Robtex

Up: 72.9.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 72.9.48.0/21
Down right: 72.9.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.9.48.0	A	network.qwop.net
72.9.48.7	A+PTR	www.qwop.net
72.9.48.18	A+PTR	mh.qwop.net
72.9.48.18	A	mh.snmc.net
72.9.48.19	A+PTR	mh2.qwop.net
72.9.48.19	A	mh2.snmc.net
72.9.48.37	PTR	www.qwop.net
72.9.48.39	A+PTR	ns1.qwop.net
72.9.48.58	A	mail.daytoncitypaper.com
72.9.48.68	A	myrstats.com
72.9.48.68	A	mail.myrstats.com
72.9.48.68	A	mail.3rdstfoodct.com
72.9.48.255	A	broadcast.qwop.net
72.9.49.54	A	stclairtownship.org
72.9.49.54	A	mail.stumpfsrecovery.com
72.9.49.54	A	mail.stclairtownship.org
72.9.49.118	A	mail.anderson-funeral.com
72.9.52.19	PTR	72-9-52-19.donet.com
72.9.52.52	A	mail2.littletonandrue.com
72.9.52.52	A	mail2.changinglivesnow.org
72.9.52.52	A	mail2.pmcindiana.com
72.9.52.75	A	mychurchohio.com
72.9.52.83	PTR	72-9-52-83.donet.com
72.9.52.90	A	ottclectic.com
72.9.52.90	A	mail.germanesolutions.net
72.9.52.90	A	physicianattribution.com
72.9.52.104	A	mail.oesterlen.org
72.9.53.144	PTR	72-9-53-144.donet.com
72.9.53.195	PTR	72-9-53-195.donet.com
72.9.53.240	PTR	72-9-53-240.donet.com
72.9.54.103	A	mail.followthefrog.com
72.9.54.125	A	ironphi.com
72.9.54.168	A	swodxa.com
72.9.55.10	A	mail.mcohiosheriff.org
72.9.55.64	A	available29.donet.com
72.9.55.96	PTR	network28.stylesight.donet.com
72.9.55.96	A	available28.donet.com
72.9.55.128	A	available27.donet.com
72.9.55.134	A	www.ohiolottery.com
72.9.55.134	A	ohiolottery.com
72.9.55.134	A	lottery.ohio.gov
72.9.55.218	A	scharprewardsystems.com
72.9.55.218	A	reward-marketplace.com
72.9.55.221	A	mail.reward-marketplace.com
72.9.55.240	PTR	network29.olc-vpn.donet.com
72.9.56.3	PTR	72-9-56-3.donet.com
72.9.56.19	PTR	72-9-56-19.donet.com
72.9.56.32	PTR	72-9-56-32.donet.com
72.9.56.49	PTR	72-9-56-49.donet.com
72.9.56.83	PTR	72-9-56-83.donet.com
72.9.56.146	PTR	72-9-56-146.donet.com
72.9.56.176	PTR	72-9-56-176.donet.com
72.9.56.193	PTR	72-9-56-193.donet.com
72.9.56.194	PTR	72-9-56-194.donet.com
72.9.56.224	PTR	72-9-56-224.donet.com
72.9.56.227	PTR	72-9-56-227.donet.com
72.9.58.0	PTR	network24.qbase.donet.com
72.9.58.0	A	metacarta.com
72.9.58.9	A	prism.spectrum-systems.com
72.9.58.52	A	mail.synthostechnologies.com
72.9.58.52	A	mail2.cfanetworks.com
72.9.58.52	A	mail.qbaseit.com
72.9.58.65	PTR	qbasemail.us
72.9.58.65	A	elbert.metacarta.com
72.9.58.65	A	ns1.qbaseit.com
72.9.58.66	PTR	mail.qbasefundraising.com
72.9.58.66	A	qbaseit.com
72.9.58.84	A	qm-is.net
72.9.58.84	A	homelandpartnership.com
72.9.58.108	A	labs.metacarta.com
72.9.58.109	A	ns2.qbaseit.com
72.9.58.110	A	geoparsing.org
72.9.58.110	A	geosearchrealestate.com
72.9.58.113	A	1t-tech.com
72.9.59.35	PTR	72-9-59-35.donet.com
72.9.63.0	A	available25.donet.com