Robtex

Up: 148.247.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 148.247.0.0/18
Down right: 148.247.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
148.247.1.1	A+PTR	mvax1.red.cinvestav.mx
148.247.1.2	A+PTR	soun.red.cinvestav.mx
148.247.1.3	A	sentry.red.cinvestav.mx
148.247.1.3	A	infadm.inf.cinvestav.mx
148.247.1.133	A+PTR	siga.red.cinvestav.mx
148.247.1.151	A	videoconf151.red.cinvestav.mx
148.247.1.179	A	abiertayadistancia.red.cinvestav.mx
148.247.1.189	A	punad.red.cinvestav.mx
148.247.14.2	A	math.cinvestav.mx
148.247.14.5	A	math05.math.cinvestav.mx
148.247.14.7	A	lucia.math.cinvestav.mx
148.247.14.7	A	gmoreno.math.cinvestav.mx
148.247.14.13	A	gmoreno.math.cinvestav.mx
148.247.14.134	A	power.math.cinvestav.mx
148.247.14.137	A	dukehome.math.cinvestav.mx
148.247.14.138	A	dukebook.math.cinvestav.mx
148.247.14.139	A	gama.math.cinvestav.mx
148.247.21.3	A+PTR	mail.cts-design.com
148.247.21.3	A	cts-design.com
148.247.21.3	A	gdl.cinvestav.mx
148.247.21.11	PTR	intranet.gdl.cinvestav.mx
148.247.21.12	PTR	video.gdl.cinvestav.mx
148.247.21.160	PTR	tesla-com.gdl.cinvestav.mx
148.247.22.8	A+PTR	swnl.saltillo.cinvestav.mx
148.247.22.8	A	snwl.cinvestav.edu.mx
148.247.22.14	PTR	www.saltillo.cinvestav.mx
148.247.22.14	A	cinvestav.edu.mx
148.247.22.14	A	saltillo.cinvestav.mx
148.247.41.197	A+PTR	arcos.qro.cinvestav.mx
148.247.41.197	A	www.qro.cinvestav.mx
148.247.41.197	A	qro.cinvestav.mx
148.247.42.1	A	paseosdelbosque.com
148.247.51.13	A	berlinux.com.mx
148.247.51.13	A	ns1.berlinux.mx
148.247.51.13	A	berlinux.mx
148.247.65.26	A	patricia.sca.cinvestav.mx
148.247.65.28	A	gusano.sca.cinvestav.mx
148.247.65.32	A	ricardo.sca.cinvestav.mx
148.247.65.33	A	pruebas.sca.cinvestav.mx
148.247.65.122	A	berlinux.mx
148.247.66.45	A+PTR	cinvestavca01.exchange.cinvestav.mx
148.247.66.46	A+PTR	cinvestavca02.exchange.cinvestav.mx
148.247.66.46	A	mail.cinvestav.mx
148.247.66.51	A	owa.exchange.cinvestav.mx
148.247.67.1	A	ecorreo.cinvestav.mx
148.247.67.22	A	noticias.cinvestav.mx
148.247.67.22	A	cinvestav.net
148.247.67.22	A	bioelec.cinvestav.mx
148.247.67.24	A	cinvestav.net
148.247.67.24	A	bioelec.cinvestav.mx
148.247.67.197	A	vlsilab.cinvestav.mx
148.247.69.3	A	csb3.csb.cinvestav.mx
148.247.69.6	A+PTR	csb.csb.cinvestav.mx
148.247.69.9	A	sb3.csb.cinvestav.mx
148.247.69.13	A	quimera.csb.cinvestav.mx
148.247.69.233	A+PTR	bcbs.csb.cinvestav.mx
148.247.70.3	A	workstation3.proyectos.cinvestav.mx
148.247.71.254	PTR	gwredac.bioelec.cinvestav.mx
148.247.73.10	A+PTR	admon.dirgral.cinvestav.mx
148.247.73.10	A	infadm.inf.cinvestav.mx
148.247.73.120	A+PTR	exchange.dirgral.cinvestav.mx
148.247.73.120	A	dirgral.cinvestav.mx
148.247.73.227	A+PTR	azteca.dirgral.cinvestav.mx
148.247.74.1	A+PTR	www.matedu.cinvestav.mx
148.247.96.2	A+PTR	ingenieriaelectrica.ie.cinvestav.mx
148.247.96.2	A	ie.cinvestav.mx
148.247.97.1	A+PTR	servdca.ctrl.cinvestav.mx
148.247.97.1	A	ctrl.cinvestav.mx
148.247.98.1	PTR	server.ie.cinvestav.mx
148.247.99.102	A	solar.cinvestav.mx
148.247.101.1	A	sees.cinvestav.mx
148.247.101.1	A	gap.sees.cinvestav.mx
148.247.101.2	A	quelonio.sees.cinvestav.mx
148.247.102.1	A+PTR	epsilon.cs.cinvestav.mx
148.247.102.2	A+PTR	xenacluster.cs.cinvestav.mx
148.247.102.9	A+PTR	cie.cs.cinvestav.mx
148.247.102.9	PTR	cronos.cs.cinvestav.mx
148.247.102.9	PTR	fidelis.cs.cinvestav.mx
148.247.102.10	A+PTR	computacion.cs.cinvestav.mx
148.247.105.5	A+PTR	mayra.biotech.cinvestav.mx
148.247.105.9	A+PTR	jaime.biotech.cinvestav.mx
148.247.122.59	A+PTR	latina.chem.cinvestav.mx
148.247.122.59	A	latina.relaq.mx
148.247.122.59	A	relaq.mx
148.247.122.63	PTR	diamin.chem.cinvestav.mx
148.247.123.2	A+PTR	dns.nathan.cinvestav.mx
148.247.123.2	A	nathan.cinvestav.mx