Robtex

Up: 188.15.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 188.15.32.0/20
Down right: 188.15.48.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.15.32.81	A	mail2.informeticons.com
188.15.32.85	A	mail.polari.it
188.15.32.99	A	interstudio.tn.it
188.15.32.194	A+PTR	mailserver.smartsystem.it
188.15.32.194	A	zimbraserver.avlrent.com
188.15.32.194	A	zimbraserver.smartsystem.it
188.15.32.195	PTR	host195-32-static.15-188-b.business.telecomitalia.it
188.15.32.234	A	mail.commercialisti.mo.it
188.15.33.42	A+PTR	host42-33-static.15-188-b.business.telecomitalia.it
188.15.33.42	A	mail.globalsystemspa.com
188.15.34.161	A+PTR	host161-34-static.15-188-b.business.telecomitalia.it
188.15.34.161	A	server.schoelzhorn.com
188.15.35.21	A+PTR	host21-35-static.15-188-b.business.telecomitalia.it
188.15.35.94	A	gimac.eu
188.15.35.94	A	gimac.net
188.15.35.94	A	macgi.it
188.15.35.194	A+PTR	host194-35-static.15-188-b.business.telecomitalia.it
188.15.35.194	A	node1.ecit.it
188.15.41.13	A+PTR	host13-41-static.15-188-b.business.telecomitalia.it
188.15.42.178	PTR	host178-42-static.15-188-b.business.telecomitalia.it
188.15.42.178	A	mailsrv.pietrelli.com
188.15.43.157	PTR	host-188-15-43-157.business.telecomitalia.it
188.15.43.157	A	mail.laquerce.it
188.15.43.157	A	host157-43-static.15-188-b.business.telecomitalia.it
188.15.45.187	PTR	host187-45-static.15-188-b.business.telecomitalia.it
188.15.45.187	A	extranet.ideazienda.it
188.15.46.79	PTR	host-188-15-46-79.business.telecomitalia.it
188.15.46.79	A	host79-46-static.15-188-b.business.telecomitalia.it
188.15.49.101	PTR	host-188-15-49-101.business.telecomitalia.it
188.15.49.101	A	mail.asmv.it
188.15.53.34	A+PTR	host34-53-static.15-188-b.business.telecomitalia.it
188.15.53.34	A	mail.regia.it
188.15.56.200	A+PTR	posta.aucochem.it
188.15.57.77	A+PTR	host77-57-static.15-188-b.business.telecomitalia.it
188.15.58.77	A+PTR	host77-58-static.15-188-b.business.telecomitalia.it
188.15.61.5	A+PTR	host5-61-static.15-188-b.business.telecomitalia.it
188.15.61.5	A	smtp.studiorenzi.eu
188.15.61.27	A	mail.runservice.net
188.15.61.36	PTR	host36-61-static.15-188-b.business.telecomitalia.it
188.15.61.36	A	mail.studiocoppola.com
188.15.61.36	A	mail.studiocoppola.it
188.15.61.167	A+PTR	mail.scomed.it
188.15.61.167	A	scomed.it
188.15.61.237	A	mail.canariesinvestments.com
188.15.61.237	A	mail.soselettronica.it
188.15.61.237	A	mail.driveproductioncompany.com
188.15.62.49	A+PTR	host49-62-static.15-188-b.business.telecomitalia.it
188.15.62.49	A	aantservice.net
188.15.62.196	A	dncsrl.it
188.15.62.196	A	mx.dncsrl.it
188.15.62.254	A+PTR	host254-62-static.15-188-b.business.telecomitalia.it
188.15.62.254	A	studiopurini.it
188.15.63.45	A	avvfaustoscappini.it
188.15.63.45	A	mailserver.avvfaustoscappini.it
188.15.63.82	A	host82-63-static.15-188-b.business.telecomitalia.it