Robtex

Up: 89.207.168.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 89.207.168.0/25
Down right: 89.207.168.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.207.168.1	A+PTR	easynet.edge.switchmedia.co.uk
89.207.168.2	A+PTR	ns0.switchmedia.co.uk
89.207.168.2	A	ns0.switchmedia.net
89.207.168.2	A	ns0.switchgroup.com
89.207.168.3	PTR	no-ptr.as20860.net
89.207.168.3	A	fallback-mx.switchmedia.co.uk
89.207.168.7	A+PTR	mailgate.switchmedia.co.uk
89.207.168.7	A	mailgate.switchmedia.net
89.207.168.7	A	mailgate.switchgroup.com
89.207.168.12	A	switchholdings.com
89.207.168.12	A	funcreatives.com
89.207.168.12	A	uk.switch-domain-names.com
89.207.168.13	A	billscutterltd.com
89.207.168.15	A	mithralcommunications.net
89.207.168.15	A	mithralcommunications.co.uk
89.207.168.16	A	titanium.switchmedia.co.uk
89.207.168.16	A	uk.carltonav.com
89.207.168.18	A+PTR	ocp.switchgroup.com
89.207.168.18	A	fallback-mx.switchmedia.co.uk.nowcargo.com
89.207.168.18	A	platinum.switchmedia.co.uk
89.207.168.20	A	nitrogen.switchmedia.co.uk
89.207.168.22	A	calcium.switchmedia.co.uk
89.207.168.27	A+PTR	switchmedia.net
89.207.168.28	PTR	www.switchmedia.co.uk
89.207.168.28	A	switch-media.info
89.207.168.28	A	switchmediaplc.net
89.207.168.29	PTR	switchmedia.co.uk
89.207.168.32	PTR	web.cluster.switchmedia.co.uk
89.207.168.32	A	smartmail-1.benzies.co.uk
89.207.168.32	A	atlasconversions.co.uk
89.207.168.35	A+PTR	mysql.cluster.switchmedia.co.uk
89.207.168.36	PTR	a.mx.switchmedia.com
89.207.168.36	A	a.mx.switchmedia.co.uk
89.207.168.36	A	mail.lighthouse-centre.co.uk
89.207.168.37	A	marketing.switchmedia.co.uk
89.207.168.39	A+PTR	b.mx.switchmedia.com
89.207.168.39	A	b.mx.switchmedia.co.uk