Robtex

Up: 64.20.50.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.20.51.0/25
Down right: 64.20.51.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.20.51.2	A+PTR	linux2nt.trouble-free.net
64.20.51.6	A	smartsolutions-hr.com
64.20.51.6	A	mail.smartsolutions-hr.com
64.20.51.10	A	dns1.vectro.com
64.20.51.11	A	dns2.vectro.com
64.20.51.18	PTR	server.paidhoster.com
64.20.51.18	A	mitsubishicrop.com
64.20.51.18	A	tceovn.com
64.20.51.19	A	cibcaccess.com
64.20.51.19	A	westpacfin.com
64.20.51.19	A	ns1.paidhoster.com
64.20.51.20	A	amnovv.com
64.20.51.20	A	proqettilb.com
64.20.51.20	A	maplesecuritiesltd.com
64.20.51.21	A	pecheurdenature.fr
64.20.51.21	A	citibankonlineweb.com
64.20.51.21	A	jawisystems.com
64.20.51.22	A	mail.royalbank-id.com
64.20.51.22	A	bayantrayan.com
64.20.51.22	A	santanderpbp.com
64.20.51.30	A	mail.idealjobs.lk
64.20.51.30	A	idealjobs.lk
64.20.51.30	A	www.idealjobs.lk
64.20.51.36	PTR	myrockspoint.com
64.20.51.42	A	dentistdig.com
64.20.51.43	A	www.medhunting.com
64.20.51.43	A	medhunting.com
64.20.51.44	A	finddoctors.org
64.20.51.45	A	doctorsdig.com
64.20.51.58	PTR	azrael.webfootprint.net
64.20.51.58	A	autodeposits.net
64.20.51.58	A	jayme.info
64.20.51.59	A+PTR	ns2.webfootprint.net
64.20.51.59	A	rxlny.com
64.20.51.61	A	nyctaskforce.org
64.20.51.61	A	mail.nyctaskforce.com
64.20.51.61	A	nyctaskforce.info
64.20.51.67	A	ns1.chansys.com
64.20.51.67	A	homerent.com
64.20.51.67	A	ns2.chansys.com
64.20.51.68	PTR	server.hunaperu.com
64.20.51.68	A	ns2.hunaperu.com
64.20.51.68	A	ns1.hunaperu.com
64.20.51.69	A	christophersteele.com.au
64.20.51.69	A	virtualusabusiness.com
64.20.51.69	A	mail.virtualusabusiness.com
64.20.51.70	PTR	mds.iyv.co
64.20.51.70	A	iyv.co
64.20.51.82	A	dns.devms.ca
64.20.51.82	A	dns2.devms.ca
64.20.51.90	A	team.easysol.net
64.20.51.99	A	*.txiesc.com
64.20.51.99	A	pavegro.com
64.20.51.99	A	trugro.com
64.20.51.106	PTR	cs1.initrustnetwork.org
64.20.51.106	A	mail.matthewsrewards.com
64.20.51.106	A	ns22.pentaserver.com
64.20.51.107	PTR	penta22.pentaserver.com
64.20.51.107	A	www.cosmedicalsolutions.com
64.20.51.107	A	sig-irc.com
64.20.51.108	A	dc-b97be91a.emiratehawks.com
64.20.51.108	A	dc-ef177c8bcbe8.emiratehawks.com
64.20.51.110	PTR	cs5.initrustnetwork.org
64.20.51.110	A	agis.ae
64.20.51.114	PTR	kvm100.is.cc
64.20.51.114	A	*.com.htmlwww.hotshare.net
64.20.51.114	A	*.hotshare.net
64.20.51.115	A	ns2.hotshare.net
64.20.51.122	PTR	ds53.buyhttp.com
64.20.51.122	A	smf-hosting.com
64.20.51.122	A	joomlasecurity.com
64.20.51.125	PTR	mymail.buyhttp.com
64.20.51.130	A+PTR	sc6.6z6.com
64.20.51.130	A	cybercat.com
64.20.51.130	A	mail.sexybase.com
64.20.51.131	A	tornadoserver.com
64.20.51.131	A	naijauncut.com
64.20.51.131	A	www.naijauncut.com
64.20.51.155	A	pelis28.co
64.20.51.163	A+PTR	ssk.alamosogroup.com
64.20.51.164	A+PTR	mail.asset2019.com
64.20.51.164	A	asset2019.com
64.20.51.165	A+PTR	mail.epciproject.com
64.20.51.165	A	epciproject.com
64.20.51.166	PTR	mail.pmiproject.com
64.20.51.166	A	cberdata.net
64.20.51.166	A	mail.cberdata.net
64.20.51.169	PTR	asiaogroup.com
64.20.51.169	A	mail.worldepcsummit.com
64.20.51.169	A	worldepcsummit.com
64.20.51.171	A+PTR	mail.asset-int-management.com
64.20.51.172	A+PTR	mail.maintenance-asset.com
64.20.51.173	A+PTR	mail.asset-integ.com
64.20.51.173	A	asset-integ.com
64.20.51.202	A	ns2.carosticos.com
64.20.51.202	A	ns1.carosticos.com
64.20.51.206	A	near.carosticos.com
64.20.51.210	A	stas-fb.xpower.net
64.20.51.218	PTR	ds9.pzinternet.com
64.20.51.218	A	bpdproductions.com
64.20.51.218	A	mail.lona.es
64.20.51.219	A	ns2.swtpltd.com
64.20.51.219	A	bidonprints.com
64.20.51.219	A	sanjeevanand.com
64.20.51.220	A	ns3.swtpltd.com
64.20.51.220	A	www.siliconwebtech.com
64.20.51.220	A	siliconwebtech.com
64.20.51.221	A	ns4.swtpltd.com
64.20.51.221	A	facultysquare.com
64.20.51.222	A	marketingmammoth.com
64.20.51.234	PTR	fox.trouble-free.net
64.20.51.234	A	kriptonyum.com
64.20.51.234	A	investingtipsonline.com
64.20.51.235	PTR	fox.trouble-free.net
64.20.51.235	A	dns2008b.trouble-free.net
64.20.51.242	PTR	host62.mnafe.com
64.20.51.242	A	albishtawi.com
64.20.51.242	A	www.albishtawi.com
64.20.51.243	PTR	nj-relay0offload-a.mailbaby.net
64.20.51.251	PTR	server.customclothiers.com
64.20.51.251	A	mail.ambi.com
64.20.51.251	A	www.mcleancustomclothiers.com