Robtex

Up: 190.228.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 190.228.64.0/22
Down right: 190.228.68.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
190.228.66.6	A	dns2.easymail.com.ar
190.228.66.7	A	dns3.easymail.com.ar
190.228.66.7	A	host7.190-228-66.telecom.net.ar
190.228.66.14	A	www2.easymail.com.ar
190.228.66.15	A	host15.190-228-66.telecom.net.ar
190.228.66.15	A	webmail.easymail.com.ar
190.228.66.16	A+PTR	www.easymail.com.ar
190.228.66.16	A	www.planilla4.com
190.228.66.17	A+PTR	mail1.easymail.com.ar
190.228.66.17	A	mail.lalacteo.com
190.228.66.18	PTR	mail2.easymail.com.ar
190.228.66.19	PTR	mail3.easymail.com.ar
190.228.67.48	A	host48.190-228-67.telecom.net.ar
190.228.67.104	A+PTR	host104.190-228-67.telecom.net.ar
190.228.67.115	PTR	mail.hi-link.com.ar
190.228.67.127	A	host127.190-228-67.telecom.net.ar
190.228.67.143	A	host143.190-228-67.telecom.net.ar
190.228.67.162	PTR	host162.190-228-67.telecom.net.ar
190.228.67.162	A	ns1.cajaforensesantafe.org.ar
190.228.67.164	A	cajaforensesantafe.org.ar
190.228.67.164	A	www.cajaforensesantafe.org.ar
190.228.67.164	A	mail.cajaforensesantafe.org.ar
190.228.67.218	A+PTR	host218.190-228-67.telecom.net.ar
190.228.67.218	A	www.socdebioquimicos.com.ar
190.228.67.218	A	socdebioquimicos.com.ar
190.228.68.47	A	host47.190-228-68.telecom.net.ar
190.228.68.68	A	mail3.romikin.com.ar
190.228.68.68	A	ns1.grupoinsud.net
190.228.68.68	A	romikin68.romikin.com.ar
190.228.68.69	A	mail.grupoinsud.com
190.228.68.72	PTR	romikin72.romikin.com.ar
190.228.68.72	A	mailsender.solantu.com
190.228.68.72	A	mailsender.grupoinsud.com
190.228.68.73	PTR	romikin73.romikin.com.ar
190.228.68.73	A	mail3.solantu.com.ar
190.228.68.85	A	plumada.com.ar
190.228.68.117	A	host117.190-228-68.telecom.net.ar
190.228.68.117	A	dns3.aca.org.ar
190.228.68.130	A	ns1.in2bone.com
190.228.68.131	A	ns1.in2bone.com.ar
190.228.68.153	A+PTR	host153.190-228-68.telecom.net.ar
190.228.68.194	A	biblioteca.ucu.edu.ar
190.228.68.197	A	gualeguaychu.ucu.edu.ar
190.228.68.197	A	ns1.ucu.edu.ar
190.228.68.197	A	ucu.edu.ar
190.228.68.198	A	ucu.edu.ar
190.228.68.229	A	host229.190-228-68.telecom.net.ar
190.228.68.242	A	audifarm.com.ar
190.228.68.245	A	audifarm.com.ar
190.228.68.245	A	sipas.com.ar
190.228.68.245	A	fw1.sipas.com.ar
190.228.68.251	A	estudio-castiglioni.com.ar
190.228.69.1	A+PTR	host1.190-228-69.telecom.net.ar
190.228.69.2	A	cotelan.com.ar
190.228.69.3	PTR	host3.190-228-69.telecom.net.ar
190.228.69.3	A	smtp.cotelan.com.ar
190.228.69.3	A	mail.cotelan.com.ar
190.228.69.14	A	host14.190-228-69.telecom.net.ar
190.228.69.20	A	host20.190-228-69.telecom.net.ar
190.228.69.29	A	host29.190-228-69.telecom.net.ar
190.228.69.43	A+PTR	host43.190-228-69.telecom.net.ar
190.228.69.48	A+PTR	host48.190-228-69.telecom.net.ar
190.228.69.75	A+PTR	host75.190-228-69.telecom.net.ar
190.228.69.99	A+PTR	host99.190-228-69.telecom.net.ar
190.228.69.143	A	host143.190-228-69.telecom.net.ar
190.228.69.151	A	host151.190-228-69.telecom.net.ar
190.228.69.169	A+PTR	host169.190-228-69.telecom.net.ar
190.228.69.177	A+PTR	host177.190-228-69.telecom.net.ar
190.228.69.180	A	host180.190-228-69.telecom.net.ar
190.228.69.188	A	host188.190-228-69.telecom.net.ar
190.228.69.194	A+PTR	host194.190-228-69.telecom.net.ar
190.228.69.210	A+PTR	host210.190-228-69.telecom.net.ar
190.228.69.228	A	host228.190-228-69.telecom.net.ar
190.228.69.238	A	host238.190-228-69.telecom.net.ar
190.228.69.240	A+PTR	host240.190-228-69.telecom.net.ar
190.228.70.48	A+PTR	host48.190-228-70.telecom.net.ar
190.228.70.60	A	grupolucci.com.ar
190.228.70.60	A	elpucarasa.com.ar
190.228.70.60	A	hostmaster.grupolucci.com.ar
190.228.70.98	A+PTR	mail.molflo.com.ar
190.228.70.98	A	molinosflorencia.com.ar
190.228.70.98	A	molflo.com.ar
190.228.70.140	A	viluco.com.ar
190.228.70.162	A	mail.iua.edu.ar
190.228.70.162	A	host162.190-228-70.telecom.net.ar
190.228.70.162	A	mail.alumnos.iua.edu.ar
190.228.70.164	A	www.iua.edu.ar
190.228.70.168	A	ait.org.ar
190.228.70.169	A	host169.190-228-70.telecom.net.ar
190.228.70.169	A	ns1.ait.org.ar
190.228.70.170	A	ns2.ait.org.ar
190.228.70.180	A	proxy.iua.edu.ar
190.228.70.184	A	www.eam.iua.edu.ar
190.228.70.184	A	eam.iua.edu.ar
190.228.70.199	A	host199.190-228-70.telecom.net.ar
190.228.71.34	A+PTR	email.diagnosticomaipu.com.ar
190.228.71.34	A	mail.diagnosticomaipu.com
190.228.71.34	A	resultados.laboratoriomaipu.com.ar
190.228.71.118	A	mail2.alpargatas.com.ar
190.228.71.119	A	alpaonline.com.ar
190.228.71.119	A	www.alpaonline.com.ar
190.228.71.167	A	host167.190-228-71.telecom.net.ar
190.228.71.167	A	lacosta.gov.ar
190.228.71.168	PTR	mail.atlantida.edu.ar
190.228.71.169	A	prensa.lacosta.gob.ar
190.228.71.175	A	host175.190-228-71.telecom.net.ar
190.228.71.191	A	host191.190-228-71.telecom.net.ar
190.228.71.192	PTR	host192.190-228-71.telecom.net.ar
190.228.71.252	A	transitodesanjose.com.ar
190.228.71.254	A	tatest.com.ar