Robtex

Up: 216.25.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 216.25.72.0/23
Down right: 216.25.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.25.72.17	A	ns.rheldev.registeredsite.com
216.25.72.37	PTR	theoc.com
216.25.72.45	PTR	customers.netsmart.com.cy
216.25.72.45	A	mail.kmaxbowling.com
216.25.72.45	A	*.lanitisgroup.com.cy
216.25.72.133	PTR	cheezboy.com
216.25.72.173	PTR	danheller.com
216.25.72.181	PTR	concurtraining.com
216.25.72.233	PTR	navy-lodge.com
216.25.72.245	PTR	hannibalinc.com
216.25.73.11	PTR	heartquake08.com
216.25.73.15	PTR	unitedwayplains.org
216.25.73.15	A	kansas211.org
216.25.73.30	A	systemconn.com
216.25.73.66	A	www.margola.net
216.25.73.73	A	cccmesa.com
216.25.73.114	PTR	adslcyprus.com
216.25.73.146	A	marylandfire.com
216.25.73.168	PTR	vektek.com
216.25.74.19	PTR	mail.lanicombs.com
216.25.74.124	PTR	mail.ndexsystems.com
216.25.74.136	PTR	mail.h-c-b.com
216.25.74.153	PTR	mail.fairbankequipment.com
216.25.75.74	PTR	mail.iprose.com
216.25.75.82	A+PTR	itops01.attensityondemand.net
216.25.75.137	A	webmail.turbothinking.com
216.25.75.165	PTR	municipalnotices.com
216.25.75.165	A	matthewsnc.com
216.25.75.165	A	bedfordia.org
216.25.75.178	PTR	pluscompare.com
216.25.75.191	PTR	mail.ncbf.com
216.25.75.202	PTR	mail.ruchispices.com
216.25.75.226	A	tmxresearch.com
216.25.75.226	A	tmxresearch.net
216.25.75.226	A	*.marketingresponse.com
216.25.75.228	PTR
216.25.75.228	A	web-lead.com
216.25.75.230	PTR	mail.enrichment.org
216.25.75.236	PTR	mail.bebase.com
216.25.75.244	PTR
216.25.75.244	A	www.siegeldisplay.com
216.25.75.244	A	siegeldisplay.com
216.25.75.245	A	standupdeskstore.com
216.25.75.250	PTR	mail.conveyorhandling.com
216.25.75.250	A	www.booyahbaits.com
216.25.75.254	PTR	mail.bellmoreconsulting.com
216.25.75.254	PTR	mail.orenstein.org
216.25.75.254	A	outdoorsignsamerica.com