Robtex

Up: 212.121.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 212.121.64.0/21
Down right: 212.121.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.121.64.1	A	zerodue.it
212.121.64.1	A	supertravel.it
212.121.64.2	A+PTR	wheelchair.ipnext.it
212.121.64.2	A	wheelchair.zero.it
212.121.64.129	PTR	ptero.ipnext.it
212.121.64.130	A+PTR	coldcut.ipnext.it
212.121.64.131	A	wf1.ipnext.it
212.121.64.133	A	wf3.ipnext.it
212.121.64.135	A	nemesi.ipnext.it
212.121.64.145	A+PTR	bikap.ipnext.it
212.121.64.231	A	kazuma.zero.it
212.121.64.243	PTR	actionweb.archidata.it
212.121.64.254	A	mercurio.stcom.com
212.121.65.97	A	mail.menoni.com
212.121.65.130	A+PTR	web130.ipnext.it
212.121.65.131	A+PTR	web131.ipnext.it
212.121.65.133	A	web133.ipnext.it
212.121.65.136	A	web136.ipnext.it
212.121.65.144	A	web144.ipnext.it
212.121.65.150	A	web150.ipnext.it
212.121.65.153	A	web153.ipnext.it
212.121.65.154	A	web154.ipnext.it
212.121.65.254	PTR	smtp.ipnext.it
212.121.66.162	A+PTR	fireball.dc-co.com
212.121.67.5	A+PTR	mercurio.ipnext.it
212.121.67.5	A	www.supertronic.it
212.121.67.6	A+PTR	vps-webmail.ipnext.it
212.121.67.6	A	my.ipnext.it
212.121.67.17	A+PTR	vps-demo.ipnext.it
212.121.67.18	A+PTR	ptero.ipnext.it
212.121.67.25	A+PTR	smtp1.ipnext.it
212.121.67.25	A	smtp.stcom.com
212.121.67.26	A	smtp.stcom.com
212.121.67.65	A+PTR	vps-clever5.ipnext.it
212.121.67.65	A	fisimpianti.com
212.121.67.65	A	ctusrl.it
212.121.67.67	PTR	vps-coop.ipnext.it
212.121.67.68	PTR	vps-marcialis.ipnext.it
212.121.67.80	A+PTR	vps-kronos.ipnext.it
212.121.67.83	A+PTR	vps-flows.ipnext.it
212.121.67.83	A	bookstreams.it
212.121.67.83	A	flows.it
212.121.67.85	PTR	vps-odiweb.ipnext.it
212.121.68.2	PTR	cm02.sth.it
212.121.68.42	A+PTR	ns1.sth.it
212.121.68.43	PTR	newsletter.sth.it
212.121.68.64	PTR	www.calciomercato.com
212.121.68.67	PTR	www-new.sth.it
212.121.68.67	A	moroso.co.in
212.121.68.130	PTR	news-ru.sth.it
212.121.68.132	A+PTR	www01.sth.it
212.121.68.132	A	www.federdocfvg.it
212.121.68.132	A	cl.sth.it
212.121.68.133	PTR	www02.sth.it
212.121.69.16	A+PTR	mx-1.bizinext.it
212.121.69.17	A+PTR	mx-2.bizinext.it
212.121.69.128	A+PTR	mail.bizinext.it
212.121.70.40	A+PTR	mx.infinito.it
212.121.70.41	A+PTR	mx2.infinito.it
212.121.70.48	A+PTR	smtp-1.infinito.ipnext.it
212.121.70.49	A+PTR	smtp-2.infinito.ipnext.it
212.121.70.238	A	webmail.infinito.it
212.121.70.248	A+PTR	smtp.infinito.it
212.121.70.248	A	mail.infinito.it
212.121.70.249	A	pop.infinito.it
212.121.70.249	A	pop3.infinito.it