Robtex

Up: 72.20.24.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 72.20.26.0/24
Down right: 72.20.27.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.20.26.3	PTR
72.20.26.5	PTR
72.20.26.5	A	desperion.ru
72.20.26.5	A	la2.desperion.ru
72.20.26.7	PTR
72.20.26.9	PTR
72.20.26.12	PTR
72.20.26.29	PTR
72.20.26.35	PTR
72.20.26.53	A	live.sixtel.net
72.20.26.113	PTR
72.20.26.113	A	consumerline.in
72.20.26.114	PTR
72.20.26.114	A	incomus.com
72.20.26.114	A	mail2.incomus.com
72.20.26.115	PTR
72.20.26.115	A	blog.yadsi.in
72.20.26.116	PTR
72.20.26.116	A	compalog.com
72.20.26.116	A	spambat.com
72.20.26.117	PTR
72.20.26.117	A	www.extcity.com
72.20.26.117	A	extcity.com
72.20.26.118	PTR
72.20.26.118	A	*.complaintboard.in
72.20.26.118	A	www.complaintboard.in
72.20.26.121	PTR
72.20.26.121	A	mail.myfitbot.com
72.20.26.121	A	myfitbot.com
72.20.26.122	PTR
72.20.26.122	A	bikiniday.com
72.20.26.122	A	newmusicspy.com
72.20.26.125	PTR
72.20.26.125	A	drmechanix.com
72.20.26.125	A	drmechanics.com
72.20.26.126	PTR	www.staminus.net
72.20.26.132	PTR
72.20.26.153	A	support.from.nakedadmin.net
72.20.26.176	PTR
72.20.26.191	PTR
72.20.26.203	PTR
72.20.26.209	A	ns2.dragonz-world.com
72.20.26.214	A	ns1.dragonz-world.com
72.20.26.218	PTR
72.20.26.218	A	ns2.theidshop.com
72.20.26.225	PTR
72.20.26.237	PTR	s7.koddos.com
72.20.26.241	A+PTR	box2.ddoshostingsolutions.com
72.20.26.241	A	mail.hunafa.com
72.20.26.241	A	mail.megasecurity.org
72.20.26.244	PTR
72.20.26.247	PTR	72.20.26.247.staminus.net
72.20.26.251	A	browsgroup.com
72.20.27.31	PTR
72.20.27.33	A	polocal.com.br
72.20.27.33	A	habblohotel.net
72.20.27.34	A	amigohits.com
72.20.27.35	A	locahostings.com.br
72.20.27.35	A	jonas.virtuaserver.com.br
72.20.27.35	A	kaizen.virtuaserver.com.br
72.20.27.36	A	fts-srv.virtuaserver.com.br
72.20.27.37	A	welber.virtuaserver.com.br
72.20.27.38	A	cnoronha.virtuaserver.com.br
72.20.27.38	A	tbraga.virtuaserver.com.br
72.20.27.41	A+PTR	ns3.virtuaserver.com.br
72.20.27.41	A	virtuaback.virtuaserver.com.br
72.20.27.41	A	backup.virtuaserver.com.br
72.20.27.46	A	pistore310.virtuaserver.com.br
72.20.27.49	PTR	72.20.27.49.staminus.net
72.20.27.66	A	sampaioe.virtuaserver.com.br
72.20.27.69	A	brc.dedicado.info
72.20.27.70	A	genesis.virtuaserver.com.br
72.20.27.70	A	drresaliba.virtuaserver.com.br
72.20.27.70	A	d4ni3l.virtuaserver.com.br
72.20.27.71	A+PTR	mail.hospedagem.virtuaserver.com.br
72.20.27.72	A	affter.virtuaserver.com.br
72.20.27.72	A	mail.dedicado.info
72.20.27.72	A	mx5.dedicado.info
72.20.27.75	A	rparreira.virtuaserver.com.br
72.20.27.75	A	brasvip.virtuaserver.com.br
72.20.27.76	A	gthereza.virtuaserver.com.br
72.20.27.77	A	evanedavi.virtuaserver.com.br
72.20.27.77	A	mobile.virtuaserver.com.br
72.20.27.77	A	www.conselhocigano.com.br
72.20.27.89	PTR
72.20.27.109	PTR
72.20.27.113	A	ns4.ayns.net.20120907003129.deleted.gkg.net
72.20.27.130	PTR
72.20.27.130	A	dc-fe6d5590.dts-hd.org
72.20.27.134	PTR
72.20.27.134	A	repacked.info
72.20.27.136	A	ns2.nice1dns.info
72.20.27.136	A	budweiser.ke.gs
72.20.27.138	PTR
72.20.27.138	A	dc-f5c43266.pre-release.info
72.20.27.143	PTR
72.20.27.143	A	lahmer.co.uk
72.20.27.146	A	ns1.nice1dns.info
72.20.27.161	A	ns1.prospeeds.net
72.20.27.162	A	ns2.prospeeds.net
72.20.27.169	A	services.latency.us
72.20.27.194	PTR
72.20.27.198	A	ac9404a2.itsaol.com
72.20.27.201	PTR
72.20.27.201	A	www.irchat.tv
72.20.27.201	A	medicinechest.net
72.20.27.202	PTR
72.20.27.202	A	freeadultjavachat.com
72.20.27.204	PTR
72.20.27.204	A	irc.ircstorm.net
72.20.27.209	PTR
72.20.27.209	A	ns1.chaylz.com
72.20.27.210	PTR
72.20.27.210	A	ns2.chaylz.com
72.20.27.216	A	mail.sendcmp.com
72.20.27.217	PTR
72.20.27.217	A	ns5.920022033.com
72.20.27.217	A	mail.sendcmp.org
72.20.27.218	A	mail.send-cmp.org
72.20.27.218	A	ns6.920022033.com
72.20.27.221	PTR
72.20.27.225	PTR	mail.fxranex.com
72.20.27.225	A	w0288.com
72.20.27.225	A	826c.com
72.20.27.226	A	gpengyu.com
72.20.27.226	A	28666888.com
72.20.27.227	A	ida9.com
72.20.27.228	PTR
72.20.27.228	A	9866688.com
72.20.27.230	PTR
72.20.27.230	A	lunlii.com
72.20.27.230	A	dnsey8.com
72.20.27.235	PTR	hidupku.hancur.gara-gara.cinta.name
72.20.27.237	PTR	chatting.and.make.friend.hn
72.20.27.237	A	mail.beatmode.com
72.20.27.237	A	beatmode.com
72.20.27.238	PTR	lagi.pacaran.info
72.20.27.238	A	bikininet.com
72.20.27.238	A	mail.showsontv.com
72.20.27.244	PTR	making.love.all.the.night.tc
72.20.27.249	PTR	night.tc
72.20.27.250	PTR	hati-hati.saya.ini.penjahat.biz