Robtex

Up: 200.73.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 200.73.128.0/19
Down right: 200.73.160.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.73.128.37	PTR	37.128.73.200.cab.prima.net.ar
200.73.128.124	PTR	124.128.73.200.cab.prima.net.ar
200.73.128.124	A	v2ray.teohack.xyz
200.73.128.126	PTR	126.128.73.200.cab.prima.net.ar
200.73.129.1	PTR	1.129.73.200.cab.prima.net.ar
200.73.129.195	PTR	195.129.73.200.cab.prima.net.ar
200.73.130.3	A	advertys.net
200.73.130.220	PTR	220.130.73.200.cab.prima.net.ar
200.73.131.66	PTR	200.73.131-66.skyonline.net
200.73.131.67	PTR	mail.robinson.com.ar
200.73.131.130	PTR	dns1.xcity.com.ar
200.73.131.131	PTR	dns3.xcity.com.ar
200.73.132.26	A	cloud.fibercorp.tk
200.73.136.6	A	foreigninbaires.com.ar
200.73.137.217	PTR	d217.thalesgroup.com.ar
200.73.140.111	A	vpsxblk1.online
200.73.141.25	PTR	iron.la.logicalis.com
200.73.144.1	PTR	144-1.skyonline.net
200.73.144.81	PTR	144-81.skyonline.net
200.73.145.2	PTR	2-145-73-200-ptr.ipbusiness.net.ar
200.73.147.58	PTR	58.147.73.200.cab.prima.net.ar
200.73.150.126	PTR	126.150.73.200.cab.prima.net.ar
200.73.152.2	PTR	2.152.73.200.cab.prima.net.ar
200.73.152.3	PTR	152-3.skyonline.net
200.73.152.64	PTR	152-64.skyonline.net
200.73.152.128	PTR	152-128.skyonline.net
200.73.152.130	PTR	152-130.skyonline.net
200.73.152.193	PTR	152-193.skyonline.net
200.73.153.3	PTR	j153-003.instantride.com
200.73.155.2	PTR	j155-002.goldencustomer.com
200.73.156.117	A	florida5.sg.ghayus.com
200.73.158.130	PTR	mx.tsjbaires.gov.ar
200.73.159.86	PTR	159-86.skyonline.net
200.73.159.121	PTR	159-121.skyonline.net
200.73.159.130	PTR	159-130.skyonline.net
200.73.159.150	PTR	159-150.skyonline.net
200.73.159.243	PTR	243.159.73.200.cab.prima.net.ar
200.73.172.25	A	ns1.ip-business.net.ar
200.73.172.26	A	ns2.ip-business.net.ar
200.73.172.52	A	webserver00.netizen.com.ar
200.73.172.228	A	cache1.ip-business.net.ar
200.73.174.51	A	hemonet.com
200.73.175.30	A	marcelacampos.tv
200.73.175.128	PTR	128.175.73.200-static.serversur.net
200.73.175.136	A	hb.comafiempresas.com.ar
200.73.175.195	PTR	www.syscope.com
200.73.176.226	PTR	226.176.73.200.cab.prima.net.ar
200.73.176.226	A	mhosting7.netizen.com.ar
200.73.176.227	A	relay.interlink.com.ar
200.73.176.227	A	mhosting-int.netizen.com.ar
200.73.176.227	A	smtp.interlink.com.ar
200.73.177.66	PTR	mail.plataforma10.net
200.73.177.106	PTR	106.177.73.200.cab.prima.net.ar
200.73.177.138	PTR	galadriel.blackstar.com.ar
200.73.177.179	A	mail.bolivariana.org
200.73.182.20	PTR	dns1.netdata.com.ar
200.73.182.137	PTR	ns2.outdns.net
200.73.182.142	A	ns2.latinainfo.com
200.73.183.18	PTR	tesla.tallion.com.ar
200.73.183.97	A	97-183-73-200-ptr.ipbusiness.net.ar
200.73.183.99	A	99-183-73-200-ptr.ipbusiness.net.ar
200.73.183.100	A	financel.com.ar
200.73.183.100	A	100-183-73-200-ptr.ipbusiness.net.ar
200.73.183.131	A	sfkraft.com
200.73.183.148	PTR	grupotekne.com.ar
200.73.183.176	A	176-183-73-200-ptr.ipbusiness.net.ar
200.73.183.177	A	177-183-73-200-ptr.ipbusiness.net.ar
200.73.183.178	A	178-183-73-200-ptr.ipbusiness.net.ar
200.73.183.195	PTR	frankie.tallion.com.ar
200.73.183.244	A	bmwlatinoamerica.com
200.73.183.244	A	bmwdrivertraining.com.ar
200.73.184.7	PTR	mail3.sdd.com.ar
200.73.184.9	PTR	mail4.sdd.com.ar
200.73.184.52	A	noc.skyonline.net.ar
200.73.184.178	PTR	178.184.73.200.cab.prima.net.ar
200.73.184.178	A	mpm.netizen.com.ar
200.73.185.253	A+PTR	cp01.netizen.com.ar
200.73.186.9	A	amexserviciosonline.com.ar
200.73.186.18	PTR	18.186.73.200.cab.prima.net.ar
200.73.186.18	A	naveganas.com
200.73.186.42	A	jetsbooking.com
200.73.186.42	A	mail.globalairsolution.com
200.73.186.67	A+PTR	antispam01.skyonline.net.ar
200.73.186.70	A	mail2.laboratoriosbernabo.com
200.73.186.70	A	mail2.laboratoriosbernabo.com.ar
200.73.186.233	A	veritas01.netizen.com.ar
200.73.186.249	A	mail.ip-business.net.ar
200.73.187.2	PTR	mail.latinvia.com
200.73.187.2	A	mail.riente.com
200.73.187.42	A	ns1.hypersys-server.com.ar
200.73.187.130	A	marlborofresh.com
200.73.187.130	A	marlborofresh.com.ar
200.73.187.130	A	bemarlboro.com.ar
200.73.187.162	PTR	mail.suserver.com
200.73.187.164	PTR	mail.suserver.com