Robtex

Up: 5.1.82.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 5.1.83.0/25
Down right: 5.1.83.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.1.83.0	A	83.1.5.in-addr.arpa
5.1.83.14	A	christosstavrinou.com
5.1.83.14	A	schrsoftwaredevelopment.com
5.1.83.14	A	schrdev.gr
5.1.83.17	A	mail.ukkamagra.com
5.1.83.17	A	ukkamagra.com
5.1.83.17	A	www.ukkamagra.com
5.1.83.43	A+PTR	huelsman.net
5.1.83.43	A	geltmanager.com
5.1.83.46	A+PTR	smtp.pifico.ru
5.1.83.46	A	smtp.getaway-tour.ru
5.1.83.48	A	www.naughtyamateurshemales.com
5.1.83.48	A	binaryoptionpartner.com
5.1.83.48	A	verandabeachltd.com
5.1.83.50	PTR	mail2.bigboysblast.com
5.1.83.57	A+PTR	crigora.net
5.1.83.57	A	datamednet.com
5.1.83.57	A	astrocyteqnt.com
5.1.83.59	A+PTR	smtp.exscudo.com
5.1.83.62	A+PTR	5183624p2.maya-dns.net
5.1.83.62	A	rainbowwave.com
5.1.83.62	A	www.rainbowwave.com
5.1.83.65	A+PTR	uk.divx.se
5.1.83.109	PTR	5067988.com
5.1.83.110	PTR	5183110ftq.maya-dns.net
5.1.83.110	A	mic-uk.info
5.1.83.117	PTR	harborcitysupply.com
5.1.83.119	PTR	fabmania.net
5.1.83.121	PTR	51831215iv.maya-dns.net
5.1.83.124	PTR	gaskill.net
5.1.83.128	PTR	88859265.com
5.1.83.128	A	mx1.emperate.com
5.1.83.128	A	ns7.systered.com
5.1.83.130	A	iloopit.net
5.1.83.135	A+PTR	5183135y0c.maya-dns.net
5.1.83.135	A	quotearchitect.com
5.1.83.135	A	product-architect.com
5.1.83.144	PTR	sherwood.eliteandtargeted.host
5.1.83.158	A	ns2.finasteridepropecia-online.net
5.1.83.158	A	mail.100mgcanadaviagra.org
5.1.83.158	A	ns2.100mgcanadaviagra.org
5.1.83.159	A	mail.prednisoneno-prescriptionbuy.net
5.1.83.159	A	online-buyprednisone.com
5.1.83.159	A	ns1.buylasix-online.net
5.1.83.165	PTR	new.paypros.email
5.1.83.168	A	ns1.shorm4host.com
5.1.83.168	A	ns2.shorm4host.com
5.1.83.168	A	shorm4host.com
5.1.83.173	A	bbrad.net
5.1.83.173	A	www.bbrad.net
5.1.83.176	PTR	176.83.1.5.in-addr.arpa
5.1.83.176	A	ns2.devtester.ro
5.1.83.176	A	devtester.ro
5.1.83.180	A+PTR	5183180j4f.maya-dns.net
5.1.83.180	A	marcushoyum.com
5.1.83.183	A	libreriadavida.com
5.1.83.188	A+PTR	streamer-london.radio.co
5.1.83.188	A	pantjapijar.com
5.1.83.188	A	streamer.radio.co
5.1.83.189	PTR	4555500.com
5.1.83.206	A+PTR	mail.kontaktpp-cgi2016772.com
5.1.83.207	PTR	fabmania.net
5.1.83.208	A+PTR	51832081zi.maya-dns.net
5.1.83.208	A	anonplus.ml
5.1.83.208	A	www.anonplus.ml
5.1.83.209	A+PTR	lassnig.co.uk
5.1.83.209	A	www.jdetables.com
5.1.83.209	A	ns4.webbasedsystems.co.uk
5.1.83.211	PTR	exeter.ashsenterprises.ltd
5.1.83.211	A	apultdtest.com
5.1.83.211	A	stekkishodan.com
5.1.83.212	A	4ex.site
5.1.83.214	A	girl.global-bill.com
5.1.83.214	A	ns2.global-bill.com
5.1.83.214	A	ns1.global-bill.com
5.1.83.216	A+PTR	srv15.ibucovina.com
5.1.83.220	A	uncanonise.timetechinc.com
5.1.83.223	A	ns2.ads4pics.com
5.1.83.224	A	ns2.geekpilot.ru
5.1.83.224	A	ns2.sudobash.ru
5.1.83.224	A	vps.geekpilot.ru
5.1.83.226	A+PTR	5183226xuc.maya-dns.net
5.1.83.230	A	youbet123.com
5.1.83.246	A+PTR	psv.skirdaltd.com
5.1.83.246	A	skirdaltd.com
5.1.83.249	PTR	host-249.solvps.com.83.1.5.in-addr.arpa
5.1.83.249	A	ns3.solvps.com
5.1.83.249	A	ns3.mayavirtual.com