Robtex

Up: 66.207.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.207.160.0/21
Down right: 66.207.168.0/21

IP	Type	Hostname
66.207.160.0	PTR	66.207.160.0
66.207.160.53	A	billing.cologuys.com
66.207.160.59	PTR	66.207.160.59
66.207.160.62	PTR	66.207.160.62
66.207.160.109	A	whpns1.cologuys.com
66.207.160.109	A	sana.cologuys.com
66.207.160.110	PTR	66.207.160.110
66.207.160.110	A	ns1.coldrack.com
66.207.160.134	A	central.cologuys.com
66.207.160.151	PTR	66.207.160.151
66.207.160.155	A	whois.cologuys.com
66.207.160.203	A	rebooter3.cologuys.com
66.207.161.68	A	urbancoolradio.com
66.207.161.130	PTR	mx130.cpyowsat.com
66.207.161.205	A	vader.cologuys.com
66.207.161.205	A	vador.cologuys.com
66.207.161.242	A	host.dhworks.com
66.207.162.1	A+PTR	fap.cologuys.com
66.207.162.18	PTR	mx18.ajyrwstpf.com
66.207.162.18	A	southbreezestables.net
66.207.162.18	A	pksattorneys.com
66.207.162.70	A	hvac1.cologuys.com
66.207.162.142	A	lmsgaming.com
66.207.162.142	A	vertigoservers.com
66.207.162.142	A	www.lmsgaming.com
66.207.162.222	A	route-probes.cologuys.com
66.207.162.234	A	vs1.cologuys.com
66.207.162.254	A	nagios.cologuys.com
66.207.163.2	PTR	www.megatokyo.com
66.207.163.3	PTR	mishio.megatokyo.com
66.207.163.10	A	matthewgowdy.com
66.207.163.10	PTR	66.207.163.10
66.207.163.10	A	guildshirts.com
66.207.163.11	PTR	66.207.163.11
66.207.163.50	PTR	server43.prolimehost.com
66.207.163.51	PTR	ns43.prolimehost.com
66.207.163.66	A	ns1.abcte.org
66.207.163.82	PTR	66.207.163.82
66.207.163.82	A	svc-235.cologuys.com
66.207.163.98	A	svc-244.cologuys.com
66.207.163.106	A	mail.lvcor.org
66.207.163.131	PTR	66.207.163.131
66.207.163.131	A	au.ozco.in
66.207.163.134	A	newlc.ozco.in
66.207.163.220	PTR	66.207.163.220
66.207.164.61	A	mail.cologuys.com
66.207.164.62	A	adns2.cologuys.com
66.207.164.67	A	host1.analyzeservices.com
66.207.164.250	A	ipkvm1.cologuys.com
66.207.166.2	PTR	mx2.lmkrwsty.com
66.207.166.60	A	wm16.iviplanet.com
66.207.166.161	PTR	mx161.lmkrwsty.com
66.207.166.161	A	hydracdn.net
66.207.166.178	PTR	mx178.lmkrwsty.com
66.207.167.3	PTR	66.207.167.3
66.207.167.12	A	irc.irchighway.net
66.207.167.12	PTR	66.207.167.12
66.207.167.12	A	irc.aniverse.com
66.207.167.30	A	s0cialpath.com
66.207.167.30	A	s0cialpath.net
66.207.167.32	PTR	66.207.167.32
66.207.167.32	A	dc-86643949.clone-army.org
66.207.167.32	A	mail.clone-army.org
66.207.167.34	A	databox.cologuys.com
66.207.167.75	PTR	66.207.167.75
66.207.167.75	A	animeland.4nn.cx
66.207.167.75	A	ns5.ampresse.net
66.207.169.122	PTR	66.207.169.122
66.207.169.130	PTR	66.207.169.130
66.207.169.130	A	mediaviews.com
66.207.170.2	PTR	66.207.170.2
66.207.170.34	PTR	66.207.170.34
66.207.170.134	PTR	66.207.170.134
66.207.171.50	PTR	66.207.171.50
66.207.171.60	PTR	66.207.171.60
66.207.172.2	PTR	mx2.thjaswtyr.com
66.207.172.2	A	ns1.ws1.cologuys.com
66.207.172.2	A	ws1.cologuys.com
66.207.172.3	PTR	mx3.thjaswtyr.com
66.207.172.3	A	ns2.ws1.cologuys.com
66.207.173.64	PTR	mx64.sadghklb.com
66.207.173.66	A	ns.helpformulas.com
66.207.173.66	A	mail.helpformulas.com
66.207.174.115	PTR	host113.goiffy.com
66.207.174.234	A	mail.mount-point.com
66.207.175.78	A	ns1.ievene.edu.ve
66.207.175.82	PTR	host82.zbunk.com
66.207.175.82	A	ns2.ievene.edu.ve
66.207.175.99	PTR	host99.zbunk.com
66.207.175.142	A	wbdplp.com
66.207.175.180	A	mail.globalwarfare.info
66.207.175.255	PTR	66.207.175.255