Robtex

Up: 178.237.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 178.237.8.0/22
Down right: 178.237.12.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
178.237.13.15	PTR	magi-system.playnet.it
178.237.13.15	A	smtp.weltelectronic.it
178.237.13.15	A	smtp.giovannisimonetti.net
178.237.13.16	A	smtpsrv.playnet.it
178.237.13.51	PTR	web-linux-51-13.playnet.it
178.237.13.51	A	audicantu.it
178.237.13.51	A	mx1.immobiliareazzurra.biz
178.237.13.113	PTR	web4.playnet.it
178.237.13.113	A	mail2.scuoladiluca.it
178.237.13.113	A	*.singestimpresa.it
178.237.13.118	PTR	mailgwin.playnet.it
178.237.13.121	PTR	web-windows-33-121.playnet.it
178.237.13.121	A	mx2.vivaipaoletti.it
178.237.13.121	A	mail2.fonterenza.com
178.237.13.124	PTR	web5.playnet.it
178.237.13.127	PTR	web5.playnet.it
178.237.13.200	PTR	asmx.playnet.it
178.237.13.200	A	mx1.spamgateway.playnet.it
178.237.13.200	A	mailgw01.playnet.it
178.237.13.210	PTR	asmx-p20.playnet.it
178.237.13.210	A	mailingw.playnet.it
178.237.13.210	A	mx3.spamgateway.playnet.it
178.237.14.16	A+PTR	ppa.h3.playnet.it
178.237.14.16	A	mail.stampapress.net
178.237.14.16	A	mail.cecchiececchi.com
178.237.14.24	PTR	l-web01.h3.playnet.it
178.237.14.24	A	bestweddingteam.com
178.237.14.24	A	mx4.danceparty.it
178.237.14.27	PTR	l-web03.h3.playnet.it
178.237.14.32	PTR	w-web01.h3.playnet.it
178.237.14.32	A	trasportizarrilli.it
178.237.14.32	A	valledeicedri.com
178.237.14.56	A	mail.ladyradio.it
178.237.14.56	A	mail.rdf.it
178.237.14.65	A	mail.hotelnapoleonmilano.it
178.237.14.65	A	mail.villabernardini.it
178.237.14.65	A	mail.studiogiuntoli.com
178.237.14.71	PTR	posta.playnet.it
178.237.14.71	PTR	l-mail-ext-new01.h3.playnet.it
178.237.14.71	PTR	l-mail71-ext-new01.h3.playnet.it
178.237.14.128	PTR	l-web02.h3.playnet.it
178.237.14.128	A	sassatelli.com
178.237.14.128	A	art-arredamenti.it
178.237.15.9	A+PTR	dns01.h3.playnet.it
178.237.15.10	A+PTR	dns02.h3.playnet.it
178.237.15.18	A	studiodentisticopinza.com
178.237.15.18	A	inv.it
178.237.15.18	A	bisetti.biz
178.237.15.19	PTR	l-webd02.h3.playnet.it
178.237.15.48	PTR	posta.playnet.it
178.237.15.48	PTR	posta2.playnet.it
178.237.15.48	A	smtp.giovannisimonetti.net
178.237.15.72	A+PTR	mail72-mailserver-test.h3.playnet.it
178.237.15.128	PTR	l-web-new01.h3.playnet.it
178.237.15.128	A	istruttori.net
178.237.15.128	A	100annidicalcio.it
178.237.15.138	A	golini.net