Robtex

Up: 213.46.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 213.46.240.0/21
Down right: 213.46.248.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.46.240.6	A	amsmta04.chello.nl
213.46.240.6	A	amsmta01.chello.nl
213.46.240.6	A	amsmta03.chello.nl
213.46.240.22	PTR	nl-ams-sw-06.chellonetwork.com
213.46.240.65	PTR	nl-ams03a-ra1.aorta.net
213.46.240.75	A	nl-ams02a-sa2.aorta.net
213.46.240.82	PTR	nl-arn01a-rm1.aorta.net
213.46.240.83	PTR	nl-arn01a-sa1.aorta.net
213.46.240.104	A+PTR	movies.chello.nl
213.46.242.4	PTR	nl-ams-sa-bhp-305.aorta.net
213.46.242.11	A	cms.chello.com
213.46.242.67	A	ssl.chello.com
213.46.242.69	A	membership.upclive.nl
213.46.242.70	A	upcmusic.hu
213.46.242.70	A	musorujsag.upc.hu
213.46.242.82	A	forum.upclive.nl
213.46.242.94	A	tirol.upc.at
213.46.242.97	A	tv-program.upc.sk
213.46.242.100	A	login.upclive.nl
213.46.242.101	A	erwinkonings.com
213.46.242.101	A	people.a2000.nl
213.46.242.124	A	nl-ams03a-lb5.chello.com
213.46.242.125	A+PTR	nl-ams03a-lb6.chello.com
213.46.242.132	A+PTR	amsdcon01.chello.com
213.46.242.133	A	amsdcol01.chello.com
213.46.242.134	A	amsdcol02.chello.com
213.46.242.135	A	amsdcol03.chello.com
213.46.242.216	PTR	nl-ams03a-rc1.dc.aorta.net
213.46.242.217	A+PTR	nl-ams03a-rc2.dc.aorta.net
213.46.242.222	A+PTR	nl-ams03a-rm1.aorta.net
213.46.242.222	A	nl-ams03a-rm1-lo-0.aorta.net
213.46.242.226	A+PTR	nl-ams03c-jump01.upcbroadband.com
213.46.242.226	A	amsmgt01.chello.com
213.46.242.229	A	amsnos00.chello.com
213.46.242.230	A+PTR	nl-ams03a-mds01.chello.com
213.46.242.242	A	strgsapp03.chello.com
213.46.242.243	A	strgsdb03.chello.com
213.46.243.2	PTR	smtp.chello.nl
213.46.243.2	A	mailback.tiltwatch.nl
213.46.243.2	A	mailback.shockwatch.nl
213.46.243.3	A+PTR	nl-ams02c-lb1.aorta.net
213.46.243.21	A	amsfep14-int.chello.nl
213.46.243.23	A	amsfep13-int.chello.nl
213.46.243.26	A	amsfep12-int.chello.nl
213.46.243.53	A	nl-ams02c-sa1.aorta.net
213.46.243.54	A+PTR	nl-ams02c-sa2.aorta.net
213.46.243.70	A	amsmxns00.chello.nl
213.46.243.88	PTR	ns02.chello.com
213.46.245.40	A+PTR	otl-nat.upcbroadband.com
213.46.246.6	A	hu-bud02a-sa1.aorta.net
213.46.246.7	A	hu-bud02a-sa2.aorta.net
213.46.246.16	A+PTR	hu-bud-fw-01.chello.hu
213.46.246.31	A	hu-bud02a-mp2.aorta.net
213.46.246.51	A+PTR	hu-bud-dns01.chello.hu
213.46.246.52	A+PTR	hu-bud-dns02.chello.hu
213.46.246.53	A+PTR	hu-bud02a-dns03.chello.hu
213.46.246.54	PTR	hu-bud02a-dns04.chello.hu
213.46.246.54	A	ns4.ozeki.hu
213.46.246.80	A	hu-bud02a-dhcp05-main.chello.hu
213.46.246.83	A	hu-bud02a-dhcp08-backup.chello.hu
213.46.246.84	A	hu-bud02a-dhcp09-main.chello.hu
213.46.246.100	A	hu-bud02a-sa3.aorta.net
213.46.246.103	A	hu-bud02a-sa4.aorta.net
213.46.246.108	A	bu-hu-sm-01.chello.hu
213.46.246.109	A	hu-bud02a-dhcp03.chello.hu
213.46.246.130	A	proxy.chello.hu
213.46.246.132	A	proxy.chello.hu
213.46.246.133	A	bud-ink02.chello.hu
213.46.246.134	A	proxy.chello.hu
213.46.246.136	A	proxy.chello.hu
213.46.246.141	A	hu-bud02a-ra3-ge-2-0-0-30.aorta.net
213.46.246.146	A+PTR	hu-bud02a-ra3-ge-2-0-0-40.aorta.net
213.46.246.170	A+PTR	hu-bud02a-rm2.aorta.net
213.46.246.172	PTR	hu-bud02a-rm3.aorta.net
213.46.246.173	A	hu-bud02a-rm4.aorta.net
213.46.248.2	PTR	pl-war-ra-01-old.chello.pl
213.46.254.2	A	wp-5d42730000000000.id.cdn.upcbroadband.com
213.46.254.5	A	uk.chello.com
213.46.254.18	A	wp-5d42730000000000.id.cdn.upcbroadband.com
213.46.254.226	PTR	uk-lon-rr-02-s-0-0.chellonetwork.com
213.46.254.242	PTR	uk-lon-rr-03-s-1-0.chellonetwork.com
213.46.255.0	PTR	mail-out-213-46-255-0-net.mx.upcmail.net
213.46.255.2	PTR	mgate.chello.at
213.46.255.2	PTR	mx.hispeed.ch
213.46.255.2	A	webmail.upcpoczta.pl
213.46.255.16	PTR	viefep13-int.chello.at
213.46.255.17	PTR	viefep16-int.chello.at
213.46.255.18	PTR	viefep16-int.chello.at
213.46.255.19	PTR	viefep15-int.chello.at
213.46.255.20	A	mailbox.upc.biz
213.46.255.21	A	mail.stille-nacht-praline.at
213.46.255.21	A	mail.xn--stplten-online-xpb.at
213.46.255.21	A	mail.villach-online.at
213.46.255.24	A	pop.balcab.ch
213.46.255.39	PTR	mgate.chello.at
213.46.255.39	A	mgate.prioritytelecom.at
213.46.255.39	A	pop.teleweb.at
213.46.255.40	PTR	mailcloud.upcmail.net
213.46.255.43	A	mail.irwpress.com
213.46.255.43	A	mail.zombies.at
213.46.255.48	A	mail.upcmail.sk
213.46.255.50	PTR	at-vie01a-mc2.mx.aorta.net
213.46.255.50	A	webmail.upcpoczta.pl
213.46.255.50	A	pop3.upcpoczta.pl
213.46.255.64	A	pop.balcab.ch
213.46.255.64	A	mail.hispeed.ch
213.46.255.64	A	imap.hispeed.ch
213.46.255.80	A	appsuite.cwpanama.net
213.46.255.84	A	webmail.cwpanama.net
213.46.255.85	A	mail.mymagenta.at
213.46.255.86	A	webmail.mymagenta.at
213.46.255.113	A+PTR	vsrvip.chello.at
213.46.255.117	A+PTR	vievsr24-int.chello.at
213.46.255.197	A+PTR	vievsr21.upc.biz
213.46.255.197	A	vievsr-vip.chello.at
213.46.255.198	A	vievsr22.upc.biz
213.46.255.199	A	vievsr23.upc.biz
213.46.255.208	A	kbw-webmail1.upcmail.net
213.46.255.215	PTR	mail.upcbusiness.at
213.46.255.215	A	mail.irwpress.com
213.46.255.215	A	mail.zombies.at
213.46.255.221	PTR	viefep21-int.chello.at
213.46.255.227	A+PTR	at-vie01a-med01.chello.at
213.46.255.228	A+PTR	at-vie01a-med02.chello.at
213.46.255.255	PTR	mail-out-213-46-255-255-net.mx.upcmail.net