Robtex

Up: 88.34.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 88.34.224.0/20
Down right: 88.34.240.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
88.34.224.1	A+PTR	host1-224-static.34-88-b.business.telecomitalia.it
88.34.224.1	A	simtaweb.it
88.34.224.1	A	simtaweb.com
88.34.224.85	PTR	host85-224-static.34-88-b.business.telecomitalia.it
88.34.224.85	A	mail.tspaolo.it
88.34.224.85	A	mx1.tspaolo.it
88.34.224.91	A+PTR	host91-224-static.34-88-b.business.telecomitalia.it
88.34.224.91	A	mail.gemel.it
88.34.227.72	A	host72-227-static.34-88-b.business.telecomitalia.it
88.34.227.79	A	host79-227-static.34-88-b.business.telecomitalia.it
88.34.227.127	A	host127-227-static.34-88-b.business.telecomitalia.it
88.34.227.239	A	host239-227-static.34-88-b.business.telecomitalia.it
88.34.228.31	A	host31-228-static.34-88-b.business.telecomitalia.it
88.34.228.32	A	host32-228-static.34-88-b.business.telecomitalia.it
88.34.228.40	A	host40-228-static.34-88-b.business.telecomitalia.it
88.34.228.120	A	host120-228-static.34-88-b.business.telecomitalia.it
88.34.228.128	PTR	host128-228-static.34-88-b.business.telecomitalia.it
88.34.228.143	A	host143-228-static.34-88-b.business.telecomitalia.it
88.34.228.215	A	host215-228-static.34-88-b.business.telecomitalia.it
88.34.229.96	A	host96-229-static.34-88-b.business.telecomitalia.it
88.34.230.183	A	host183-230-static.34-88-b.business.telecomitalia.it
88.34.231.7	A	host7-231-static.34-88-b.business.telecomitalia.it
88.34.231.24	A	host24-231-static.34-88-b.business.telecomitalia.it
88.34.231.40	A	host40-231-static.34-88-b.business.telecomitalia.it
88.34.231.160	A	host160-231-static.34-88-b.business.telecomitalia.it
88.34.231.175	A	host175-231-static.34-88-b.business.telecomitalia.it
88.34.232.15	A	host15-232-static.34-88-b.business.telecomitalia.it
88.34.232.80	A	host80-232-static.34-88-b.business.telecomitalia.it
88.34.232.144	A	host144-232-static.34-88-b.business.telecomitalia.it
88.34.232.208	A	host208-232-static.34-88-b.business.telecomitalia.it
88.34.234.95	A	host95-234-static.34-88-b.business.telecomitalia.it
88.34.234.102	A	www.jcbitalia.com
88.34.234.102	A	jcbitalia.com
88.34.234.102	A	jcbitalia.eu
88.34.234.128	A	host128-234-static.34-88-b.business.telecomitalia.it
88.34.234.232	A	host232-234-static.34-88-b.business.telecomitalia.it
88.34.235.10	A	mx01.groupiwc.com
88.34.235.10	A	mx-md.spmspa.it
88.34.235.24	A	host24-235-static.34-88-b.business.telecomitalia.it
88.34.235.80	A	host80-235-static.34-88-b.business.telecomitalia.it
88.34.235.120	A	host120-235-static.34-88-b.business.telecomitalia.it
88.34.235.128	A	host128-235-static.34-88-b.business.telecomitalia.it
88.34.235.198	A	mx1.nanogenad.net
88.34.235.205	A	mail.comune.assago.mi.it
88.34.235.224	A	host224-235-static.34-88-b.business.telecomitalia.it
88.34.235.225	A	host225-235-static.34-88-b.business.telecomitalia.it
88.34.236.15	A	host15-236-static.34-88-b.business.telecomitalia.it
88.34.236.24	A	host24-236-static.34-88-b.business.telecomitalia.it
88.34.236.33	PTR	host33-236-static.34-88-b.business.telecomitalia.it
88.34.236.33	A	mail.mzp.it
88.34.236.175	A	host175-236-static.34-88-b.business.telecomitalia.it
88.34.237.147	PTR	mail.omniatel.it
88.34.237.210	A	relay.milanlab.com
88.34.238.118	A	host118-238-static.34-88-b.business.telecomitalia.it
88.34.238.122	PTR	host122-238-static.34-88-b.business.telecomitalia.it
88.34.238.122	A	mx30.fraconti.it
88.34.238.180	PTR	host-88-34-238-180.business.telecomitalia.it
88.34.238.180	A	www.enaip.lombardia.it
88.34.238.180	A	elaborazione.net
88.34.238.182	PTR	mailserver.enaip.lombardia.it
88.34.238.182	A	mail.elaborazione.net
88.34.238.187	PTR	host187-238-static.34-88-b.business.telecomitalia.it
88.34.239.72	PTR	host72-239-static.34-88-b.business.telecomitalia.it
88.34.241.12	A	host12-241-static.34-88-b.business.telecomitalia.it
88.34.241.32	A+PTR	host32-241-static.34-88-b.business.telecomitalia.it
88.34.241.62	A	host62-241-static.34-88-b.business.telecomitalia.it
88.34.241.136	A	host136-241-static.34-88-b.business.telecomitalia.it
88.34.241.209	A	host209-241-static.34-88-b.business.telecomitalia.it
88.34.241.245	A	host245-241-static.34-88-b.business.telecomitalia.it
88.34.242.170	A+PTR	mail.guardastone.com
88.34.242.170	A+PTR	mail.mgmstone.com
88.34.242.170	A	mail.bsgraniti.it
88.34.242.234	A	mx1.tpesrl.com
88.34.242.234	A	webmail.tpesrl.com
88.34.242.248	A	host248-242-static.34-88-b.business.telecomitalia.it
88.34.243.65	PTR	host65-243-static.34-88-b.business.telecomitalia.it
88.34.243.98	A+PTR	host98-243-static.34-88-b.business.telecomitalia.it
88.34.243.100	A	host100-243-static.34-88-b.business.telecomitalia.it
88.34.243.100	A	mx10.stt-telefonia.it
88.34.243.100	A	mail.stt-telefonia.it
88.34.245.67	A+PTR	mail3.olmarandmirta.it
88.34.245.67	A	mail3.gentryportofino.it
88.34.246.82	PTR	host82-246-static.34-88-b.business.telecomitalia.it
88.34.246.99	A+PTR	host99-246-static.34-88-b.business.telecomitalia.it
88.34.247.31	PTR	host31-247-static.34-88-b.business.telecomitalia.it
88.34.248.151	A	mail.iod-carrefour.it
88.34.248.151	A	mail.syt.it
88.34.248.151	A	host151-248-static.34-88-b.business.telecomitalia.it
88.34.248.155	A	www.syt.it
88.34.249.168	PTR	host168-249-static.34-88-b.business.telecomitalia.it
88.34.249.178	A+PTR	host178-249-static.34-88-b.business.telecomitalia.it
88.34.249.218	A	posta.bsitalia.it
88.34.249.221	A	mail.bsitalia.it
88.34.251.166	A	host166-251-static.34-88-b.business.telecomitalia.it
88.34.252.130	A	internet.it-impresa.it
88.34.252.136	A+PTR	host136-252-static.34-88-b.business.telecomitalia.it
88.34.252.136	A	internet.policlinicodimonza.it
88.34.252.138	A+PTR	internet.policlinicodimonza.it
88.34.253.32	A+PTR	host32-253-static.34-88-b.business.telecomitalia.it
88.34.253.50	A	mail.studiomenel.it
88.34.253.119	A+PTR	host119-253-static.34-88-b.business.telecomitalia.it
88.34.253.163	A	host163-253-static.34-88-b.business.telecomitalia.it
88.34.254.105	A	mail.yamamay.it
88.34.254.105	A	mail.yamamay.com
88.34.255.130	PTR	host130-255-static.34-88-b.business.telecomitalia.it
88.34.255.130	A	www.perrucci.com
88.34.255.170	A+PTR	host170-255-static.34-88-b.business.telecomitalia.it
88.34.255.170	A	mx-88-34-255-170.artigiancredit.net
88.34.255.170	A	mail2.artigiancredit.net