Robtex

Up: 204.228.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 204.228.64.0/19
Down right: 204.228.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.228.64.52	A	mdxdv.artstor.org
204.228.64.53	A	tsprod01.artstor.org
204.228.64.55	A	library.artstor.org
204.228.64.55	A	sahara.artstor.org
204.228.64.68	A	oivsrv1.artstor.org
204.228.64.69	A	oivsrv2.artstor.org
204.228.64.70	A	admin.artstor.org
204.228.64.74	A	upload.artstor.org
204.228.64.84	A	library.artstor.org
204.228.64.84	A	sahara.artstor.org
204.228.64.200	A	dv1ns05.artstor.org
204.228.64.200	A	ns3.psylicon.net
204.228.64.200	A	testdns.artstor.org
204.228.64.201	A+PTR	dv1ns06.artstor.org
204.228.66.1	PTR	burdell-gw.westnet.net
204.228.68.23	A+PTR	portal.prod.cu.edu
204.228.68.24	A+PTR	isis-cs.prod.cu.edu
204.228.68.26	A	my.cu.edu
204.228.68.29	A	era.cu.edu
204.228.68.70	A+PTR	isis-olm.cusys.edu
204.228.68.71	A	isis-crm.cusys.edu
204.228.68.72	A+PTR	portal.cusys.edu
204.228.68.73	A+PTR	darsprod-cs.cusys.edu
204.228.68.128	A+PTR	jobsatcu.com
204.228.68.128	A+PTR	www-new.jobsatcu.com
204.228.68.128	A+PTR	www.jobsatcu.com
204.228.69.165	A+PTR	ns3.cu.edu
204.228.69.221	A+PTR	pbsf01.cu.edu
204.228.71.5	A+PTR	ns4.cu.edu
204.228.78.26	A	barracuda.smanet.org
204.228.81.68	A	egrand.egsd.k12.co.us
204.228.81.68	A	egsd.k12.co.us
204.228.81.71	A	cms.egsd.org
204.228.89.25	A	mm.adams12.org
204.228.89.70	A	sophos.adams12.org
204.228.104.100	A	sharepoint.adams12.org
204.228.104.150	A	webfarm.adams12.org
204.228.108.1	PTR	ns.adams12.org
204.228.108.2	A	ns2.adams12.org
204.228.108.5	A	ironhide.adams12.org
204.228.108.5	A	defendermx.adams12.org
204.228.109.11	A	drupal-prod.adams12.org
204.228.109.11	A	districtweb.adams12.org
204.228.109.11	A	www.hunters.adams12.org
204.228.109.100	A	woodglen.adams12.org
204.228.109.100	A	malley.adams12.org
204.228.109.100	A	eagleview.adams12.org
204.228.117.202	A	nat.adams12.org