Robtex

Up: 80.20.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 80.20.160.0/20
Down right: 80.20.176.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.20.161.60	A	mail2.informasrl.it
80.20.161.97	PTR	host97-161-static.20-80-b.business.telecomitalia.it
80.20.163.32	A	host32-163-static.20-80-b.business.telecomitalia.it
80.20.163.52	A	host52-163-static.20-80-b.business.telecomitalia.it
80.20.163.52	A	agora.pitagoraspa.it
80.20.163.72	A	host72-163-static.20-80-b.business.telecomitalia.it
80.20.163.215	A	host215-163-static.20-80-b.business.telecomitalia.it
80.20.163.248	A	host248-163-static.20-80-b.business.telecomitalia.it
80.20.164.16	A	host16-164-static.20-80-b.business.telecomitalia.it
80.20.164.96	PTR	host96-164-static.20-80-b.business.telecomitalia.it
80.20.164.128	A	host128-164-static.20-80-b.business.telecomitalia.it
80.20.164.135	A	host135-164-static.20-80-b.business.telecomitalia.it
80.20.164.144	A	host144-164-static.20-80-b.business.telecomitalia.it
80.20.164.176	A	host176-164-static.20-80-b.business.telecomitalia.it
80.20.165.155	A	dns1.ecared.it
80.20.167.2	PTR	host2-167-static.20-80-b.business.telecomitalia.it
80.20.167.2	A	mail.phonika.it
80.20.167.2	A	mail.phonikasrl.it
80.20.167.228	A	mail.3elab.it
80.20.167.228	A	mail.elettricanovara.it
80.20.168.99	PTR	www.ltf-sas.com
80.20.168.99	A	lyonturin-ferroviaire.com
80.20.168.223	A	host223-168-static.20-80-b.business.telecomitalia.it
80.20.169.7	A	host7-169-static.20-80-b.business.telecomitalia.it
80.20.169.23	A	host23-169-static.20-80-b.business.telecomitalia.it
80.20.169.32	A+PTR	host32-169-static.20-80-b.business.telecomitalia.it
80.20.169.35	PTR	host35-169-static.20-80-b.business.telecomitalia.it
80.20.169.36	A	mail.promoturviaggi.com
80.20.169.36	A	mail.promoturviaggi.it
80.20.169.36	A	mail.solinos.it
80.20.169.71	A	host71-169-static.20-80-b.business.telecomitalia.it
80.20.169.79	A	host79-169-static.20-80-b.business.telecomitalia.it
80.20.169.88	A	host88-169-static.20-80-b.business.telecomitalia.it
80.20.172.96	A	host96-172-static.20-80-b.business.telecomitalia.it
80.20.172.112	A	host112-172-static.20-80-b.business.telecomitalia.it
80.20.172.143	A	host143-172-static.20-80-b.business.telecomitalia.it
80.20.172.216	A	host216-172-static.20-80-b.business.telecomitalia.it
80.20.172.224	A	host224-172-static.20-80-b.business.telecomitalia.it
80.20.173.1	A	host1-173-static.20-80-b.business.telecomitalia.it
80.20.173.3	A	host3-173-static.20-80-b.business.telecomitalia.it
80.20.173.9	A	host9-173-static.20-80-b.business.telecomitalia.it
80.20.173.11	A	host11-173-static.20-80-b.business.telecomitalia.it
80.20.173.34	A	host34-173-static.20-80-b.business.telecomitalia.it
80.20.173.46	A	host46-173-static.20-80-b.business.telecomitalia.it
80.20.173.47	A	host47-173-static.20-80-b.business.telecomitalia.it
80.20.173.51	A	host51-173-static.20-80-b.business.telecomitalia.it
80.20.173.64	A	host64-173-static.20-80-b.business.telecomitalia.it
80.20.173.69	A	host69-173-static.20-80-b.business.telecomitalia.it
80.20.173.78	A	host78-173-static.20-80-b.business.telecomitalia.it
80.20.173.79	A	host79-173-static.20-80-b.business.telecomitalia.it
80.20.173.101	A	host101-173-static.20-80-b.business.telecomitalia.it
80.20.173.104	A	host104-173-static.20-80-b.business.telecomitalia.it
80.20.173.116	A	host116-173-static.20-80-b.business.telecomitalia.it
80.20.173.119	A	host119-173-static.20-80-b.business.telecomitalia.it
80.20.173.131	A	host131-173-static.20-80-b.business.telecomitalia.it
80.20.173.134	A	host134-173-static.20-80-b.business.telecomitalia.it
80.20.173.140	A	host140-173-static.20-80-b.business.telecomitalia.it
80.20.173.145	A	host145-173-static.20-80-b.business.telecomitalia.it
80.20.173.160	A	host160-173-static.20-80-b.business.telecomitalia.it
80.20.173.164	A	host164-173-static.20-80-b.business.telecomitalia.it
80.20.173.166	A	host166-173-static.20-80-b.business.telecomitalia.it
80.20.173.170	A	host170-173-static.20-80-b.business.telecomitalia.it
80.20.173.199	A	host199-173-static.20-80-b.business.telecomitalia.it
80.20.173.201	A	host201-173-static.20-80-b.business.telecomitalia.it
80.20.173.207	A	host207-173-static.20-80-b.business.telecomitalia.it
80.20.173.209	A	host209-173-static.20-80-b.business.telecomitalia.it
80.20.173.238	A	host238-173-static.20-80-b.business.telecomitalia.it
80.20.173.242	A	host242-173-static.20-80-b.business.telecomitalia.it
80.20.173.248	A	host248-173-static.20-80-b.business.telecomitalia.it
80.20.174.151	A	host151-174-static.20-80-b.business.telecomitalia.it
80.20.174.251	A	host251-174-static.20-80-b.business.telecomitalia.it
80.20.176.52	A	laberrycomvalley.fr
80.20.178.16	A	r-bs35-vl14.opb.interbusiness.it
80.20.178.18	A	r-bs47-vl14.opb.interbusiness.it
80.20.178.19	A	r-bs48-vl14.opb.interbusiness.it
80.20.178.30	A	r-bs38-vl14.opb.interbusiness.it
80.20.178.131	PTR	r-bs025-2-vl19.opb.interbusiness.it
80.20.178.151	A	r-bs47-vl19.opb.interbusiness.it
80.20.178.155	A	cdn.interbusiness.it
80.20.178.254	A	c-bs17.opb.interbusiness.it
80.20.179.119	A	savagearms.net
80.20.184.242	A	domino.comune.gonzaga.mn.it
80.20.184.250	A	ns3.esselite.net
80.20.184.250	A	mx1.esselite-dns.net
80.20.184.251	A	mx2.esselite-dns.net
80.20.185.30	A	mediachat.it
80.20.185.30	A	www.mediachat.it
80.20.185.30	A	host30-185-static.20-80-b.business.telecomitalia.it
80.20.185.186	A	mail.atuttotondo.com
80.20.185.186	A	mail.cowandboys.com
80.20.185.244	A	mail.officedistribution.it
80.20.186.163	A+PTR	msproxy.mediosystem.it
80.20.187.21	A	mail.provincialecco.it
80.20.187.162	A	mail.kiltie.it
80.20.187.162	A	mail.webgm.it
80.20.187.162	A	mail.lauralindor.it
80.20.187.210	A	mail.oscarsrl.it
80.20.190.60	A	mx2.cremonaonline.com
80.20.190.212	A	remote.novater-med.com
80.20.190.226	A+PTR	mail.idras.com
80.20.190.226	A	mail.chiesa.it
80.20.190.226	A	mail.fisar.it
80.20.190.227	PTR	mail1.idras.com