Robtex

Up: 72.34.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 72.34.96.0/20
Down right: 72.34.112.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.34.96.3	PTR	72-34-96.3.race.com
72.34.96.3	A	mail2.jhco.com
72.34.96.46	A	kosyx.com
72.34.96.52	A	hamsterhero.com
72.34.97.195	A	la-altfuels.com
72.34.97.195	A	imsplaya.com
72.34.97.197	A	rmscalifornia.com
72.34.99.35	A+PTR	barracuda.xprize.org
72.34.99.62	A	vpn.xprize.org
72.34.99.68	A	rsc000.cpk.com
72.34.99.90	A	vpn.cpk.com
72.34.99.90	A	iq.cpk.com
72.34.99.99	PTR	72-34-99-99.race.com
72.34.99.99	A	ftp.cpk.com
72.34.99.100	A	cpkmobile.cpk.com
72.34.99.103	A	cpkrap01.cpk.com
72.34.102.2	PTR	72-34-102-2.race.com
72.34.102.33	PTR	72-34-102-33.race.com
72.34.102.35	PTR	72-34-102-35.race.com
72.34.102.64	PTR	72-34-102-64.race.com
72.34.102.96	PTR	72-34-102-96.race.com
72.34.102.128	PTR	72-34-102-128.race.com
72.34.102.129	PTR	72-34-102-129.race.com
72.34.102.163	PTR	72-34-102-163.race.com
72.34.102.195	PTR	72-34-102-195.snfcca.dynamic.bb.race.com
72.34.102.226	PTR	72-34-102-226.snfcca.dynamic.bb.race.com
72.34.104.3	PTR	72-34-104-3.race.com
72.34.104.198	A	email.chengs.com
72.34.104.198	A	email.chenglawgroup.com
72.34.104.199	A	monitor.istep.com
72.34.104.200	A	email.alist.org
72.34.104.230	A	ns3.istep.com
72.34.105.131	PTR	72-34-105-131.race.com
72.34.106.154	A	ns2.cayennegraphics.com
72.34.106.154	A	ns2.automonitor.net
72.34.106.214	A	ns1.colbyblack.com
72.34.108.161	PTR	72-34-108-161.race.com
72.34.109.192	PTR	72-34-109-192.race.com
72.34.110.18	A	inciteco.net
72.34.110.18	A	gonnabe.soooonice.com
72.34.110.19	A	inciteco.biz
72.34.110.19	A	mail.inciteco.biz
72.34.110.36	A	allfilesdeleted.com
72.34.111.51	A	fstvemphp.com
72.34.111.131	A+PTR	junglebook.5thkind.com
72.34.113.14	A	lickmag.org
72.34.113.14	A	greenstreetemedia.com
72.34.113.14	A	lickmagazine.org
72.34.113.45	A	oldscrub.race.com
72.34.113.158	A	barracuda.bvcsd.org
72.34.113.172	A	two.350nice.com
72.34.113.175	A	stunnasteez.net
72.34.113.175	A	shanaghy.com
72.34.113.175	A	freefaxes.us
72.34.114.2	PTR	72-34-114-2.race.com
72.34.115.95	A	72-34-115-95.lsanca.dynamic.bb.race.com
72.34.115.234	A	72-34-115-234.lsanca.dynamic.bb.race.com
72.34.115.247	A	72-34-115-247.lsanca.dynamic.bb.race.com
72.34.116.37	A	72-34-116-37.lsanca.dynamic.bb.race.com
72.34.116.53	A	72-34-116-53.lsanca.dynamic.bb.race.com
72.34.116.62	A	72-34-116-62.lsanca.dynamic.bb.race.com
72.34.116.71	A	72-34-116-71.lsanca.dynamic.bb.race.com
72.34.116.91	A	72-34-116-91.lsanca.dynamic.bb.race.com
72.34.116.100	A	72-34-116-100.lsanca.dynamic.bb.race.com
72.34.116.123	A	72-34-116-123.lsanca.dynamic.bb.race.com
72.34.116.127	A	72-34-116-127.lsanca.dynamic.bb.race.com
72.34.116.165	A	72-34-116-165.lsanca.dynamic.bb.race.com
72.34.116.172	A	72-34-116-172.lsanca.dynamic.bb.race.com
72.34.116.173	A	72-34-116-173.lsanca.dynamic.bb.race.com
72.34.116.178	A	72-34-116-178.lsanca.dynamic.bb.race.com
72.34.116.196	A	72-34-116-196.lsanca.dynamic.bb.race.com
72.34.116.199	A	72-34-116-199.lsanca.dynamic.bb.race.com
72.34.116.206	A	72-34-116-206.lsanca.dynamic.bb.race.com
72.34.117.11	A	72-34-117-11.mojvca.static.bb.race.com
72.34.117.24	A	pm-nsrwa-tal.net
72.34.117.69	A	72-34-117-69.mojvca.static.bb.race.com
72.34.118.82	A	runway2231.com
72.34.118.105	A	72-34-118-105.lsanca.static.bb.race.com
72.34.118.123	A	72-34-118-123.lsanca.static.bb.race.com
72.34.118.131	A	assiplaya-olv.com
72.34.118.147	A	72-34-118-147.lsanca.static.bb.race.com
72.34.119.3	A+PTR	72-34-119-3.snfcca.static.bb.race.com
72.34.120.3	PTR	72-34-120-3.bornca.static.bb.race.com
72.34.121.128	PTR	72-34-121-128.lsanca.dynamic.bb.race.com
72.34.125.66	A+PTR	mail.bvsa.org
72.34.126.2	PTR	support.hdwireless.net
72.34.126.2	A	hdwbc.com
72.34.126.5	A	exchange.hdwbc.net
72.34.126.5	A	exchange.code3it.com
72.34.126.35	A	ns-cache1-hdw.race.com
72.34.126.36	PTR	mail2.hdwireless.net
72.34.126.102	A+PTR	mailer.mojaveairport.com
72.34.126.174	A+PTR	mail.bvcsd.org
72.34.126.174	A	mail.bvcsd.com
72.34.127.34	A	cogentleman.com
72.34.127.65	PTR	72-34-127-65.race.com
72.34.127.86	A	mail.clippers.com
72.34.127.94	A	wa6mqz.com
72.34.127.128	PTR	72-34-127-128.race.com