Robtex

Up: 203.113.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.113.136.0/22
Down right: 203.113.140.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.113.137.130	A	tapchigame.vn
203.113.137.130	A	clbgame.com
203.113.137.130	A	tomyeu.com
203.113.137.133	PTR	mail.hrc.vn
203.113.137.136	A	vantrang.vn
203.113.137.136	A	mail.biopham.com
203.113.137.136	A	mail.thegioilop.com
203.113.137.138	PTR	mail.archi.vn
203.113.137.139	PTR	mail139.3cdotcom.vn
203.113.137.145	A	tiepthithethao.com
203.113.137.145	A	mail.thethao24.tv
203.113.137.146	A	lctpay.com
203.113.137.148	PTR	mail.supper-hosting.com
203.113.137.148	A	203.113.137.148.supper-hosting.com
203.113.137.152	A	admuaban.com
203.113.137.153	PTR	mail1.polynet.vn
203.113.137.153	A	baltijos.at.www.thammyvienmikavuthai.com
203.113.137.153	A	*.in.www.tpad.vn
203.113.137.154	PTR	mail.x4u.vn
203.113.137.155	PTR	mail.lasuco.com.vn
203.113.137.161	A	teenkute.com
203.113.137.171	A	nhuongdocu.com
203.113.137.171	A	4shock.com
203.113.137.171	A	www.mraovat.com
203.113.137.173	PTR	mail.bachkhoatrithuc.vn
203.113.137.182	A	mu-thanglong.net
203.113.137.183	A	mail.tranhtheuviet.com
203.113.137.183	A	mail.bachkhoatrithuc.com
203.113.137.183	A	*.recvietnam.com
203.113.137.185	PTR	mail.6x12.vn
203.113.137.185	A	mail.sallway.com.vn
203.113.137.185	A	*.thegioiweb.vn
203.113.137.186	PTR	mail.eos.vn
203.113.137.186	PTR	mail.hosting.net.vn
203.113.137.192	A	fiv.vn
203.113.137.192	A	bienhoa90.vn
203.113.137.192	A	tyrosur.vn
203.113.137.196	PTR	mail.bachkhoatrithuc.com.vn
203.113.137.196	PTR	mail5.hosting.net.vn
203.113.137.211	PTR	mail.6x12.com.vn
203.113.137.211	A	mail.trochoihotnhat.com
203.113.137.211	A	allenheath.vn
203.113.137.212	PTR	mail.novavn.vn
203.113.137.220	A	f5pro.vn
203.113.137.220	A	vitek.vn
203.113.137.220	A	f5c.vn
203.113.137.221	PTR	mail7.hosting.net.vn
203.113.137.221	A	namlimxanhqn.net
203.113.137.224	A	xetapdiembe.com
203.113.137.224	A	*.suatreem.com.vn
203.113.137.224	A	kidsplaza.org
203.113.137.238	A	ns2.3cdotcom.vn
203.113.137.238	A	dns2.3cdotcom.vn
203.113.137.238	A	dnseb2.3cdotcom.vn
203.113.137.244	A	online.agr.vn
203.113.137.247	A	portalzhh.lb.mad.vn
203.113.137.247	A	*.photo.mad.vn
203.113.137.247	A	afsstore-new.euro.mad.vn
203.113.137.251	PTR	mail.viglacera.com.vn
203.113.137.252	A	*.viland.vn
203.113.138.1	A	mail.viglaceratrading.com
203.113.138.1	A	rivervietnam.com
203.113.138.1	A	anvietcraft.com.vn
203.113.138.101	A	mms.viettel.com.vn
203.113.138.140	A	r1.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.141	A	r2.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.142	A	r3.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.143	A	r4.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.144	A	r5.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.145	A	r6.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.146	A	r7.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.147	A	r8.sn-8pxuuxa-i2ie.googlevideo.com
203.113.138.195	A	mms.vietelmobile.com.vn
203.113.138.196	A	mmbox.viettelmobile.com.vn
203.113.138.196	A	mmbox.vietelmobile.com.vn
203.113.138.198	A	178.viettel.com.vn
203.113.138.210	A+PTR	mta.viettelmobile.com.vn
203.113.138.210	A	mta.vietelmobile.com.vn
203.113.138.228	A	viettelmedia.vn
203.113.138.228	A	game.viettelmedia.vn
203.113.140.37	PTR	mail.etown.com.vn
203.113.140.37	A	ndmail.etown.com.vn
203.113.140.39	A	ns1.etown.com.vn
203.113.140.40	A+PTR	ns2.etown.com.vn
203.113.141.140	A	mess-ser.samilvina.com
203.113.141.222	PTR	samilvina.com
203.113.141.222	A	mess-ser.samilvina.com
203.113.141.240	A	mess-ser.samilvina.com
203.113.143.148	PTR	mail.saigonctt.com.vn
203.113.143.178	A	mail.vidotourtravel.com
203.113.143.181	A+PTR	mail.viantour.com
203.113.143.181	A	mail.viantravel.com
203.113.143.182	A	mail.vidotrans.vn
203.113.143.218	PTR	mail.southernbank.com.vn
203.113.143.221	A	dns1.southernbank.com.vn
203.113.143.234	PTR	mail.syvina.com
203.113.143.237	PTR	mail1.pvep.com.vn
203.113.143.242	A	lgcare.vn
203.113.143.245	PTR	mail.lgcare.com.vn
203.113.143.245	A	sso.lgcare.com.vn