207	A	host207-18-static.17-80-b.business.telecomitalia.it
80.17.18.208	A	host208-18-static.17-80-b.business.telecomitalia.it
80.17.18.215	A	host215-18-static.17-80-b.business.telecomitalia.it
80.17.19.200	A	host200-19-static.17-80-b.business.telecomitalia.it
80.17.20.6	A	host6-20-static.17-80-b.business.telecomitalia.it
80.17.20.13	A	host13-20-static.17-80-b.business.telecomitalia.it
80.17.20.17	A	host17-20-static.17-80-b.business.telecomitalia.it
80.17.20.18	A	host18-20-static.17-80-b.business.telecomitalia.it
80.17.20.32	A+PTR	host32-20-static.17-80-b.business.telecomitalia.it
80.17.20.36	A	host36-20-static.17-80-b.business.telecomitalia.it
80.17.20.43	A	host43-20-static.17-80-b.business.telecomitalia.it
80.17.20.47	A	host47-20-static.17-80-b.business.telecomitalia.it
80.17.20.64	A+PTR	host64-20-static.17-80-b.business.telecomitalia.it
80.17.20.69	A	host69-20-static.17-80-b.business.telecomitalia.it
80.17.20.71	A	host71-20-static.17-80-b.business.telecomitalia.it
80.17.20.77	A	host77-20-static.17-80-b.business.telecomitalia.it
80.17.20.97	A+PTR	host97-20-static.17-80-b.business.telecomitalia.it
80.17.20.104	A	host104-20-static.17-80-b.business.telecomitalia.it
80.17.20.105	A	host105-20-static.17-80-b.business.telecomitalia.it
80.17.20.106	A	host106-20-static.17-80-b.business.telecomitalia.it
80.17.20.129	A+PTR	host129-20-static.17-80-b.business.telecomitalia.it
80.17.20.133	A	host133-20-static.17-80-b.business.telecomitalia.it
80.17.20.134	A	host134-20-static.17-80-b.business.telecomitalia.it
80.17.20.153	A	host153-20-static.17-80-b.business.telecomitalia.it
80.17.20.162	A+PTR	host162-20-static.17-80-b.business.telecomitalia.it
80.17.20.164	A	host164-20-static.17-80-b.business.telecomitalia.it
80.17.20.165	A	host165-20-static.17-80-b.business.telecomitalia.it
80.17.20.169	A	host169-20-static.17-80-b.business.telecomitalia.it
80.17.20.194	A+PTR	host194-20-static.17-80-b.business.telecomitalia.it
80.17.20.196	A	host196-20-static.17-80-b.business.telecomitalia.it
80.17.20.204	A	host204-20-static.17-80-b.business.telecomitalia.it
80.17.20.214	A	host214-20-static.17-80-b.business.telecomitalia.it
80.17.20.224	A+PTR	host224-20-static.17-80-b.business.telecomitalia.it
80.17.20.237	A	host237-20-static.17-80-b.business.telecomitalia.it
80.17.20.245	A	host245-20-static.17-80-b.business.telecomitalia.it
80.17.20.246	A	host246-20-static.17-80-b.business.telecomitalia.it
80.17.21.150	A	mail.intesacassedelcentro.it
80.17.21.151	A	mailon.intesacassedelcentro.it
80.17.23.2	PTR	host2-23-static.17-80-b.business.telecomitalia.it
80.17.24.146	A	mx.adottaunpastore.com
80.17.24.146	A	mx.ollsys.net
80.17.24.146	A	mx.ollsys.com
80.17.24.167	A	modbuild.co
80.17.24.167	A	mail.fibernetwork.cloud
80.17.27.2	A	host2-27-static.17-80-b.business.telecomitalia.it
80.17.29.2	A	host2-29-static.17-80-b.business.telecomitalia.it
80.17.31.39	A	host39-31-static.17-80-b.business.telecomitalia.it
80.17.31.133	A	tech-protection.it
80.17.31.133	A	assicurazione-viaggio.axa-assistance.it
80.17.31.133	A	www.tech-protection.it
80.17.31.186	A	mail.fonservizi.com
80.17.31.243	A	host243-31-static.17-80-b.business.telecomitalia.it