Robtex

Up: 170.81.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 170.81.40.0/23
Down right: 170.81.42.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
170.81.40.151	PTR	170-81-40-151.ferenz.com.br
170.81.40.157	PTR	170-81-40-157.ferenz.com.br
170.81.40.199	PTR	170-81-40-199.ferenz.com.br
170.81.40.199	A	www.musmart.com.br
170.81.40.199	A	musmart.com.br
170.81.40.211	PTR	170-81-40-211.ferenz.com.br
170.81.40.211	A	appjuli.com
170.81.40.214	PTR	170-81-40-214.ferenz.com.br
170.81.40.214	A	blackdragons.ddns.net
170.81.40.228	PTR	170-81-40-228.ferenz.com.br
170.81.40.228	A	tudosobreapostasesportivas.com
170.81.40.228	A	dermaestudio.com.br
170.81.40.234	PTR	170-81-40-234.ferenz.com.br
170.81.40.234	A	tibiawave.com
170.81.41.0	PTR	170-81-41-0.ferenz.com.br
170.81.41.1	PTR	170-81-41-1.ferenz.com.br
170.81.41.10	PTR	170-81-41-10.ferenz.com.br
170.81.41.10	A	lojasjet.com
170.81.41.13	PTR	ns3.svrbrasil.com.br
170.81.41.13	A	valoreconomico.tech
170.81.41.13	A	nutriamerican.com.br
170.81.41.14	PTR	ns4.svrbrasil.com.br
170.81.41.16	PTR	170-81-41-16.ferenz.com.br
170.81.41.16	A	infernusrp.com
170.81.41.83	A+PTR	ssdbr02s.ferenz.com.br
170.81.41.83	A	mutron.com.br
170.81.41.83	A	dc-34da2fb4a717.mustylex.com
170.81.41.100	PTR	sv-atos.advendns.org
170.81.41.100	A	falarwhats.com.br
170.81.41.101	PTR	170-81-41-101.ferenz.com.br
170.81.41.101	A	ns1.giovanoni.com.br
170.81.41.101	A	colegiocpp.com.br
170.81.41.102	PTR	sv-genesis.advendns.org
170.81.41.102	A	madeiraparatelhado.com
170.81.41.103	PTR	ns2.svgenesis.advendns.org
170.81.41.106	A+PTR	servidor.reisman.com.br
170.81.41.106	A	dns-master.reisman.com.br
170.81.41.106	A	fotosdevestidosdenoivas.com.br
170.81.41.107	PTR	ipv4-107.reisman.com.br
170.81.41.108	PTR	ipv4-108.reisman.com.br
170.81.41.108	A	betamc.batt.host
170.81.41.127	PTR	srv02.hostoo.io
170.81.41.127	A	sertes.com.br
170.81.41.127	A	dluzzi.com.br
170.81.41.163	PTR	gubax.com.br
170.81.41.163	A	gub.ax
170.81.41.164	PTR	170-81-41-164.ferenz.com.br
170.81.41.184	PTR	170-81-41-184.ferenz.com.br
170.81.41.184	A	ddtankiceworld.com
170.81.41.205	PTR	170-81-41-205.ferenz.com.br
170.81.41.205	A	brutal-co.com
170.81.42.2	PTR	170-81-42-2.ferenz.com.br
170.81.42.2	A	microempreendedor.club
170.81.42.11	PTR	170-81-42-11.ferenz.com.br
170.81.42.11	A	ns1.jnethost.com.br
170.81.42.11	A	jnethost.com.br
170.81.42.13	PTR	170-81-42-13.ferenz.com.br
170.81.42.14	PTR	170-81-42-14.ferenz.com.br
170.81.42.14	A	ryl4friends.com
170.81.42.16	A	comprelisko.com.br
170.81.42.17	PTR	170-81-42-17.ferenz.com.br
170.81.42.17	A	facemarket.com.br
170.81.42.20	PTR	musthost.com.br
170.81.42.20	A	ns2.musthospedagem.com.br
170.81.42.20	A	ns2.musthost.com.br
170.81.42.42	PTR	ns1.ferenz.com.br
170.81.42.42	A	ns1.webair.net.br
170.81.42.42	A	ns1.grupospeednet.com.br
170.81.42.50	A+PTR	srv.vexhost.com.br
170.81.42.50	A	vexti.com.br
170.81.42.50	A	josemariarodrigues.com.br
170.81.42.52	PTR	170-81-42-52.ferenz.com.br
170.81.42.52	A	handfm.com
170.81.42.72	PTR	vps.maxware.com.br
170.81.42.72	A	ns.simquimica.com.br
170.81.42.72	A	ns.cia10.com.br
170.81.42.73	PTR	170-81-42-73.ferenz.com.br
170.81.42.74	PTR	vps.maxware.com.br
170.81.42.79	PTR	170-81-42-79.ferenz.com.br
170.81.42.79	A	tales-global.servegame.com
170.81.42.79	A	talesglobal.com
170.81.42.90	PTR	170-81-42-90.ferenz.com.br
170.81.42.90	A	magnoalves.com.br
170.81.42.103	PTR	170-81-42-103.ferenz.com.br
170.81.42.103	A	imortalwow.com
170.81.42.106	A+PTR	ns2.spwhost.srv.br
170.81.42.106	A	spwhost.com.br
170.81.42.106	A	solucaosites.com.br
170.81.42.107	PTR	servidor01.spwhost.srv.br
170.81.42.136	PTR	170-81-42-136.ferenz.com.br
170.81.42.136	A	darknessofdynasty.com
170.81.42.179	PTR	170-81-42-179.ferenz.com.br
170.81.42.185	PTR	170-81-42-185.ferenz.com.br
170.81.42.185	A	esuspec.com
170.81.42.190	A	patuweb.com.br
170.81.42.201	PTR	sv-genesis.advendns.org
170.81.42.201	A	malasdireta.com
170.81.42.201	A	ns3.dualstudio.com.br
170.81.42.202	PTR	ns2.svgenesis.advendns.org
170.81.42.207	PTR	170-81-42-207.ferenz.com.br
170.81.42.226	A	ns1.betstar365.com
170.81.42.227	PTR	br2.pietroweb.com.br
170.81.42.227	A	ns2.betstar365.com
170.81.42.233	A	virtualrbm.com
170.81.42.245	PTR	170-81-42-245.ferenz.com.br
170.81.42.245	A	afainformatica.ddns.net
170.81.42.247	PTR	170-81-42-247.ferenz.com.br
170.81.42.247	A	shadowbaiak.sytes.net
170.81.42.248	PTR	170-81-42-248.ferenz.com.br
170.81.42.248	A	tiranosconquer.com
170.81.42.251	A+PTR	mx1.zoom.rio.br
170.81.42.251	A	ns1.zoom.rio.br
170.81.43.1	PTR	170-81-43-1.ferenz.com.br
170.81.43.34	PTR	170-81-43-14.ferenz.com.br
170.81.43.34	A	prbeenery.com
170.81.43.34	A	hostingcbs.com
170.81.43.35	PTR	170-81-43-35.ferenz.com.br
170.81.43.43	PTR	170-81-43-43.ferenz.com.br
170.81.43.43	A	ns2.elshadayhost.com.br
170.81.43.43	A	ns2.digiplan.online
170.81.43.58	PTR	ssdbr02.gubax.com.br
170.81.43.58	A	powerfitacademia.com.br
170.81.43.58	A	absfibra.com.br
170.81.43.59	PTR	ns2.ssdbr02.gubax.com.br
170.81.43.60	PTR	ssdbr01.ferenz.com.br
170.81.43.60	A	estanciaalvorada.com.br
170.81.43.60	A	rockdrive.com.br
170.81.43.61	PTR	ssdbr01.ferenz.com.br
170.81.43.62	PTR	ssdbr02mx.ferenz.com.br
170.81.43.64	A	adg.org.br
170.81.43.64	A	evolucaohost.com.br
170.81.43.64	A	pizzariadonattela.com.br
170.81.43.65	PTR	ssdbr01.dwtecnologia.com.br
170.81.43.65	A	visitasreais.com.br
170.81.43.73	PTR	170-81-43-73.ferenz.com.br
170.81.43.73	A	redeguanabaragas.com.br
170.81.43.73	A	santavisita.com.br
170.81.43.76	PTR	170-81-43-76.ferenz.com.br
170.81.43.76	A	e-fortaleza.com.br
170.81.43.76	A	imoveis-urbanova.com.br
170.81.43.78	PTR	srv3.omeuhost.com.br
170.81.43.78	A	tiggercomp.com.br
170.81.43.92	A	whmcs.red
170.81.43.97	A	br.ghost.su
170.81.43.97	A	ghost.su
170.81.43.100	PTR	170-81-43-100.ferenz.com.br
170.81.43.100	A	expovaleab.com.br
170.81.43.108	A	glasnetwork.com.br
170.81.43.108	A	hipnosecampinas.com
170.81.43.108	A	saomiguelwebradio.com
170.81.43.109	PTR	170-81-43-109.ferenz.com.br
170.81.43.112	A	ns2.svhome.advendns.org
170.81.43.116	PTR	170-81-43-116.ferenz.com.br
170.81.43.116	A	mail.e-fortaleza.com.br
170.81.43.117	A	www.webtem.com.br
170.81.43.118	PTR	br.dominusti.com
170.81.43.118	A	celerecar.com
170.81.43.118	A	celereassessoria.com
170.81.43.120	PTR	170-81-43-120.ferenz.com.br
170.81.43.120	A	modelarconstrucoes.com.br
170.81.43.120	A	servidor.mliellweb.com.br
170.81.43.123	PTR	170-81-43-123.ferenz.com.br
170.81.43.133	A+PTR	br13.servercloud.com.br
170.81.43.133	A	rterra.com.br
170.81.43.133	A	lineaconstrucao.com.br
170.81.43.135	PTR	170-81-43-135.ferenz.com.br
170.81.43.137	PTR	170-81-43-137.ferenz.com.br
170.81.43.137	A	pingodesorte.com
170.81.43.137	A	xabloo.com
170.81.43.141	PTR	170-81-43-141.ferenz.com.br
170.81.43.141	A	visitelondrina.com.br
170.81.43.141	A	servidor01.admaze.com.br
170.81.43.142	PTR	170-81-43-142.ferenz.com.br
170.81.43.145	A	ns2.megadedicados.com.br
170.81.43.145	A	ns2.sigasolucoes.com.br
170.81.43.145	A	ns2.taurus.webmundo.com.br
170.81.43.150	PTR	servidor.sawebsiteshost.com.br
170.81.43.150	A	eurocontabil.com
170.81.43.150	A	aquariosflamboyant.com.br
170.81.43.151	PTR	ns2.sawebsiteshost.com.br
170.81.43.153	PTR	kangaroo.srv.br
170.81.43.153	A	ns1.kangaroo.srv.br
170.81.43.153	A	mail.kangaroohost.com.br
170.81.43.154	PTR	kangaroo.srv.br
170.81.43.154	A	ns2.kangaroo.srv.br
170.81.43.154	A	ns2.foxsolucoes.net
170.81.43.162	A	pogscript.com
170.81.43.162	A	ferroemadeira.com
170.81.43.162	A	agencyellabore.com
170.81.43.167	PTR	br3.fabweb.com.br
170.81.43.167	A	htcursos.com.br
170.81.43.167	A	agilytelecom.com.br
170.81.43.168	PTR	srv055.conntrust.com
170.81.43.168	A	mail.guardavirtual.com
170.81.43.168	A	mail.logajato.com.br
170.81.43.169	PTR	srv056.conntrust.com
170.81.43.176	A+PTR	sv-romanos.advendns.org
170.81.43.180	PTR	170-81-43-180.ferenz.com.br
170.81.43.180	A	seawall.com.br
170.81.43.180	A	radiospro.com.br
170.81.43.181	PTR	ns2.svsalmos.advendns.org
170.81.43.182	PTR	sv-galatas.advendns.org
170.81.43.183	PTR	ns2.svgalatas.advendns.org
170.81.43.184	PTR	170-81-43-184.ferenz.com.br
170.81.43.184	A	pousadadiamante.com
170.81.43.184	A	audiostreaming.com.br
170.81.43.186	PTR	170-81-43-186.ferenz.com.br
170.81.43.195	PTR	probr01mx.ferenz.com.br
170.81.43.195	A	ns1.glariston.com.br
170.81.43.195	A	glariston.com.br
170.81.43.200	PTR	170-81-43-200.ferenz.com.br
170.81.43.200	A	animescx.com
170.81.43.201	A	matiasadv.com
170.81.43.201	A	iplums.com.br
170.81.43.201	A	jornadadodinheiro.com
170.81.43.202	PTR	rw.servidoresbrasil.com
170.81.43.203	PTR	cbi.sarosinc.com
170.81.43.204	PTR	br01.noisnaweb.com.br
170.81.43.204	A	analicalcados.com.br
170.81.43.204	A	camisetasoriginal.com
170.81.43.205	PTR	server1.mousethec.com
170.81.43.206	PTR	170-81-43-206.ferenz.com.br
170.81.43.210	PTR	170-81-43-210.ferenz.com.br
170.81.43.210	A	bodyflash.com.br
170.81.43.210	A	ns1.bodyflash.com.br
170.81.43.211	PTR	170-81-43-211.ferenz.com.br
170.81.43.211	A	ns2.bodyflash.com.br
170.81.43.212	PTR	br01.eservidor.net
170.81.43.212	A	afservicostecnicos.com
170.81.43.212	A	dc-5ac829d621b9.projetoarquetipos.com.br
170.81.43.213	PTR	170-81-43-213.ferenz.com.br
170.81.43.227	PTR	server-web1.sc.frz.samtooweb.com
170.81.43.227	A	mail.ideiasconsultoria.com.br
170.81.43.227	A	ideiasconsultoria.com.br
170.81.43.237	PTR	ssdbr01mx2.ferenz.com.br
170.81.43.237	A	downloadfreethemes.me
170.81.43.237	A	innovabro.com
170.81.43.254	A	ferenz.com.br
170.81.43.254	A	br.ferenz.com.br