Robtex

Up: 198.15.72.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 198.15.72.0/25
Down right: 198.15.72.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
198.15.72.14	PTR	ip.komanim.info
198.15.72.18	A	centosd6.centos.org
198.15.72.60	A+PTR	cphosting.com
198.15.72.62	A	my.cphosting.com
198.15.72.74	PTR	dubcraft.mcprohosting.com
198.15.72.74	A+PTR	9.10j2.securedservers.com
198.15.72.82	A	sg2.onesourcetechnology.com
198.15.72.99	A+PTR	sensu-stack-phx.securedservers.com
198.15.72.100	A+PTR	sensu-stack-phx.securedservers.com
198.15.72.100	A	sniffez.net
198.15.72.101	A+PTR	sensu-stack-phx.securedservers.com
198.15.72.101	PTR	s1.truelinetelecom.com
198.15.72.102	A+PTR	sensu-stack-phx.securedservers.com
198.15.72.102	A	ns2.mackeyfamilypractice.com
198.15.72.114	A+PTR	g6950-26798.securedservers.com
198.15.72.114	PTR	ip-198-15-72-114.vls.kiev.ua
198.15.72.130	PTR	server.w3hub.net
198.15.72.130	A	w3hub.net
198.15.72.130	A	mail.isalservices.com
198.15.72.131	A+PTR	ip1.w3hub.net
198.15.72.131	A	ns2.w3hub.net
198.15.72.131	A	dns2.w3hub.net
198.15.72.132	PTR	ip2.w3hub.net
198.15.72.132	A	dns3.w3hub.net
198.15.72.132	A	ns3.w3hub.net
198.15.72.133	A	ns4.w3hub.net
198.15.72.133	A	dns4.w3hub.net
198.15.72.147	PTR	lisen.listen.pk
198.15.72.162	A	oopsstore.com.br
198.15.72.162	A	realdeodorense.com.br
198.15.72.162	A	nerdtatuado.com
198.15.72.170	A	host34.nucleoead.net
198.15.72.178	A+PTR	9.12b5.securedservers.com
198.15.72.226	A+PTR	madisonscott.com
198.15.72.226	A	blog.madisonscott.com
198.15.72.226	A	mail.madisonscott.com
198.15.72.242	PTR	cyberpc.server.firm.in
198.15.72.242	PTR	x3440-22085.securedservers.com
198.15.72.242	A	mail.pcsoft123.com
198.15.72.243	A	maxpcexperts.com
198.15.72.243	A	ns6.server.firm.in
198.15.72.243	A	www.maxpcexperts.com
198.15.72.244	A	imoon-i.com
198.15.72.246	A	www.cyberpcexperts.com
198.15.72.246	A	mail.cyberpcexperts.com
198.15.72.250	PTR	pastaza2.ecuahosting.net
198.15.72.250	PTR	oldpastaza2.ecuahosting.net
198.15.72.250	A	doctorchanatasig.com