Robtex

Up: 80.21.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 80.21.128.0/20
Down right: 80.21.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.21.130.26	A	host26-130-static.21-80-b.business.telecomitalia.it
80.21.130.41	A	mail.redactive.it
80.21.130.81	A	host81-130-static.21-80-b.business.telecomitalia.it
80.21.130.160	PTR	host-80-21-130-160.business.telecomitalia.it
80.21.130.162	A+PTR	host162-130-static.21-80-b.business.telecomitalia.it
80.21.130.197	A	host197-130-static.21-80-b.business.telecomitalia.it
80.21.130.226	A+PTR	host226-130-static.21-80-b.business.telecomitalia.it
80.21.139.42	A	mx.familiasrl.it
80.21.139.42	A	pfmail.familiasrl.it
80.21.139.42	A	pfmail.ondaservizi.it
80.21.139.66	A	mail.ima-mobili.it
80.21.139.66	A	host66-139-static.21-80-b.business.telecomitalia.it
80.21.139.75	A	host75-139-static.21-80-b.business.telecomitalia.it
80.21.139.139	A	mail.iresfvg.org
80.21.139.140	A	mail.iresfvg.org
80.21.139.140	A	www.iresfvg.org
80.21.139.140	A	iresfvg.org
80.21.139.187	A	mail2.alogistic.net
80.21.139.188	A	mail3.alogistic.net
80.21.139.198	A	pop.uniqa.it
80.21.139.205	A	host205-139-static.21-80-b.business.telecomitalia.it
80.21.139.205	A	postaforges.dyndns.org
80.21.139.205	A	mx1.forgesitaly.it
80.21.144.18	A	www.leofrance.it
80.21.144.18	A	firewall.leofrance.it
80.21.144.125	A	mail.centralcarta.it
80.21.145.86	A	mail2.busini.com
80.21.145.146	A	remote.eclatpreziosi.it
80.21.145.193	PTR	host193-145-static.21-80-b.business.telecomitalia.it
80.21.145.193	A	freebsd.cofinco.it
80.21.145.206	A	host206-145-static.21-80-b.business.telecomitalia.it
80.21.145.210	A	mail2.gbsitaly.it
80.21.145.210	A	mail.gbsitaly.it
80.21.147.7	A	host7-147-static.21-80-b.business.telecomitalia.it
80.21.147.39	A	host39-147-static.21-80-b.business.telecomitalia.it
80.21.147.85	A	host85-147-static.21-80-b.business.telecomitalia.it
80.21.147.96	PTR	host96-147-static.21-80-b.business.telecomitalia.it
80.21.147.120	A	host120-147-static.21-80-b.business.telecomitalia.it
80.21.147.144	A	host144-147-static.21-80-b.business.telecomitalia.it
80.21.147.160	A	host160-147-static.21-80-b.business.telecomitalia.it
80.21.147.168	A	host168-147-static.21-80-b.business.telecomitalia.it
80.21.147.183	A	host183-147-static.21-80-b.business.telecomitalia.it
80.21.147.191	A	host191-147-static.21-80-b.business.telecomitalia.it
80.21.147.216	A	host216-147-static.21-80-b.business.telecomitalia.it
80.21.147.243	A	mx1.florence-museum.com
80.21.147.243	A	mx2.rome-museum.com
80.21.147.243	A	mx1.hotelsflorence.net
80.21.148.121	A	adsl-05-02.comune.prato.it
80.21.148.122	A	adsl-05-03.comune.prato.it
80.21.148.123	A	adsl-05-04.comune.prato.it
80.21.148.124	A	adsl-05-05.comune.prato.it
80.21.148.128	A	host128-148-static.21-80-b.business.telecomitalia.it
80.21.148.250	A	www.ergopoli.it
80.21.149.24	A	host24-149-static.21-80-b.business.telecomitalia.it
80.21.149.32	A+PTR	host32-149-static.21-80-b.business.telecomitalia.it
80.21.149.40	A	host40-149-static.21-80-b.business.telecomitalia.it
80.21.149.110	A	host110-149-static.21-80-b.business.telecomitalia.it
80.21.149.168	A	host168-149-static.21-80-b.business.telecomitalia.it
80.21.149.200	A	host200-149-static.21-80-b.business.telecomitalia.it
80.21.149.239	A	host239-149-static.21-80-b.business.telecomitalia.it
80.21.150.39	A	host39-150-static.21-80-b.business.telecomitalia.it
80.21.150.47	A	host47-150-static.21-80-b.business.telecomitalia.it
80.21.150.48	A	host48-150-static.21-80-b.business.telecomitalia.it
80.21.150.82	A	host82-150-static.21-80-b.business.telecomitalia.it
80.21.150.144	A	host144-150-static.21-80-b.business.telecomitalia.it
80.21.150.168	A	host168-150-static.21-80-b.business.telecomitalia.it
80.21.150.240	A	host240-150-static.21-80-b.business.telecomitalia.it
80.21.150.241	A	mail.rossifoto.it
80.21.151.131	A	mail.pietrasantapharma.it
80.21.151.236	A	mail.pyrogiochi.com
80.21.151.244	A	ns.toscanaenergia.it
80.21.151.245	A	mx1.toscanaenergia.it
80.21.151.245	A	host245-151-static.21-80-b.business.telecomitalia.it
80.21.152.74	A	host74-152-static.21-80-b.business.telecomitalia.it
80.21.152.76	A	etgfirenzecloud.com
80.21.152.195	PTR	host195-152-static.21-80-b.business.telecomitalia.it
80.21.152.195	A	mailbcka.confindustriafirenze.it
80.21.152.218	A	mail2.misericordiadibadia.it
80.21.152.231	A	host231-152-static.21-80-b.business.telecomitalia.it
80.21.153.24	A	host24-153-static.21-80-b.business.telecomitalia.it
80.21.153.67	A	www.easysystem.it
80.21.153.67	A	www.impiantieservizi.it
80.21.154.36	A	host36-154-static.21-80-b.business.telecomitalia.it
80.21.154.98	A	www.progeco.net
80.21.154.101	A	mail.pes-srl.net
80.21.154.101	A	mail.progeco.net
80.21.154.104	A	mx1.pes-srl.net
80.21.156.55	A	host55-156-static.21-80-b.business.telecomitalia.it
80.21.156.110	A	www.centrolatticini.com
80.21.157.32	A+PTR	host32-157-static.21-80-b.business.telecomitalia.it
80.21.157.79	A	host79-157-static.21-80-b.business.telecomitalia.it
80.21.157.104	A	host104-157-static.21-80-b.business.telecomitalia.it
80.21.157.106	A	host106-157-static.21-80-b.business.telecomitalia.it
80.21.157.120	A	host120-157-static.21-80-b.business.telecomitalia.it
80.21.157.191	A	host191-157-static.21-80-b.business.telecomitalia.it
80.21.157.250	A	host250-157-static.21-80-b.business.telecomitalia.it
80.21.158.13	A	host13-158-static.21-80-b.business.telecomitalia.it
80.21.158.16	A	host16-158-static.21-80-b.business.telecomitalia.it
80.21.158.72	A	host72-158-static.21-80-b.business.telecomitalia.it
80.21.158.83	A	smtp2.cdcautokit.it
80.21.158.111	A	host111-158-static.21-80-b.business.telecomitalia.it
80.21.158.119	A	host119-158-static.21-80-b.business.telecomitalia.it
80.21.158.126	A	drp-mail.fendi.com
80.21.158.127	A	host127-158-static.21-80-b.business.telecomitalia.it
80.21.158.163	A+PTR	host163-158-static.21-80-b.business.telecomitalia.it
80.21.158.175	A	host175-158-static.21-80-b.business.telecomitalia.it
80.21.158.208	A	host208-158-static.21-80-b.business.telecomitalia.it
80.21.158.234	A	host234-158-static.21-80-b.business.telecomitalia.it
80.21.159.16	A	host16-159-static.21-80-b.business.telecomitalia.it
80.21.159.63	A	host63-159-static.21-80-b.business.telecomitalia.it
80.21.159.120	A	host120-159-static.21-80-b.business.telecomitalia.it