Robtex

Up: 83.147.96.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 83.147.96.0/21
Down right: 83.147.104.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.147.97.27	PTR	mail.gabrypacking.com
83.147.97.27	A	mail.gabrypacking.it
83.147.97.27	A	mx1.gabryastucci.it
83.147.98.5	PTR	smtp2.ucodep.org
83.147.98.6	A	mail.oxfam.it
83.147.98.6	A	smtp.ucodep.org
83.147.98.6	A	smtp.oxfamitalia.org
83.147.98.62	A+PTR	posta.tamfin.it
83.147.98.83	PTR	brtlw2k8mail.bertolottispa.it
83.147.98.83	A+PTR	mail.bertolottispa.it
83.147.98.83	A	mail.bertolottispa.com
83.147.98.85	A+PTR	smtp.bertolottispa.it
83.147.98.122	A+PTR	vm-mail-smtpout02.gruppoterra.it
83.147.98.124	A+PTR	vm-mail-smtpout03.gruppoterra.it
83.147.98.195	A+PTR	mail.arezzofiere.it
83.147.98.195	A	progestisrl.it
83.147.98.195	A	cpsarezzo.it
83.147.99.204	PTR	frames.dk
83.147.99.204	PTR	twig-alphacom.dk
83.147.99.204	PTR	twig-it.dk
83.147.99.251	PTR	mail.comune.pian-di-sco.ar.it
83.147.99.252	A	webmail.comune.pian-di-sco.ar.it
83.147.99.253	A+PTR	mail.comune.castelfranco-piandisco.ar.it
83.147.99.253	A	mail.castelfrancopiandisco.it
83.147.99.253	A	mail.comune.castelfranco-di-sopra.ar.it
83.147.100.2	PTR	mail.seco.it
83.147.100.2	A	mail.psmgaming.com
83.147.100.2	A	mx1.seco.it
83.147.101.2	A	iris-network.it
83.147.101.26	A	mx.numerounosrl.it
83.147.101.34	A	adsl2.okinawa.it
83.147.101.34	A	mail2.okinawa.it
83.147.101.67	PTR	mail2.provincia.arezzo.it
83.147.101.131	A+PTR	mail1.initzero.it
83.147.101.131	A	www.initzero.it
83.147.101.131	A	www1.initzero.it
83.147.101.147	A+PTR	mail1.artearezzo.it
83.147.101.147	A	artearezzo.it
83.147.101.147	A	www.artearezzo.it
83.147.102.2	A	mail2.exagroup.net
83.147.102.2	A	mail2.exagroup.it
83.147.102.66	A+PTR	fwx.ntc.it
83.147.102.66	A	backup.ntc.it
83.147.102.67	A+PTR	olo2olo.ntc.it
83.147.102.67	A	dns.ntc.it
83.147.102.68	PTR	sita.ntc.it
83.147.102.211	A	s-mail.sepenergia.it
83.147.102.243	A	smtp.mavi-informatica.it
83.147.104.123	PTR	104.123.static.b.gruppoterra.it
83.147.104.123	A	104.123.dyn.b2.gruppoterra.it
83.147.104.168	PTR	104.168.static.b.gruppoterra.it
83.147.104.168	A	104.168.dyn.b2.gruppoterra.it
83.147.104.191	PTR	104.191.dyn.b2.gruppoterra.it
83.147.106.53	A+PTR	106.053.dyn.b2.gruppoterra.it
83.147.106.53	A	mx1.pezzani.eu
83.147.106.53	A	speedyitalia.com
83.147.106.71	A+PTR	106.071.dyn.b2.gruppoterra.it
83.147.106.71	A	backup.numerounosrl.it
83.147.106.79	A+PTR	106.079.dyn.b2.gruppoterra.it
83.147.106.79	A	kinson.dyndns.org
83.147.106.184	A+PTR	106.184.dyn.b2.gruppoterra.it
83.147.107.63	A+PTR	107.063.static.b.gruppoterra.it
83.147.107.63	A	server.framacomputer.com
83.147.107.63	A	mx1.framanet.it
83.147.107.70	A	mail.digistore.it
83.147.107.179	A+PTR	107.179.static.b.gruppoterra.it
83.147.107.179	A	mail.daniel-livi.net
83.147.108.129	A+PTR	108.129.dyn.b2.gruppoterra.it
83.147.109.130	A+PTR	smtp.farma.it