Robtex

Up: 216.34.206.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.34.207.0/25
Down right: 216.34.207.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.34.207.11	A+PTR	smtp-outbound.vclk.net
216.34.207.11	A	smtp-outbound.valueclick.com
216.34.207.14	PTR	smtp.vclk.net
216.34.207.17	A+PTR	www.smarter.com
216.34.207.20	PTR	available-netscaler3-4.la.vclk.net
216.34.207.21	A	blogs.smarter.com
216.34.207.22	A+PTR	shop.simpli.com
216.34.207.22	A	i.simpli.com
216.34.207.22	A	*.simpli.com
216.34.207.25	PTR	blog.smarter.co.ku.207.34.216.in-addr.arpa
216.34.207.25	A	simplifitness.com
216.34.207.25	A	simplilocal.com
216.34.207.30	A+PTR	i.couponmountain.com
216.34.207.33	PTR	reserved
216.34.207.43	A	demo.cj.com
216.34.207.51	PTR	b2b.cj.com
216.34.207.53	PTR	media.fastclick.net
216.34.207.53	A	ftp.befree.com
216.34.207.53	A	la1ftp.befree.com
216.34.207.54	PTR	vadmin.valueclickmedia.com
216.34.207.56	A+PTR	cdn.vcslide.com
216.34.207.57	PTR	mx6.cj.com
216.34.207.58	A	la1application.bfast.com
216.34.207.59	PTR	www.apmebf.com
216.34.207.61	PTR	www.pkracv.com
216.34.207.61	A	pkracv-la1.cj.com
216.34.207.74	PTR	adfarm.mediaplex.com
216.34.207.76	PTR	mojo.la.mediaplex.com
216.34.207.80	PTR	web.dominos.co.uk
216.34.207.81	PTR	sync.fastclick.net
216.34.207.82	PTR	mojofarm.mediaplex.com
216.34.207.83	PTR	img.mediaplex.com
216.34.207.84	A+PTR	private-branded-la.mediaplex.com
216.34.207.85	PTR	datafeed.mediaplex.com
216.34.207.88	PTR	cdn4.eyewonder.com
216.34.207.92	PTR	available
216.34.207.93	PTR	web.haven.com
216.34.207.128	PTR	edgm.vclk.net
216.34.207.131	PTR	email.vclk.net
216.34.207.131	A	goshoppingonline.bfast.com
216.34.207.131	A	artuframe.bfast.com
216.34.207.132	PTR	prc.cj.com
216.34.207.132	A	sageonepartner.us
216.34.207.132	A	acmewidgetpartners.com
216.34.207.133	PTR	video1.fastclick.net
216.34.207.134	PTR	www-cdn-origin.valueclick.com
216.34.207.135	PTR	www-cdn-origin.cj.com
216.34.207.135	A	thecjuniverse.com
216.34.207.136	PTR	www-cdn-origin.valueclickmedia.com
216.34.207.137	A+PTR	tracking-la1.cj.com
216.34.207.140	PTR	demo-members.cj.com
216.34.207.140	A	advproxyla1.cj.com
216.34.207.140	A	advproxy-la1.cj.com
216.34.207.142	PTR	www.greystripe.com
216.34.207.159	PTR	nat-lyris
216.34.207.176	PTR	mojofarm.mediaplex.com
216.34.207.177	PTR	img.mediaplex.com
216.34.207.178	A+PTR	i.mkt.vailresorts.com
216.34.207.178	A	xyz.pch.com
216.34.207.179	PTR	a.ok.facebook.com
216.34.207.180	PTR	cdn4.eyewonder.com
216.34.207.183	A	my.styleholidays.co.uk
216.34.207.185	PTR	web.haven.com
216.34.207.187	A+PTR	www.stylishwomen.jp
216.34.207.187	A	stylishwomen.jp
216.34.207.194	PTR	symptomfind.com
216.34.207.195	PTR	everymanbusiness.com
216.34.207.195	A	www.everymanbusiness.com
216.34.207.197	PTR	smarterschooling.com
216.34.207.198	A+PTR	idealhomegarden.com
216.34.207.198	A	www.idealhomegarden.com
216.34.207.199	A+PTR	internetcorkboard.com
216.34.207.200	PTR	candofinance.com
216.34.207.200	A	www.candofinance.com
216.34.207.201	A+PTR	krs.ymxpb.com
216.34.207.210	PTR	available-netscaler3-4.la.vclk.net
216.34.207.210	A	www.symptomfind.com
216.34.207.211	A	blog.couponmountain.com
216.34.207.213	PTR	www.smarter.co.jp
216.34.207.213	A	smarter.co.jp
216.34.207.214	A	www.couponmountain.com
216.34.207.215	A+PTR	www.couponmountain.co.uk
216.34.207.215	A	couponmountain.co.uk
216.34.207.215	A	ads.ymxpb.com
216.34.207.216	A+PTR	www.ploxo.com
216.34.207.216	A	ploxo.com
216.34.207.219	A	widgets.smarter.com
216.34.207.220	A+PTR	www.couponmountain.de
216.34.207.220	A	couponmountain.de
216.34.207.221	PTR	www.smarter.co.kr
216.34.207.223	A	coupons.smarter.com
216.34.207.225	PTR	nat-225.fw1.la.vclk.net
216.34.207.238	PTR	irc.vclk.net
216.34.207.239	PTR	broadcast
216.34.207.245	A	smtp107.vcbrands.com