Robtex

Up: 173.231.8.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 173.231.9.0/25
Down right: 173.231.9.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.231.9.19	PTR	173-231-9-19.hosted.static.webnx.com
173.231.9.19	A	laixp.com
173.231.9.32	PTR	173-231-9-32.hosted.static.webnx.com
173.231.9.35	PTR	173-231-9-35.hosted.static.webnx.com
173.231.9.43	PTR	173-231-9-43.hosted.static.webnx.com
173.231.9.46	PTR	173-231-9-46.hosted.static.webnx.com
173.231.9.46	A	ns2.irdoc.net
173.231.9.46	A	ns1.irdoc.net
173.231.9.114	PTR	173-231-9-114.hosted.static.webnx.com
173.231.9.132	PTR	nttoy.rackset.com
173.231.9.132	A	shazandpnu.ac.ir
173.231.9.132	A	arvinpouyesh.ir
173.231.9.136	PTR	173-231-9-136.hosted.static.webnx.com
173.231.9.143	PTR	173-231-9-143.hosted.static.webnx.com
173.231.9.144	PTR	173-231-9-144.hosted.static.webnx.com
173.231.9.146	PTR	173-231-9-146.hosted.static.webnx.com
173.231.9.153	PTR	173-231-9-153.hosted.static.webnx.com
173.231.9.159	PTR	173-231-9-159.hosted.static.webnx.com
173.231.9.160	PTR	173-231-9-160.hosted.static.webnx.com
173.231.9.162	PTR	173-231-9-162.hosted.static.webnx.com
173.231.9.162	A	scionforumcanada.com
173.231.9.162	A	harleychatgroup.com
173.231.9.163	A	scikotics.com
173.231.9.163	A	scionforums.us
173.231.9.164	A	www.ferrariworkshop.com
173.231.9.164	A	ferrariworkshop.com
173.231.9.165	A	killerglass.info
173.231.9.166	A	totallylostit.com
173.231.9.226	PTR	www.ck101.com
173.231.9.229	A	home.ck101.com
173.231.9.229	A	isneaker.tw
173.231.9.229	A	flash.ck101.com
173.231.9.231	PTR	173-231-9-231.static.webnx.com
173.231.9.232	PTR	s232.ck101.com
173.231.9.232	A	ns3.neverdns.com