Robtex

Up: 5.98.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 5.98.128.0/20
Down right: 5.98.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.98.129.82	A	host82-129-static.98-5-b.business.telecomitalia.it
5.98.129.219	A	mx-1.itla.it
5.98.129.219	A	host219-129-static.98-5-b.business.telecomitalia.it
5.98.129.243	A	mail4.etruria-sma.it
5.98.129.244	A	mail5.etruria-sma.it
5.98.129.247	A	mail.etruria-simply.it
5.98.129.247	A	domsi01.etruria-sma.it
5.98.130.29	A	host29-130-static.98-5-b.business.telecomitalia.it
5.98.130.31	A	host31-130-static.98-5-b.business.telecomitalia.it
5.98.130.75	A	host75-130-static.98-5-b.business.telecomitalia.it
5.98.130.91	A	host91-130-static.98-5-b.business.telecomitalia.it
5.98.130.108	A	host108-130-static.98-5-b.business.telecomitalia.it
5.98.130.113	A	host113-130-static.98-5-b.business.telecomitalia.it
5.98.130.114	A	host114-130-static.98-5-b.business.telecomitalia.it
5.98.130.130	A+PTR	host130-130-static.98-5-b.business.telecomitalia.it
5.98.130.148	A	host148-130-static.98-5-b.business.telecomitalia.it
5.98.130.182	A	host182-130-static.98-5-b.business.telecomitalia.it
5.98.130.191	A	host191-130-static.98-5-b.business.telecomitalia.it
5.98.130.211	A	host211-130-static.98-5-b.business.telecomitalia.it
5.98.132.19	A	mail1.exagroup.net
5.98.132.19	A	mail1.exagroup.it
5.98.132.58	A	posta.borri.it
5.98.132.60	A	host60-132-static.98-5-b.business.telecomitalia.it
5.98.133.98	A	mail.mirofinanziamenti.com
5.98.133.98	A	mail.mirofinanziamenti.it
5.98.134.46	A	mail.fop-luciano.it
5.98.134.210	A	mail.calvanifirenze.it
5.98.136.174	A	host174-136-static.98-5-b.business.telecomitalia.it
5.98.137.69	A	www.gmed.it
5.98.137.69	A	kriptonweb.com
5.98.137.69	A	asterisk.gmed.it
5.98.137.130	A	host.alchimia.it
5.98.137.178	A	mail.piacenti.com
5.98.138.163	PTR	host163-138-static.98-5-b.business.telecomitalia.it
5.98.138.167	A	guelfi.com
5.98.140.32	A+PTR	host32-140-static.98-5-b.business.telecomitalia.it
5.98.140.96	PTR	host96-140-static.98-5-b.business.telecomitalia.it
5.98.142.242	A	host242-142-static.98-5-b.business.telecomitalia.it
5.98.143.42	A	mail.florever.it
5.98.143.131	A	server.opapisa.it
5.98.143.131	A	server-v2.opapisa.it
5.98.143.131	A	leaningtower.net
5.98.143.134	A	server.opapisa.it
5.98.143.210	A	mail.beb-motori.it
5.98.144.131	A	mail.cmcspa.com
5.98.145.226	A	mail.bibliotecacollodiana.it
5.98.146.42	A	mail.chorusimpianti.com
5.98.147.57	A	host57-147-static.98-5-b.business.telecomitalia.it
5.98.147.66	A	mail.artemidesrl.com
5.98.147.66	A	mail.ilfsrl.it
5.98.147.162	A+PTR	host162-147-static.98-5-b.business.telecomitalia.it
5.98.147.175	A	host175-147-static.98-5-b.business.telecomitalia.it
5.98.148.7	A	host7-148-static.98-5-b.business.telecomitalia.it
5.98.148.11	A	host11-148-static.98-5-b.business.telecomitalia.it
5.98.148.29	A	host29-148-static.98-5-b.business.telecomitalia.it
5.98.148.43	A	host43-148-static.98-5-b.business.telecomitalia.it
5.98.148.47	A	host47-148-static.98-5-b.business.telecomitalia.it
5.98.148.63	A	host63-148-static.98-5-b.business.telecomitalia.it
5.98.148.65	PTR	host65-148-static.98-5-b.business.telecomitalia.it
5.98.148.92	A	host92-148-static.98-5-b.business.telecomitalia.it
5.98.148.95	A	host95-148-static.98-5-b.business.telecomitalia.it
5.98.148.143	A	host143-148-static.98-5-b.business.telecomitalia.it
5.98.148.158	A	host158-148-static.98-5-b.business.telecomitalia.it
5.98.148.200	A	host200-148-static.98-5-b.business.telecomitalia.it
5.98.148.206	A	host206-148-static.98-5-b.business.telecomitalia.it
5.98.148.226	A+PTR	ipsiena.tiemmespa.it
5.98.148.226	A	host226-148-static.98-5-b.business.telecomitalia.it
5.98.148.229	A	host229-148-static.98-5-b.business.telecomitalia.it
5.98.148.236	A	zimbra.tiemmespa.it
5.98.149.27	A	mx2.pes-srl.net
5.98.149.139	A	mx3.siderurgicafiorentina.it
5.98.149.139	A	mail.siderurgicafiorentina.it
5.98.150.122	A	mail2.gammaradio.it
5.98.150.122	A	mail2.radiocuore.it
5.98.150.180	A	mail.lunaecom.com
5.98.150.180	A	lunaecom.com
5.98.150.180	A	lunaecomfsa.it
5.98.154.2	A	host2-154-static.98-5-b.business.telecomitalia.it
5.98.154.5	A	host5-154-static.98-5-b.business.telecomitalia.it
5.98.154.10	A	host10-154-static.98-5-b.business.telecomitalia.it
5.98.154.13	A	host13-154-static.98-5-b.business.telecomitalia.it
5.98.154.32	A+PTR	host32-154-static.98-5-b.business.telecomitalia.it
5.98.154.33	A+PTR	host33-154-static.98-5-b.business.telecomitalia.it
5.98.154.37	A	host37-154-static.98-5-b.business.telecomitalia.it
5.98.154.39	A	host39-154-static.98-5-b.business.telecomitalia.it
5.98.154.70	A	host70-154-static.98-5-b.business.telecomitalia.it
5.98.154.71	A	host71-154-static.98-5-b.business.telecomitalia.it
5.98.154.76	A	host76-154-static.98-5-b.business.telecomitalia.it
5.98.154.79	A	host79-154-static.98-5-b.business.telecomitalia.it
5.98.154.97	A+PTR	host97-154-static.98-5-b.business.telecomitalia.it
5.98.154.98	A+PTR	host98-154-static.98-5-b.business.telecomitalia.it
5.98.154.101	A	host101-154-static.98-5-b.business.telecomitalia.it
5.98.154.104	A	host104-154-static.98-5-b.business.telecomitalia.it
5.98.154.128	A+PTR	host128-154-static.98-5-b.business.telecomitalia.it
5.98.154.129	A+PTR	host129-154-static.98-5-b.business.telecomitalia.it
5.98.154.136	A	host136-154-static.98-5-b.business.telecomitalia.it
5.98.154.138	A	host138-154-static.98-5-b.business.telecomitalia.it
5.98.154.164	A	host164-154-static.98-5-b.business.telecomitalia.it
5.98.154.177	A	host177-154-static.98-5-b.business.telecomitalia.it
5.98.154.178	A	host178-154-static.98-5-b.business.telecomitalia.it
5.98.154.179	A	host179-154-static.98-5-b.business.telecomitalia.it
5.98.154.197	A	host197-154-static.98-5-b.business.telecomitalia.it
5.98.154.198	A	host198-154-static.98-5-b.business.telecomitalia.it
5.98.154.204	A	host204-154-static.98-5-b.business.telecomitalia.it
5.98.154.213	A	host213-154-static.98-5-b.business.telecomitalia.it
5.98.154.227	A+PTR	host227-154-static.98-5-b.business.telecomitalia.it
5.98.154.228	A	host228-154-static.98-5-b.business.telecomitalia.it
5.98.154.233	A	host233-154-static.98-5-b.business.telecomitalia.it
5.98.154.235	A	host235-154-static.98-5-b.business.telecomitalia.it
5.98.158.1	A+PTR	host1-158-static.98-5-b.business.telecomitalia.it
5.98.158.3	A+PTR	host3-158-static.98-5-b.business.telecomitalia.it
5.98.158.7	A	host7-158-static.98-5-b.business.telecomitalia.it
5.98.158.8	A	host8-158-static.98-5-b.business.telecomitalia.it
5.98.158.32	A+PTR	host32-158-static.98-5-b.business.telecomitalia.it
5.98.158.34	A+PTR	host34-158-static.98-5-b.business.telecomitalia.it
5.98.158.40	A	host40-158-static.98-5-b.business.telecomitalia.it
5.98.158.41	A	host41-158-static.98-5-b.business.telecomitalia.it
5.98.158.64	A+PTR	host64-158-static.98-5-b.business.telecomitalia.it
5.98.158.73	A	host73-158-static.98-5-b.business.telecomitalia.it
5.98.158.74	A	host74-158-static.98-5-b.business.telecomitalia.it
5.98.158.85	A	host85-158-static.98-5-b.business.telecomitalia.it
5.98.158.99	A+PTR	host99-158-static.98-5-b.business.telecomitalia.it
5.98.158.104	A	host104-158-static.98-5-b.business.telecomitalia.it
5.98.158.105	A	host105-158-static.98-5-b.business.telecomitalia.it
5.98.158.108	A	host108-158-static.98-5-b.business.telecomitalia.it
5.98.158.130	A+PTR	host130-158-static.98-5-b.business.telecomitalia.it
5.98.158.131	A+PTR	host131-158-static.98-5-b.business.telecomitalia.it
5.98.158.133	A	host133-158-static.98-5-b.business.telecomitalia.it
5.98.158.134	A	host134-158-static.98-5-b.business.telecomitalia.it
5.98.158.161	A+PTR	host161-158-static.98-5-b.business.telecomitalia.it
5.98.158.163	PTR	host163-158-static.98-5-b.business.telecomitalia.it
5.98.158.168	A	host168-158-static.98-5-b.business.telecomitalia.it
5.98.158.170	A	host170-158-static.98-5-b.business.telecomitalia.it
5.98.158.187	A	host187-158-static.98-5-b.business.telecomitalia.it
5.98.158.192	A+PTR	host192-158-static.98-5-b.business.telecomitalia.it
5.98.158.197	A	host197-158-static.98-5-b.business.telecomitalia.it
5.98.158.209	A	host209-158-static.98-5-b.business.telecomitalia.it
5.98.158.212	A	host212-158-static.98-5-b.business.telecomitalia.it
5.98.158.227	A+PTR	host227-158-static.98-5-b.business.telecomitalia.it
5.98.158.229	A	host229-158-static.98-5-b.business.telecomitalia.it
5.98.158.238	A	host238-158-static.98-5-b.business.telecomitalia.it
5.98.158.239	A	host239-158-static.98-5-b.business.telecomitalia.it