Robtex

Up: 217.19.146.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 217.19.146.0/25
Down right: 217.19.146.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.19.146.18	A+PTR	dns1.retelit.it
217.19.146.19	A+PTR	extranet.retelit.it
217.19.146.19	A	retelit.it
217.19.146.19	A	www.retelit.it
217.19.146.20	PTR	aae1.retelit.it
217.19.146.20	A	aae1.com
217.19.146.24	A+PTR	dns2.retelit.it
217.19.146.26	A+PTR	host-217-19-146-26.ip.retelit.it
217.19.146.26	A	news.retelit.it
217.19.146.39	A+PTR	coverage.beta.retelit.it
217.19.146.50	A+PTR	earth10.retelit.it
217.19.146.50	A+PTR	webmail.retelit.it
217.19.146.50	A	earth10.e-via.it
217.19.146.58	A	crm.retelit.it
217.19.146.100	A	mail2.elber.it
217.19.146.117	PTR	comune.cusano-milanino.it
217.19.146.117	A	www.comune.cusano-milanino.mi.it
217.19.146.117	A	comune.cusano-milanino.mi.it
217.19.146.148	A	www.caltanet.it
217.19.146.163	A	mail.euro-t.com
217.19.146.178	PTR	mailx.multitraccia.it
217.19.146.178	A	mail.cobat.it
217.19.146.178	A	energysystem.it
217.19.146.179	PTR	mail2.multitraccia.it
217.19.146.179	A	mail2.cobat.it
217.19.146.179	A	mail.pastoralegiovani.re.it
217.19.146.181	PTR	www.multitraccia.it.146.19.217.in-addr.arpa
217.19.146.181	A	multimaps.it
217.19.146.181	A	pastoralegiovani.re.it
217.19.146.183	PTR	db14.multitraccia.it.146.19.217.in-addr.arpa
217.19.146.183	A	www.multitraccia.it
217.19.146.190	PTR	mail2.multitraccia.it
217.19.146.190	PTR	mailx.multitraccia.it
217.19.146.199	A+PTR	host-217-19-146-199.ip.retelit.it
217.19.146.200	A+PTR	host-217-19-146-200.ip.retelit.it
217.19.146.252	A	hotelsciaonmartin.it
217.19.146.252	A	saporiti.it
217.19.146.252	A	comunediossona.it
217.19.146.253	PTR	netsrv01.netorange.it
217.19.146.253	A	accessoricampercdg.it
217.19.146.253	A	netorange.it
217.19.146.254	A+PTR	host-217-19-146-254.ip.retelit.it
217.19.146.254	A	trafileriacolombo.com
217.19.146.254	A	4mplants.com