Robtex

Up: 103.233.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.233.48.0/23
Down right: 103.233.50.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.233.48.10	A+PTR	mailgw.vtvcab.vn
103.233.48.11	A+PTR	mail.vtvcab.vn
103.233.48.12	A	services.on.vtvcab.vn
103.233.48.13	A	img.static.vtvcab.vn
103.233.48.13	A	vieon.vn
103.233.48.13	A	on.vtvcab.vn
103.233.48.16	A	paygate.vtvcab.vn
103.233.48.17	PTR	vtvcab-dns-01.vtvcab.vn
103.233.48.17	A	truyenhinhcapcantho.com
103.233.48.17	A	vtvcap.com
103.233.48.18	PTR	vtvcab-dns-02.vtvcab.vn
103.233.48.18	A	dichvu.vtvcab.vn
103.233.48.20	A	logo.vtvcab.vn
103.233.48.22	A	mds.vtvcab.vn
103.233.48.26	A	cdn.vtvcab.vn
103.233.48.36	A	idp.vtvcab.vn
103.233.48.37	A	khachhang.vtvcab.vn
103.233.48.40	A	top11.vn
103.233.48.41	A	livechat.onsports.vn
103.233.48.41	A	control.onsports.vn
103.233.48.41	A	micros.onsports.vn
103.233.49.15	A	mocha.vtvlive.vn
103.233.49.15	A	atico.com.vn
103.233.49.15	A	rm.vtvlive.vn