Robtex

Up: 212.241.244.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.241.245.0/25
Down right: 212.241.245.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.241.245.18	PTR	v3744.ar02.ld3.dco.pipex.net
212.241.245.26	PTR	v3745.ar02.ld3.dco.pipex.net
212.241.245.35	A+PTR	35.245.241.212.ha.dco.pipex.net
212.241.245.36	PTR	ns.thecareersinn.com
212.241.245.44	PTR	ns3.thecareersinn.com
212.241.245.67	A+PTR	67.245.241.212.ha.dco.pipex.net
212.241.245.73	PTR	v3750.ar01.ld3.dco.pipex.net
212.241.245.82	PTR	v3751.ar02.ld3.dco.pipex.net
212.241.245.89	PTR	v3752.ar01.ld3.dco.pipex.net
212.241.245.91	A+PTR	91.245.241.212.ha.dco.pipex.net
212.241.245.105	PTR	v3754.ar01.ld3.dco.pipex.net
212.241.245.115	A+PTR	115.245.241.212.ha.dco.pipex.net
212.241.245.131	A+PTR	131.245.241.212.ha.dco.pipex.net
212.241.245.137	PTR	v3759.ar01.ld3.dco.pipex.net
212.241.245.140	PTR	boogy.blubbernet.com
212.241.245.141	PTR	ip2.boogy.blubbernet.com
212.241.245.153	PTR	vl3760.ar01.ld3.dco.gxn.net
212.241.245.154	PTR	vl3760.ar02.ld3.dco.gxn.net
212.241.245.156	PTR	mail.yasp.com
212.241.245.161	PTR	v3764.ar01.ld3.dco.pipex.net
212.241.245.170	PTR	v3765.ar02.ld3.dco.pipex.net
212.241.245.171	A+PTR	171.245.241.212.ha.dco.pipex.net
212.241.245.178	PTR	v3766.ar02.ld3.dco.pipex.net
212.241.245.185	PTR	vl3767.ar01.ld3.dco.gxn.net
212.241.245.186	PTR	vl3767.ar02.ld3.dco.gxn.net
212.241.245.188	PTR	ns.nippledonkey.co.uk
212.241.245.188	A	sub3.co.uk
212.241.245.226	PTR	vl3770.ar02.ld3.dco.gxn.net
212.241.245.227	A+PTR	227.245.241.212.ha.dco.gxn.net
212.241.245.249	PTR	vl3756.ar01.ld3.dco.gxn.net
212.241.245.250	PTR	vl3756.ar02.ld3.dco.gxn.net
212.241.245.251	A+PTR	251.245.241.212.ha.dco.gxn.net
212.241.245.252	A	www.sakew.com
212.241.245.252	A	sakew.com
212.241.245.252	A	mail.heavenindevon.com