Robtex

Up: 193.109.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.109.48.0/23
Down right: 193.109.50.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.109.48.2	A	gw-zh.unit.net
193.109.48.3	PTR	gw3-zh.unit.net
193.109.48.7	PTR	7-48.world-television.com
193.109.48.10	PTR	10-48.world-television.com
193.109.48.17	PTR	17-48.world-television.com
193.109.48.17	A	ironport1.unit.net
193.109.48.18	A+PTR	ironport2.unit.net
193.109.48.19	A+PTR	mx.world-television.com
193.109.48.19	A	fortimail1.unit.net
193.109.48.27	PTR	27-48.world-television.com
193.109.48.40	PTR	web4.unbn.unit.net
193.109.48.40	A	219-49.world-television.com
193.109.48.40	A	dns1.virtue.com.au
193.109.48.51	PTR	v360.unbn.unit.net
193.109.48.51	A	broadcastcontent.tv
193.109.48.51	A	videonewsmanager.com
193.109.48.66	PTR	66-48.world-television.com
193.109.48.73	A+PTR	sawmill.unit.net
193.109.48.77	PTR	77-48.world-television.com
193.109.48.80	PTR	80-48.world-television.com
193.109.48.100	PTR	100-48.world-television.com
193.109.48.100	A	219-49.world-television.com
193.109.48.100	A	mail2.world-television.com
193.109.48.103	PTR	103-48.world-television.com
193.109.48.107	A	digitalnewsroom.nokia.com
193.109.48.107	A	video360.world-television.com
193.109.48.107	A	v360.unbn.unit.net
193.109.48.113	PTR	113-48.world-television.com
193.109.48.120	PTR	120-48.world-television.com
193.109.48.129	PTR	129-48.world-television.com
193.109.48.150	PTR	150-48.world-television.com
193.109.48.151	A	view-w.tv
193.109.48.151	A	video.consilium.europa.eu
193.109.48.151	A	ceuvideo.eu
193.109.48.156	PTR	156-48.world-television.com
193.109.48.172	PTR	172-48.world-television.com
193.109.48.174	PTR	netapp1-node2.unbn.unit.net
193.109.48.182	PTR	4130-ftp.unbn.unit.net
193.109.48.183	A	4130-ftp.unbn.unit.net
193.109.48.200	PTR	200-48.world-television.com
193.109.48.204	PTR	204-48.world-television.com
193.109.48.212	PTR	212-48.world-television.com
193.109.48.228	PTR	228-48.world-television.com
193.109.48.247	PTR	247-48.world-television.com
193.109.48.254	PTR	254-48.world-television.com
193.109.49.25	PTR	25-49.world-television.com
193.109.49.25	A	tomattrick.org
193.109.49.25	A	www.tomattrick.org
193.109.49.28	PTR	28-49.world-television.com
193.109.49.28	A	ns1.stingray-it.ch
193.109.49.28	A	totalsport.ch
193.109.49.29	A+PTR	mf.stingray-it.ch
193.109.49.30	PTR	30-49.world-television.com
193.109.50.17	A	adsl-01-17.abel.net.uk
193.109.50.18	A	adsl-01-18.abel.net.uk
193.109.50.102	A	adsl-01-102.abel.net.uk
193.109.50.152	PTR	adsl-01-152.abel.net.uk
193.109.50.152	A	capdef.co.uk
193.109.51.93	A	freebreakfast.co.uk
193.109.51.93	A	mx.freebreakfast.co.uk
193.109.51.147	A	adsl-02-147.abel.net.uk
193.109.51.189	A	adsl-02-189.abel.net.uk