Robtex

Up: 80.18.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 80.18.0.0/20
Down right: 80.18.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.18.0.1	A+PTR	host1-0-static.18-80-b.business.telecomitalia.it
80.18.0.2	A+PTR	host2-0-static.18-80-b.business.telecomitalia.it
80.18.0.120	A	host120-0-static.18-80-b.business.telecomitalia.it
80.18.0.175	A	host175-0-static.18-80-b.business.telecomitalia.it
80.18.0.182	A	mbox2.patente.it
80.18.0.189	A	host189-0-static.18-80-b.business.telecomitalia.it
80.18.1.2	A+PTR	host2-1-static.18-80-b.business.telecomitalia.it
80.18.1.98	A+PTR	host98-1-static.18-80-b.business.telecomitalia.it
80.18.2.170	A	host170-2-static.18-80-b.business.telecomitalia.it
80.18.3.2	A	host2-3-static.18-80-b.business.telecomitalia.it
80.18.4.34	A	srvmail.tipolitografia.com
80.18.7.2	A	host2-7-static.18-80-b.business.telecomitalia.it
80.18.8.2	A	host2-8-static.18-80-b.business.telecomitalia.it
80.18.8.4	A+PTR	host4-8-static.18-80-b.business.telecomitalia.it
80.18.15.16	A	host16-15-static.18-80-b.business.telecomitalia.it
80.18.15.32	A	host32-15-static.18-80-b.business.telecomitalia.it
80.18.15.63	A	host63-15-static.18-80-b.business.telecomitalia.it
80.18.15.84	A	host84-15-static.18-80-b.business.telecomitalia.it
80.18.15.152	A	host152-15-static.18-80-b.business.telecomitalia.it
80.18.15.155	A	host155-15-static.18-80-b.business.telecomitalia.it
80.18.16.56	A	host56-16-static.18-80-b.business.telecomitalia.it
80.18.16.63	A	host63-16-static.18-80-b.business.telecomitalia.it
80.18.16.98	PTR	host98-16-static.18-80-b.business.telecomitalia.it
80.18.16.135	A	host135-16-static.18-80-b.business.telecomitalia.it
80.18.16.210	A	telecomfibra.mirageocchiali.com
80.18.16.215	A	host215-16-static.18-80-b.business.telecomitalia.it
80.18.16.224	A+PTR	host224-16-static.18-80-b.business.telecomitalia.it
80.18.17.8	A	host8-17-static.18-80-b.business.telecomitalia.it
80.18.17.96	A	host96-17-static.18-80-b.business.telecomitalia.it
80.18.17.100	A	mxas1.fordinterauto.it
80.18.17.135	A	host135-17-static.18-80-b.business.telecomitalia.it
80.18.17.144	A	host144-17-static.18-80-b.business.telecomitalia.it
80.18.17.171	A	host171-17-static.18-80-b.business.telecomitalia.it
80.18.17.176	A	host176-17-static.18-80-b.business.telecomitalia.it
80.18.17.186	A	host186-17-static.18-80-b.business.telecomitalia.it
80.18.17.186	A	mail.a-sevesospa.it
80.18.17.214	A	mail2.orlando-fornari.it
80.18.18.8	A	host8-18-static.18-80-b.business.telecomitalia.it
80.18.18.15	A	host15-18-static.18-80-b.business.telecomitalia.it
80.18.18.133	A	www.comune.cesano-boscone.mi.it
80.18.18.133	A	caesius.it
80.18.18.133	A	istitutoalessandrini.it
80.18.18.202	A	host202-18-static.18-80-b.business.telecomitalia.it
80.18.19.50	A	mx10.uniteksrl.com
80.18.19.70	A	office.webbdone.com
80.18.19.185	A	mail.prochile.it
80.18.19.208	A	host208-19-static.18-80-b.business.telecomitalia.it
80.18.19.234	A	mx.legalimc.it
80.18.20.5	A	host5-20-static.18-80-b.business.telecomitalia.it
80.18.20.5	A	mail.sices.it
80.18.20.68	A	host68-20-static.18-80-b.business.telecomitalia.it
80.18.20.176	A	host176-20-static.18-80-b.business.telecomitalia.it
80.18.20.196	A	host196-20-static.18-80-b.business.telecomitalia.it
80.18.21.72	A	host72-21-static.18-80-b.business.telecomitalia.it
80.18.21.118	A	host118-21-static.18-80-b.business.telecomitalia.it
80.18.21.180	A	host180-21-static.18-80-b.business.telecomitalia.it
80.18.21.180	A	mail.glanet.it
80.18.21.180	A	mx.glanet.it
80.18.22.101	A	webosa.hsacomo.org
80.18.22.101	A	host101-22-static.18-80-b.business.telecomitalia.it
80.18.23.83	A	mx.gazzatown.gazzetta.it
80.18.23.84	A	mail.juvestore.it
80.18.23.84	A	host84-23-static.18-80-b.business.telecomitalia.it
80.18.23.163	A	gholdingsrl.eu
80.18.23.163	A	smtp2.aulico.it
80.18.24.2	A	host2-24-static.18-80-b.business.telecomitalia.it
80.18.25.2	PTR	host2-25-static.18-80-b.business.telecomitalia.it
80.18.25.5	A	www.contifibre.net
80.18.25.5	A	contifibre.net
80.18.27.2	A	host2-27-static.18-80-b.business.telecomitalia.it
80.18.27.58	A	mail.serviziolettori.it
80.18.27.196	PTR	dtmsrl.it
80.18.27.254	A	mail.vitalispa.it
80.18.28.6	A	host6-28-static.18-80-b.business.telecomitalia.it
80.18.29.119	A	host119-29-static.18-80-b.business.telecomitalia.it
80.18.29.120	A	host120-29-static.18-80-b.business.telecomitalia.it
80.18.29.202	A	mail.comune.marianocomense.co.it
80.18.30.2	A	host2-30-static.18-80-b.business.telecomitalia.it
80.18.30.26	A	peroni-rs815rp.synology.me
80.18.30.26	A	www.peroni-rs815rp.synology.me
80.18.30.27	A	www.peroniruggero-rs409.synology.me
80.18.30.119	A	mail.gabbianospa.com
80.18.30.119	A	mail.tentations.it
80.18.30.119	A	mail1.gabbiano.es
80.18.31.226	PTR	host226-31-static.18-80-b.business.telecomitalia.it