Robtex

Up: 217.194.176.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 217.194.177.0/25
Down right: 217.194.177.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.194.177.13	A+PTR	host-217-194-177-13.sbs.redder.net
217.194.177.31	PTR	host-217-194-177-31.access.redder.net
217.194.177.32	PTR	host-217-194-177-32.access.redder.net
217.194.177.35	A+PTR	mail.fondazionecassamarca.it
217.194.177.35	A	fondazionecassamarca35.cust.skytek.org
217.194.177.35	A	mail.teatrispa.it
217.194.177.47	PTR	host-217-194-177-47.access.redder.net
217.194.177.48	PTR	host-217-194-177-48.access.redder.net
217.194.177.63	PTR	host-217-194-177-63.access.redder.net
217.194.177.64	PTR	host-217-194-177-64.access.redder.net
217.194.177.71	PTR	host-217-194-177-71.access.redder.net
217.194.177.72	PTR	host-217-194-177-72.access.redder.net
217.194.177.72	A	host-217-194-177-72.sbs.redder.net
217.194.177.79	PTR	host-217-194-177-79.access.redder.net
217.194.177.80	PTR	host-217-194-177-80.access.redder.net
217.194.177.87	PTR	host-217-194-177-87.access.redder.net
217.194.177.88	PTR	host-217-194-177-88.access.redder.net
217.194.177.95	PTR	host-217-194-177-95.access.redder.net
217.194.177.96	PTR	host-217-194-177-96.access.redder.net
217.194.177.98	A	mx1.ilnor.com
217.194.177.109	A	domlx01.ilnor.it
217.194.177.109	A	mx2.ilnor.com
217.194.177.109	A	mx2.ilnor.it
217.194.177.111	PTR	host-217-194-177-111.access.redder.net
217.194.177.112	PTR	host-217-194-177-112.access.redder.net
217.194.177.119	PTR	host-217-194-177-119.access.redder.net
217.194.177.120	PTR	host-217-194-177-120.access.redder.net
217.194.177.151	PTR	host-217-194-177-151.sbs.r255.it
217.194.177.152	PTR	host-217-194-177-152.sbs.r255.it
217.194.177.159	PTR	host-217-194-177-159.sbs.r255.it
217.194.177.160	PTR	host-217-194-177-160.sbs.r255.it
217.194.177.168	A	host-217-194-177-168.sbs.redder.net
217.194.177.176	A	host-217-194-177-176.sbs.redder.net
217.194.177.177	A	mail.stefani-online.it
217.194.177.193	PTR	host-217-194-177-193.sbs.r255.it
217.194.177.193	A	utm2.comastm.it
217.194.177.233	PTR	host-217-194-177-233.sbs.redder.net
217.194.177.233	A	execonline.it
217.194.177.233	A	gestori-rifiuti.it
217.194.177.239	PTR	host-217-194-177-239.sbs.r255.it
217.194.177.240	PTR	host-217-194-177-240.sbs.r255.it
217.194.177.247	A+PTR	host-217-194-177-247.sbs.r255.it
217.194.177.248	A+PTR	host-217-194-177-248.sbs.redder.net