Robtex

Up: 42.112.208.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 42.112.212.0/23
Down right: 42.112.214.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
42.112.212.8	A	lb01-f.altplus.vn
42.112.212.8	A	human-kanri.com
42.112.212.71	A	saninfo.vn
42.112.212.72	A	oac.vn
42.112.212.72	A	mail.infocomex.com.vn
42.112.212.72	A	infocomex.vn
42.112.212.83	PTR	mail.ocs.com.vn
42.112.212.85	A	mail.infocomex.vn
42.112.212.85	A	mail.oac.vn
42.112.212.129	A+PTR	mail.brggroup.vn
42.112.212.129	PTR	mail.dosonseasidegolf.vn
42.112.212.129	A	*.brggroup.vn
42.112.212.136	A	imap.brggroup.vn
42.112.212.136	A	cttv.brggroup.vn
42.112.212.136	A	brgretail.vn
42.112.212.137	A	legrandjardin.com.vn
42.112.212.140	A+PTR	mailscanner-brg.brggroup.vn
42.112.212.140	A+PTR	smtp.brggroup.vn
42.112.212.152	A	brgvietgolfu16.com
42.112.212.153	A	brgcoastalcity.com
42.112.212.156	A	brglegendhillgolf.vn
42.112.212.156	A	brgcoastalcity.vn
42.112.212.156	A	www.brgkingsislandgolf.vn
42.112.212.161	A+PTR	mail.ftg.com.vn
42.112.212.161	A+PTR	mail.noreply.fpt.com.vn
42.112.212.161	A	mail.gadonvietnam.net
42.112.213.35	A+PTR	mail.nvs.vn
42.112.213.35	PTR	nvs.vn
42.112.213.37	A	nvs.vn
42.112.213.88	A	vipigteam.com
42.112.213.92	A	baoduongoto.com.vn
42.112.213.166	A	tnsproperty.com.vn
42.112.213.168	A	liximayman.msb.com.vn
42.112.213.170	A	tnginter.com
42.112.213.172	A	m1tech.com.vn
42.112.213.224	A+PTR	mail.evnhanoi.vn