Robtex

Up: 204.56.0.0/14
Can't show all results, try to descend to a more specific CIDR
Down left: 204.58.0.0/16
Down right: 204.59.0.0/16
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.58.25.20	A+PTR	corpsmtpout.ameritrade.com
204.58.25.21	A+PTR	corpdnsout.ameritrade.com
204.58.25.22	A+PTR	corpout.ameritrade.com
204.58.25.26	A	cmx01.ameritrade.com
204.58.26.64	A	a2-tx.tdameritrade.com
204.58.26.72	A	b2-tx.tdameritrade.com
204.58.26.168	A	hqplus.amtdw.com
204.58.26.171	A	hqwww.amtdw.com
204.58.26.200	A	hqplus.amtdw.com
204.58.26.203	A	hqwww.amtdw.com
204.58.62.12	PTR	host12.abmis.ca
204.58.62.12	A	paradise.ws.townsuite.com
204.58.62.96	A	webmail.fraserhoyt.com
204.58.62.106	A	mail.fraserhoyt.com
204.58.62.106	A	mail.goguenchamplain.com
204.58.111.3	A+PTR	ns2.dhh.louisiana.gov
204.58.111.3	A+PTR	dhh-dr-dns.oph.dhh.louisiana.gov
204.58.111.3	A+PTR	dhh-dr-dns.dhh.state.la.us
204.58.123.3	A+PTR	ns1.dhh.louisiana.gov
204.58.123.3	A	dhh.state.la.us
204.58.123.3	A	bcy-prd-dns01.dhh.louisiana.gov
204.58.123.6	PTR	bhsfola.dhh.la.gov
204.58.123.6	PTR	bhsfweb.dhh.la.gov
204.58.123.6	PTR	bhsfola.dhh.louisiana.gov
204.58.123.9	PTR	dhhtest.dhh.louisiana.gov
204.58.124.83	A	lcs-atr.com
204.58.124.120	A	inspections.eatsafe.la.gov
204.58.124.200	A	omhiis.dhh.la.gov
204.58.124.206	A	pmis.dhh.la.gov
204.58.131.80	A	smtphost.tectura.com
204.58.131.121	A	mytectura.com
204.58.131.121	A	www.mytectura.com
204.58.131.131	A	tectura.org
204.58.135.25	A	c.quiznossub.com
204.58.135.43	A	myquiznos.com
204.58.135.44	A	canada.ownaquiznos.com
204.58.147.14	A	mailhost.mazzetta.com
204.58.147.15	A+PTR	mailhost1.mazzetta.com
204.58.150.193	PTR	borg.snelling.com
204.58.150.198	PTR	mysnelling.com
204.58.150.198	A	mysnelling.net
204.58.150.203	A	mobile.snelling.com
204.58.150.204	A	snellingtechnology.com
204.58.150.204	A	snellingmedical.com
204.58.152.4	A	electrictools.com
204.58.152.8	A	ns1.netcomi.com
204.58.155.20	A	ns5.netcomi.com
204.58.155.21	A	ns6.netcomi.com
204.58.155.129	A	hosting.netcom.com
204.58.155.200	A	mailqueue.hosting.netcom.com
204.58.163.89	A	securemail.libertyhcs.org
204.58.163.107	A	cpacs.libertyhcs.org
204.58.163.227	A	pacs.libertyhealth.org
204.58.163.230	A	extdns1.libertyhealth.org
204.58.168.66	A	email.parkview.com
204.58.168.90	A	email-test.parkview.com
204.58.168.91	A	parkviewtotalhealth.org
204.58.168.91	A	www.pscsurgery.com
204.58.170.35	A	netlearning.parkview.com
204.58.170.35	A	portal.parkview.com
204.58.170.235	A	netlearning.parkview.com
204.58.170.235	A	portal.parkview.com
204.58.170.252	A	ens2.parkview.com
204.58.170.252	A	lhdcib03.parkview.com
204.58.180.0	PTR	net-204-58-180-0.ebparks.org
204.58.180.1	PTR	router.ebparks.org
204.58.180.201	A	proxy2.ebparks.org
204.58.180.202	A	classweb.ebparks.org
204.58.180.206	A	netscreen.ebparks.org
204.58.180.212	A	pomail.ebparks.org
204.58.186.10	PTR	losangeles.hide.publicisgroupe.net
204.58.204.1	A	opteman.lakegov.net
204.58.204.13	A	inform.lakecountyil.gov
204.58.204.13	A	vpn.lakecountyil.gov
204.58.204.38	A	120now.com
204.58.207.95	PTR	lakegov.net
204.58.207.95	A+PTR	ns4.lakegov.net
204.58.207.96	PTR	lakegov.net
204.58.207.96	PTR	ns3.lakegov.net
204.58.217.100	PTR	204-58-217-100.frs.state.fl.us
204.58.218.105	PTR	204-58-218-105.frs.state.fl.us
204.58.219.255	PTR	204-58-219-255.frs.state.fl.us
204.58.223.148	A	mail1.pacmed.org
204.58.223.162	A	prodce.pacmed.org
204.58.233.1	A+PTR	nic-internet.fnni.com
204.58.233.1	A+PTR	nic.fnni.com
204.58.233.1	A+PTR	nic.fnni.net
204.58.233.3	PTR	a.fnbo.com
204.58.233.3	PTR	tc03pbs500att-t1.fnni.net
204.58.234.77	A	wwc.firstnational.com
204.58.234.156	A	wwq.fnmsmerchantapp.com
204.58.235.10	A	bwmg2.infosec-eng.com
204.58.235.101	A	bwmg1.infosec-eng.com
204.58.244.1	A+PTR	mygn1.myriad.com
204.58.244.2	A+PTR	firewall.myriad.com
204.58.244.3	A+PTR	mygn3.myriad.com
204.58.244.4	A	vpn.myriad.com
204.58.246.35	A	portal.cbi.com
204.58.246.45	A	smtp.cbi.us
204.58.246.46	A	smtp.cbi.us
204.58.246.81	A	ns5.cbidns.com
204.58.246.83	A	edms-plf.cbi.com
204.58.248.8	A	ns1.cbidns.com
204.58.248.8	A	plainfield-dns3.chicagobridge.com
204.58.248.9	A	ns2.cbidns.com
204.58.248.12	A	share.cbi.com
204.58.248.42	A	portal.cbi.com
204.58.254.45	A	sdmail.worldpac.com
204.58.254.198	A	sd.worldpac.com
204.58.254.205	A	dca.wpac.com
204.58.254.207	A	smtp.wpac.com
204.59.1.14	A+PTR	gip-dubl-ie-car-1-s0.gip.net
204.59.1.66	A+PTR	gip-cpe-siebe.gip.net
204.59.1.90	A	gip-cpe-vodata.gip.net
204.59.1.195	A	gip-lone-fddi-1.gip.net
204.59.2.18	A	gip-uunet-lond.gip.net
204.59.2.150	A	gip-cpe-symbol.gip.net
204.59.2.154	A	gip-cpe-smithkline.gip.net
204.59.2.174	A	gip-cpe-orientcap.gip.net
204.59.5.42	A	pfra1161-s2-3-732.gip.net
204.59.6.86	A	gip-cpe-unichains.gip.net
204.59.7.26	A	hercules.ftna.com
204.59.7.30	A	herakles.ftna.com
204.59.8.14	A	gip-dubl-ie-car-2-s8.gip.net
204.59.8.18	A+PTR	gip-dubl-ie-car-2-s9.gip.net
204.59.8.22	A+PTR	gip-dubl-ie-car-3-s9.gip.net
204.59.32.1	A+PTR	ns-res1.globalintranet.net
204.59.32.1	A	ns-res2.globalintranet.net
204.59.64.209	A	bhnd403-fe10-0-0.gip.net
204.59.64.211	A+PTR	gip-tokyo-hub-1.gip.net
204.59.64.212	A	cs-toky-jp-1.gip.net
204.59.64.214	A	bhnd403-fe10-0-0-1.gip.net
204.59.80.222	A	news-hk.gip.net
204.59.80.222	A	news-sydn.gip.net
204.59.80.232	A	news-sydn2.gip.net
204.59.88.211	A+PTR	gip-hk-hub-1.gip.net
204.59.89.193	A	bxkt403-e5-2.gip.net
204.59.89.212	A	gip-hk-cache-1.gip.net
204.59.89.222	A	news-hk2.gip.net
204.59.106.206	A+PTR	gsn-hamb-de-csr-1.gip.net
204.59.106.207	A	gsn-stut-de-csr-1.gip.net
204.59.106.208	A	gsn-duss-de-csr-1.gip.net
204.59.106.209	A	gsn-muni-de-csr-1.gip.net
204.59.144.30	A	gip-titasz.gip.net
204.59.144.66	A	gip-ip-global-paris.gip.net
204.59.144.195	A	gip-dc-fddi-1.gip.net
204.59.144.196	A	gip-dc-fddi-2.gip.net
204.59.152.193	A	biad401-fe0-0-0-3-isl.gip.net
204.59.152.193	A	gip-res-syslan.gip.net
204.59.152.195	A	ns.gip.net
204.59.152.195	A	nic.gip.net
204.59.155.15	A	www.hotgames.net
204.59.155.20	A	bigdaddy.gip.net
204.59.155.27	A	wolfox.gip.net
204.59.155.39	A	morpheus.gip.net
204.59.156.36	A+PTR	jun-gw.gip.net
204.59.156.39	A	gip-dial-ethernet0.gip.net
204.59.156.46	A	dinosaur.gip.net
204.59.156.89	A	soho.gip.net
204.59.158.33	A	biad401-fe0-0-1.gip.net
204.59.158.34	A	biad401-fe0-0-1-1.gip.net
204.59.158.35	A	biad411-fe0-0-1.gip.net
204.59.158.38	A	gip-oak-nmc-2-fe0-0.gip.net
204.59.250.5	A	byyz403-lo0.gip.net
204.59.250.9	A	byyz403-fe2-0-0.gip.net
204.59.250.13	A	byyz403-tun0.gip.net
204.59.250.14	A	byvr403-tun0.gip.net