Robtex

Up: 45.71.212.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 45.71.212.0/24
Down right: 45.71.213.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
45.71.212.1	A+PTR	ns1.houseti.com.br
45.71.212.1	A	ns1.spek.com.br
45.71.212.1	A	ns1.abreunetworks.com.br
45.71.212.2	A	scom.houseti.com.br
45.71.212.5	PTR	web001cldl7.houseti.com.br
45.71.212.5	A	juvenizjr.com.br
45.71.212.5	A	harasterrabrasilis.com.br
45.71.212.6	A	consultoriaseo.digital
45.71.212.6	A	magoseo.com.br
45.71.212.7	A	portal.houseti.com.br
45.71.212.8	A	noc.houseti.com.br
45.71.212.9	A	backup.houseti.com.br
45.71.212.10	A	ns2.hous.com.br
45.71.212.10	A	ns3.houseti.com.br
45.71.212.11	A	auditoria.houseti.com.br
45.71.212.12	A	owa.houseti.com.br
45.71.212.13	A	mxasp.houseti.com.br
45.71.212.14	PTR	web002w2k12.houseti.com.br
45.71.212.14	A	precounico.com
45.71.212.14	A	avaliacao.com.br
45.71.212.16	A	smtp002.houseti.com.br
45.71.212.17	A	smtp003.houseti.com.br
45.71.212.18	A	smtp004.houseti.com.br
45.71.212.20	A	mx.houseti.com.br
45.71.212.20	A	aspmx.emailexchangeonline.com
45.71.212.20	A	mxedge.houseti.com.br
45.71.212.21	A	smtpexch19.emailexchangeonline.com
45.71.212.23	A	webmail.houseti.com.br
45.71.212.23	A	webapp.houseti.com.br
45.71.212.23	A	emailexchangeonline.com.br
45.71.212.25	PTR	fhs001deb9.houseti.com.br
45.71.212.25	A	hbox.houseti.com.br
45.71.212.36	A	itauara.com.br
45.71.212.51	A	smtp.houseti.com.br
45.71.212.51	A	mail.houseti.com.br
45.71.213.4	A+PTR	ns1.fecomercio.com.br
45.71.213.7	A+PTR	cid794-001.houseti.com.br
45.71.213.7	A	yotech.com.br
45.71.213.16	A+PTR	cid64-001.houseti.com.br
45.71.213.16	A	meucopo.com.br
45.71.213.16	A	beerglasses.com.br
45.71.213.18	A+PTR	cid541-001.houseti.com.br
45.71.213.18	A	portalzeus.com.br
45.71.213.31	A	uniexpo.com.br
45.71.213.39	A	vitaoshop.com