Robtex

Up: 212.36.144.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 212.36.152.0/22
Down right: 212.36.156.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.36.153.150	A	cicada-software.com
212.36.153.150	A	email.cicuk.com
212.36.154.25	PTR	ga01ed-the-count.access.colt.net
212.36.154.41	PTR	ga0306-the-count.access.colt.net
212.36.154.74	PTR	cust-e0-044665-a3-0-37.ctf-15.ctf.lon.uk.colt.net
212.36.154.82	PTR	cust-e0335384-a3-0-18.ctf-12.ctf.lon.uk.colt.net
212.36.154.85	PTR	a3-0-4.ctf-10.ctf.lon.uk.colt.net
212.36.154.86	PTR	cust-a3-0-4.ctf-10.ctf.lon.uk.colt.net
212.36.154.110	PTR	cust-e01045671-a3-0-47.ctf-14.ctf.lon.uk.colt.net
212.36.154.114	PTR	cust-e0337967-a3-0-25.ctf-15.ctf.lon.uk.colt.net
212.36.154.122	PTR	cust-e0335662-a3-0-2.ctf-11.ctf.lon.uk.colt.net
212.36.154.162	PTR	cust-e0335969-a3-0-19.ctf-12.ctf.lon.uk.colt.net
212.36.154.201	PTR	e1-028927-a3-0-4.ctf-15.ctf.lon.uk.colt.net
212.36.154.230	PTR	cust-e0336637-a3-0-11.ctf-11.ctf.lon.uk.colt.net
212.36.154.249	PTR	e0336826-a3-0-21.ctf-15.ctf.lon.uk.colt.net
212.36.154.250	PTR	cust-e0336826-a3-0-21.ctf-15.ctf.lon.uk.colt.net
212.36.154.254	PTR	cust-e0333668-a3-0-20.ctf-12.ctf.lon.uk.colt.net
212.36.157.4	A	ns04.lockelord.com
212.36.157.74	A+PTR	lilo.glencore.co.uk
212.36.157.74	A	lilo.livelinkemail.com
212.36.157.74	A	lilo.xrdltd.com
212.36.157.75	PTR	lilo.sopak.co.uk
212.36.157.77	PTR	turing.glencore.co.uk
212.36.157.80	A+PTR	lilo.daganag.com
212.36.157.80	A	lilo.ironportmail.com
212.36.157.81	A	lilo.latourag.com
212.36.157.82	A	lilo.nsviking.com
212.36.157.85	PTR	vesselinfo.com
212.36.157.88	A	lilo.adtrading.ch
212.36.157.113	A	totheofficehr.com
212.36.157.152	PTR	host152.profero.com
212.36.157.187	PTR	host187.profero.com
212.36.157.249	A+PTR	mail.yescentral.com