Robtex

Up: 72.13.84.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 72.13.84.0/25
Down right: 72.13.84.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.13.84.18	A	chelsio.org
72.13.84.50	PTR	ussj01.proinity.net
72.13.84.50	A	pull-a85.kxcdn.com
72.13.84.50	A	c3view-10b1.kxcdn.com
72.13.84.74	A	koolpin.com
72.13.84.74	A	us8.privatetunnel.com
72.13.84.78	A	echomerx.com
72.13.84.130	A+PTR	barracuda.relypsa.com
72.13.84.156	PTR	sj2-2.cloudqx.com
72.13.84.156	A	ujenacrew.com
72.13.84.156	A	ujenanetwork.com
72.13.84.157	A+PTR	sj2-3.cloudqx.com
72.13.84.157	A	ujena-online.com
72.13.84.157	A	www.ujena-affiliate.com
72.13.84.158	PTR	sj2-4.cloudqx.com
72.13.84.158	A	www.mybestruns.com
72.13.84.158	A	mybestruns.com
72.13.84.171	A	kraken.webhelpdesk.com
72.13.84.179	A	wm9.1.fm
72.13.84.179	A	crock.1.fm
72.13.84.192	A	nmx1.adidam.org
72.13.84.192	A	nmx3.adidam.org
72.13.84.192	A	nmx3.dawnhorsepress.com
72.13.84.208	A	kalos.adidam.org
72.13.84.209	PTR	kalos.adidam.org
72.13.84.210	A+PTR	k2.adidam.org
72.13.84.211	PTR	k2.adidam.org
72.13.84.216	A+PTR	h2.adidam.org
72.13.84.216	A	mail.dawnhorsepress.com
72.13.84.216	A	mail.murtis.com
72.13.84.217	A+PTR	m3.adidam.org
72.13.84.239	A	mummerybook.org
72.13.84.239	A	mummerybook.net
72.13.84.240	A	adidam.org
72.13.84.240	A	www.adidam.org
72.13.84.240	A	dawnhorsepress.com
72.13.84.241	A	dawnhorsepress.com
72.13.84.241	A	visionofmulund.org
72.13.84.243	A	rawgorilla.org
72.13.84.243	A	www.rawgorilla.org
72.13.84.245	A	globalcooperativeforum.com
72.13.84.245	A	globalcooperativeforum.org
72.13.84.245	A	adidasamrajashram.com
72.13.84.246	A	adidampodcast.com
72.13.84.246	A	adidampodcasts.com
72.13.84.246	A	adidampodcasting.com
72.13.84.247	A	adidamacademy.org
72.13.84.248	A	adidam.tv
72.13.84.249	A	adidatribute.com
72.13.84.250	A	adidam.com
72.13.84.251	A	adidasamrajashram.org
72.13.84.251	A	www.murtis.com
72.13.84.251	A	adidabiennale.com