Robtex

Up: 46.37.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 46.37.52.0/23
Down right: 46.37.54.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
46.37.52.81	A+PTR	46-37-52-81.dsl.cnl.uk.net
46.37.53.2	A	orgchart.langleyholdings.com
46.37.53.41	A+PTR	46-37-53-41.dsl.cnl.uk.net
46.37.53.85	PTR	46-37-53-85.dsl.cnl.uk.net
46.37.53.85	A	mailserver.silexland.com
46.37.53.85	A	mailserver.morganconsulting-uk.com
46.37.53.91	A	mailin2.grosvenor-auctions.co.uk
46.37.54.50	A	mail2.boa.ac.uk
46.37.54.50	A	mail.boa.ac.uk
46.37.54.119	A+PTR	46-37-54-119.dsl.cnl.uk.net
46.37.54.184	A+PTR	filtering.c-n-l.co.uk
46.37.54.184	A	ns1.c-n-l.co.uk
46.37.54.185	A+PTR	www.c-n-l.co.uk
46.37.54.185	A	ns3.c-n-l.co.uk
46.37.54.188	A	mail.c-n-l.co.uk
46.37.55.9	PTR	46-37-55-9.dsl.cnl.uk.net
46.37.55.9	A	gateway.elforlight.com
46.37.55.9	A	mail.elforlight.co.uk
46.37.55.53	PTR	46-37-55-53.dsl.cnl.uk.net
46.37.55.71	PTR	46-37-55-71.dsl.cnl.uk.net
46.37.55.80	A+PTR	46-37-55-80.dsl.cnl.uk.net
46.37.55.86	PTR	46-37-55-86.dsl.cnl.uk.net
46.37.55.87	A+PTR	46-37-55-87.dsl.cnl.uk.net
46.37.55.89	PTR	46-37-55-89.dsl.cnl.uk.net
46.37.55.90	PTR	46-37-55-90.dsl.cnl.uk.net
46.37.55.91	PTR	46-37-55-91.dsl.cnl.uk.net
46.37.55.95	PTR	46-37-55-95.dsl.cnl.uk.net
46.37.55.191	PTR	46-37-55-191.dsl.cnl.uk.net
46.37.55.191	A	remote.charnwooddental.co.uk
46.37.55.208	A+PTR	46-37-55-208.dsl.cnl.uk.net