Robtex

Up: 192.3.166.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.3.166.0/25
Down right: 192.3.166.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.3.166.7	PTR	192-3-166-7-host.colocrossing.com
192.3.166.44	PTR	192-3-166-44-host.colocrossing.com
192.3.166.60	PTR	192-3-166-60-host.colocrossing.com
192.3.166.137	PTR	192-3-166-137-host.colocrossing.com
192.3.166.143	PTR	192-3-166-143-host.colocrossing.com
192.3.166.143	A	zewen88.com
192.3.166.155	PTR	192-3-166-155-host.colocrossing.com
192.3.166.164	A	thepbhouse.com
192.3.166.167	PTR	192-3-166-167-host.colocrossing.com
192.3.166.169	A	gulfcoastpcrepair.com
192.3.166.169	A	pantiecatalog.com
192.3.166.170	A	creativesolit.com
192.3.166.174	A	www.creswebs.com
192.3.166.176	A	icucarcameras.com
192.3.166.180	PTR	192-3-166-180-host.colocrossing.com
192.3.166.180	A	shangliurenshi.com
192.3.166.186	A	lolico.moe
192.3.166.219	PTR	192-3-166-219-host.colocrossing.com
192.3.166.222	A	estore101.com
192.3.166.225	PTR	192-3-166-225-host.colocrossing.com
192.3.166.231	PTR	192-3-166-231-host.colocrossing.com
192.3.166.239	A	www.truemans.com.au
192.3.166.239	A	truemans.com.au
192.3.166.250	A	sunny2fun.com
192.3.166.251	A	ns1.verysecurepro.com
192.3.166.251	A	codingfordummies.org
192.3.166.251	A	mail.codingfordummies.org
192.3.166.252	PTR	on-ee.sitcomp.org
192.3.166.252	A	ns2.malk-nal.com
192.3.166.252	A	malk-nal.com
192.3.166.253	PTR	192-3-166-253-host.colocrossing.com