Robtex

Up: 46.255.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 46.255.80.0/23
Down right: 46.255.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
46.255.80.22	A+PTR	copernico.bo.it
46.255.80.22	A	mail.copernico.bo.it
46.255.80.28	PTR	lepida8028.lepida.it
46.255.80.58	PTR	lepida8058.lepida.it
46.255.80.67	PTR	lepida8067.lepida.it
46.255.80.117	PTR	lepida80117.lepida.it
46.255.80.117	A	icozzano.scuole.bo.it
46.255.80.125	PTR	lepida80125.lepida.it
46.255.80.131	PTR	lepida80131.lepida.it
46.255.80.155	PTR	lepida80155.lepida.it
46.255.80.156	PTR	lepida80156.lepida.it
46.255.80.162	PTR	lepida80162.lepida.it
46.255.80.163	PTR	lepida80163.lepida.it
46.255.80.180	PTR	lepida80180.lepida.it
46.255.80.180	A	www.iticopernico.it
46.255.81.10	A	ns1.ferrara.linux.it
46.255.81.10	A	guercino.ferrara.linux.it
46.255.81.10	A	ferrara.linux.it
46.255.81.14	A+PTR	gw.centec.it
46.255.81.14	A	mx.centec.it
46.255.82.6	A	domino1.comunalebologna.it
46.255.82.14	A	www.comunalebologna.it
46.255.82.34	A	mail.testoniragazzi.it
46.255.82.141	A	biglietteriateatroregioparma.it
46.255.82.141	A	biglietteriaaterballetto.com
46.255.82.141	A	www.biglietteriateatroregioparma.it
46.255.82.250	A	slavasnowshow.it
46.255.82.251	A	festivalmundus.it
46.255.82.254	A	www.teatroregioparma.org
46.255.83.133	A+PTR	www.istas.mo.it
46.255.83.133	A	istas.mo.it