Robtex

Up: 178.239.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 178.239.32.0/21
Down right: 178.239.40.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
178.239.32.0	PTR	ip-178-239-32-0.in-addr.ntrnet.it
178.239.32.2	PTR	ip-178-239-32-2.in-addr.ntrnet.it
178.239.32.15	A	ip-178-239-32-15.in-addr.ntrnet.it
178.239.32.34	PTR	ip-178-239-32-34.in-addr.ntrnet.it
178.239.32.34	A	mail.selleroyal.com
178.239.32.34	A	mail.technogel.it
178.239.32.51	PTR	ip-178-239-32-51.in-addr.ntrnet.it
178.239.32.51	A	mail.zamberlan.com
178.239.32.65	A+PTR	ip-178-239-32-65.in-addr.ntrnet.it
178.239.32.97	A+PTR	ip-178-239-32-97.in-addr.ntrnet.it
178.239.32.99	A	mail.comunellogroup.com
178.239.32.118	A	ip-178-239-32-118.in-addr.ntrnet.it
178.239.32.118	A	mail-mx.elettrotc.it
178.239.32.248	A	ip-178-239-32-248.in-addr.ntrnet.it
178.239.33.0	PTR	ip-178-239-33-0.in-addr.ntrnet.it
178.239.33.37	A	ip-178-239-33-37.in-addr.ntrnet.it
178.239.33.41	A	ip-178-239-33-41.in-addr.ntrnet.it
178.239.33.79	A	ip-178-239-33-79.in-addr.ntrnet.it
178.239.33.129	A+PTR	ip-178-239-33-129.in-addr.ntrnet.it
178.239.33.140	A	ip-178-239-33-140.in-addr.ntrnet.it
178.239.33.177	A+PTR	ip-178-239-33-177.in-addr.ntrnet.it
178.239.33.213	A	ip-178-239-33-213.in-addr.ntrnet.it
178.239.33.214	A	ip-178-239-33-214.in-addr.ntrnet.it
178.239.33.225	A	ip-178-239-33-225.in-addr.ntrnet.it
178.239.34.2	A	ip-178-239-34-2.in-addr.ntrnet.it
178.239.34.6	A	ip-178-239-34-6.in-addr.ntrnet.it
178.239.34.8	A	ip-178-239-34-8.in-addr.ntrnet.it
178.239.34.10	A	ip-178-239-34-10.in-addr.ntrnet.it
178.239.34.47	A	ip-178-239-34-47.in-addr.ntrnet.it
178.239.34.89	A	ip-178-239-34-89.in-addr.ntrnet.it
178.239.34.114	A	ip-178-239-34-114.in-addr.ntrnet.it
178.239.35.2	PTR	ip-178-239-35-2.in-addr.ntrnet.it
178.239.35.63	A	ip-178-239-35-63.in-addr.ntrnet.it
178.239.35.84	A	ip-178-239-35-84.in-addr.ntrnet.it
178.239.35.93	A	ip-178-239-35-93.in-addr.ntrnet.it
178.239.40.0	A+PTR	ip-178-239-40-0.in-addr.ntrnet.it
178.239.40.242	A+PTR	smtp.ferplast.com
178.239.40.242	A	ip-178-239-40-242.in-addr.ntrnet.it
178.239.40.243	A+PTR	smtp.ferpy.com
178.239.40.244	A	smtp.zoodom.com
178.239.41.130	A+PTR	ip-178-239-41-130.in-addr.ntrnet.it
178.239.41.147	A+PTR	ip-178-239-41-147.in-addr.ntrnet.it
178.239.41.147	A	dnswebcloud.com
178.239.41.196	A	mail1.edileuganea.it
178.239.43.34	A+PTR	ip-178-239-43-34.in-addr.ntrnet.it
178.239.43.49	PTR	ip-178-239-43-49.in-addr.ntrnet.it
178.239.43.62	A	ip-178-239-43-62.in-addr.ntrnet.it
178.239.43.73	A	ip-178-239-43-73.in-addr.ntrnet.it
178.239.43.82	A	ip-178-239-43-82.in-addr.ntrnet.it
178.239.43.138	A	ip-178-239-43-138.in-addr.ntrnet.it
178.239.43.208	PTR	ip-178-239-43-208.in-addr.ntrnet.it
178.239.43.226	A+PTR	ip-178-239-43-226.in-addr.ntrnet.it
178.239.43.226	A	mail.rezzadore.com
178.239.43.226	A	smtp.rezzadore.it
178.239.44.12	A	ip-178-239-44-12.in-addr.ntrnet.it
178.239.44.16	A	ip-178-239-44-16.in-addr.ntrnet.it
178.239.44.24	A	ip-178-239-44-24.in-addr.ntrnet.it